Camp Half-Blood Chronicles List of characters in mythology novels by Rick Riordan

1 camp half-blood chronicles

1.1 percy jackson , olympians main characters

1.1.1 percy jackson
1.1.2 annabeth chase
1.1.3 grover underwood
1.1.4 luke castellan
1.1.5 thalia grace
1.1.6 tyson
1.1.7 nico di angelo
1.1.8 rachel elizabeth dare
1.1.9 clarisse la rue


1.2 heroes of olympus main characters

1.2.1 leo valdez
1.2.2 piper mclean
1.2.3 jason grace
1.2.4 hazel levesque
1.2.5 frank zhang
1.2.6 reyna avila ramírez-arellano
1.2.7 coach gleeson hedge


1.3 trials of apollo main characters

1.3.1 lester papadopoulos
1.3.2 meg mccaffrey
1.3.3 calypso
1.3.4 triumvirate holdings


1.4 greco-roman deities

1.4.1 twelve olympians
1.4.2 minor greco-roman gods
1.4.3 primordial deities
1.4.4 titans
1.4.5 gigantes


1.5 demigods

1.5.1 historic demigods
1.5.2 legacies


1.6 mythological figures
1.7 other greco-roman beings

1.7.1 greco-roman humanoids
1.7.2 greco-roman creatures

camp half-blood chronicles
percy jackson , olympians main characters
percy jackson

perseus percy jackson demigod son of mortal sally jackson , greek god poseidon. main protagonist , first-person narrator in percy jackson & olympians series , appears in every book of camp half-blood chronicles except lost hero , dark prophecy. in recent appearance in hidden oracle, seventeen-year-old percy states , girlfriend annabeth chase plan finish senior year in new york before heads new rome university.

percy described having mediterranean complexion, black hair , father s sea green eyes. powers inherited father include controlling water, making hurricanes, breathing underwater, , talking horse-like animals , sea creatures. notably swordsman. throughout series, percy fights using ballpoint pen named anaklusmos (ancient greek riptide ) changes celestial bronze sword. percy s fatal flaw excessive personal loyalty, not @ first see danger.

in film adaptations, portrayed logan lerman. in musical, portrayed chris mccarrell.

annabeth chase

annabeth chase 1 of protagonist percy jackson s closest friends , later girlfriend, first appearing twelve–year-old helps nurse him health after fights minotaur. daughter of goddess athena , mortal history professor frederick chase, whom has extensive paternal family. annabeth has blond hair, stormy gray eyes, , tan skin. daughter of athena, naturally intelligent, particular gift strategy , architecture. @ end of last olympian, assigned redesign damaged mount olympus. fatal flaw hubris, excessive pride. described teacher chiron territorial friends , manifested in several moments of jealousy , distrust. in lightning thief, revealed terrified of spiders, because of old myth of athena , arachne.

annabeth runs away father , stepfamily @ age 7 , encounters luke castellan , thalia grace. live runaways until found grover underwood , taken camp. annabeth remains attached luke , convinced of goodness after decision support kronos. attempts bring luke fold important theme in books. annabeth crucial plot of each book in camp half-blood chronicles, in various ways. leads quests in battle of labyrinth , mark of athena. spends time in tartarus percy , bob titan during house of hades. @ end of series, , percy plan finish high school in new york , attend college in new rome. in hidden oracle, percy states annabeth had gone boston family emergency —searching cousin magnus chase. annabeth s appearances in crossover shorts kane chronicles, , in magnus chase , gods of asgard making 1 of 2 characters (percy jackson being other character, appearing in final magnus chase book, ship of dead ) have appeared in 3 of greco-roman, egyptian, , norse mythology series author rick riordan.

her main weapon short celestial bronze knife given luke. after losing in mark of athena, uses drakon-bone sword given giant damasen. uses sadie kane s wand when turned dagger 1 luke gave her. annabeth uses invisibility yankees cap mother , magic shield. @ end of battle of labyrinth, daedalus gives annabeth incredibly advanced laptop computer loses on depths of tartarus. in third , final book of magnus chase series, annabeth seen wearing uc berkeley college of environmental design shirt, , implied attending there in fall.

in film adaptations, portrayed alexandra daddario. in musical, portrayed kristin stokes.

grover underwood

grover underwood satyr percy s best friend. in books, has curly brown hair , fur, acne, , wispy beard. horns grow larger series progresses, , must take increasingly careful measures hide them , goat legs while posing human. vegetarian eats tin cans, furniture, , enchiladas. grover twenty-eight in first novel, because satyr s lifespan twice of human, still physically teenager. grover sensitive , nature-conscious person. satyrs, can sense emotions , smell monsters , demigods. series progresses, concern friends , pursuit of goals lead him take on leadership roles , become more sure of himself. unlike demigod friends, grover not orthodox fighter. instead, uses reed pipes or cudgel. in battle of labyrinth, grover begins relationship dryad juniper.

he first seen in lightning thief, disguised human student @ percy s school, serving protector . grover later reveals if completes protector mission, receive searcher s license , , leave missing god pan, life s ambition. when polyphemus captures him in sea of monsters, forms psychic bond percy, called empathy link, allowing them limited degree of telepathic communication across great distances. uses ability guide percy rescue. finds pan in battle of labyrinth, , receives wild god s spirit. @ end of last olympian, named lord of wild , given seat on satyrs ruling council.

in film adaptations, portrayed brandon t. jackson. in musical, portrayed george salazar.

luke castellan

luke castellan 19-year-old demigod (in lightning thief), son of hermes , may castellan. introduced friendly head counselor of hermes cabin, revealed servant of kronos. luke resentful of father, adhered gods policy of non-interference despite may castellan s mental illness. luke runs away home young , arrives @ camp half blood. after loss of thalia, failed quest, , continued silence father; ongoing resentment turns strong hatred of not hermes, gods. though described knew him before joined kronos nice guy, later becomes moody , violent.

luke described handsome sandy hair, blue eyes, , long scar on cheek given him ladon. first , foremost excellent swordsman. receives sword named backbiter master kronos @ end of lightning thief. sword, later reforged kronos s scythe, has ability harm both mortals , immortals. demigod halcyon green, receives celestial bronze knife , diary. luke later gives knife annabeth promise remain family , entrusts diary chiron. father receives pair of magic flying shoes, later curses , gives percy. has inherited ability open locks mind, along cunning nature, father. before giving himself on host spirit of kronos, luke bathes in river styx , obtains invincibility of achilles.

though luke serves kronos willingly, horrors witnesses during battle of manhattan convince him fight against former master, committing suicide stop titan. doing this, luke proves himself hero of great prophecy. dies, luke reiterates ethan nakamura tells percy earlier: unclaimed children , unrecognized gods deserve more respect have been given.

in film adaptations, portrayed jake abel. in version, luke incredibly skilled in unarmed combat, overpowering percy when latter carrying sword.

in musical, portrayed james hayden rodriguez.

thalia grace

thalia grace daughter of zeus , beryl grace, tv starlet god met in 1980s. born on december 22, 1987, 7 years earlier brother jason. in lost hero revealed older sister of jason grace. due mother s abusive nature, thalia has considered leaving home since little, stays protect jason mother s antics. however, when jason apparently killed during visit sonoma (in actuality, merely presented hera), thalia runs away @ age 10 , stays luke , annabeth until meet grover underwood when 12. when party reaches camp half-blood, thalia gives life hold off pursuing monsters on top of later called half-blood hill. save thalia s life, father transforms pine tree. spirit provides magical barrier protects camp until 7 years later when purged pine tree golden fleece.

thalia pursued fiercely monsters because violation of big 3 oath , promise between 3 eldest male olympians have no more children, fear of great prophecy coming true. @ end of titan s curse, becomes lieutenant of hunters of artemis, band of immortal female archers in service goddess artemis. freezes age night before sixteenth birthday, taking out of running prophecy.

thalia has electric-blue eyes , spiky black hair, black eyeliner , punk style clothing. annabeth remarks thalia s personality , character traits (such bravery , loyalty) similar percy s, , centaur chiron later says same. shares traits father zeus, including over-the-top pride, confidence, , reactions betrayal or contradiction. incredibly skilled warrior, willing attack luke, recognized best swordsman camp half-blood has ever known. thalia s weapons of choice @ first shield named aegis disguised silver bracelet (this gift father causes paralyzing fear in see because head of medusa pictured on shield), , spear disguised mace canister. after titan s curse, uses bow , hunting knives, still uses aegis. main power ability summon lightning , generate electric shocks. in titan s curse, revealed has fear of heights. in lost hero, makes minor appearance , embraces brother jason first time in years, learn had lost memory.

in film percy jackson: sea of monsters, portrayed canadian actress paloma kwiatkowski. shown cyclopes ones attacked her, annabeth, , luke outside of camp half-blood.

tyson

tyson percy s younger brother. in sea of monsters, introduced percy s bullied, childish friend. when percy forced take him camp half blood, revealed baby cyclops , son of poseidon making him percy s half-brother. percy @ first resentful of him brother, while annabeth openly hostile towards him because friend (thalia grace) killed one, both accept him after know him better during quest sea of monsters.

tyson described tall unkempt teeth , fingernails, , brown hair , eye. mentally 8 years old, intelligent , extremely compassionate. son of poseidon, tyson has limited powers on sea creatures , water. cyclops, immune fire , super-strong; has uncanny ability mimic voices; has enhanced senses; , can understand old tongue (the language spoken gaea first children). tyson becomes excellent smith beckendorf. in last olympian, proves himself capable fighter , named general of poseidon s armies. leads fellow cyclopes fight battle cry of peanut butter!

tyson close several characters , magical creatures in series. first rainbow hippocampus. befriends hellhound mrs. o leary. in battle of labyrinth, tyson revealed afraid of satyrs, including percy s friend grover; manages conquer fear after quest grover, , befriends satyr. in heroes of olympus series, tyson begins romantic relationship harpy ella.

in percy jackson: sea of monsters movie, portrayed douglas smith.

nico di angelo

nico di angelo first seen in titan s curse, unclaimed demigod rescued percy, annabeth, thalia, , grover. @ end of novel, revealed nico son of hades. though appears ten or eleven years old , therefore violation of big 3 oath , in reality , elder sister bianca born sometime in 1930s, before hades took oath; and, after having memories wiped, 2 siblings stayed in lotus hotel , casino until present day. mother maria di angelo, daughter of italian diplomat. killed zeus, attempting kill nico , bianca. native of venice, italy , can speak italian.

nico depicted cheerful , childish, olive skin , dark hair, , enjoys playing mythomagic (a greek-mythology-themed card game similar magic: gathering). after nico learns of bianca s death, becomes moody , secretive. gets angry @ percy, swore protect big sister, in end forgave him. afterwards, becomes pale , shaggy-haired , begins wearing dark clothing. nico, despite being powerful, extremely lonely, father. makes many other characters uncomfortable, in part due powers on darkness , death , unnerving weapon of choice: sword made of iron cooled in styx ( stygian iron ) capable of absorbing monsters essences, rather banishing them tartarus. nico blames percy bianca s death, forgives him after learning holding grudges fatal flaw. point on until meeting cupid in house of hades, nico struggles hide homosexuality, raised believe inappropriate. during blood of olympus, nico s task transport athena parthenos camp half-blood along reyna , coach hedge, bring peace between camp half-blood , camp jupiter. sometime after end of blood of olympus, begins relationship solace.

nico s suggestion percy take on curse of achilles , work convince hades fight in last olympian crucial olympians success, , earn him short bout of fame. privy fact there 2 camps, 1 greek , 1 roman, before lost hero, makes him important liaison between 2 groups in latter series. brings hazel levesque, daughter of pluto , half-sister, dead , established @ camp jupiter. between son of neptune , mark of athena, nico travels through tartarus find monstrous side of doors of death, experience leaves him haunted , weak. in blood of olympus, dies several times while shadow-traveling , involves melting shadows , transporting himself different places.

the character nico named after 1 of riordan s former students.

rachel elizabeth dare

rachel main character in later books of percy jackson series , minor character in heroes of olympus series. rachel mortal girl can see through mist, force obscures gods , monsters mortals. first meets percy in titan s curse @ hoover dam. in battle of labyrinth, helps annabeth , percy guiding them through labyrinth daedalus s workshop. hinted throughout series harbors romantic feelings percy; annabeth notices , becomes jealous. in last olympian, begins having strange visions , becomes new oracle of delphi. first act oracle deliver next great prophecy 7 heroes, setting plot of heroes of olympus series. appearances in sequel series sparse; contacted annabeth in house of hades ask reyna s assistance bring athena parthenos camp half-blood.

following loss of delphi python, revealed in hidden oracle, rachel stops visiting camp half-blood , begins in frenzied attempt regain foresight, not helped disappearance of apollo. once informed of apollo s arrival @ camp half-blood, rachel returns , learns not delphi lost, 3 other oracles, except dodona, owned rhea. becomes upset upon learning of existence of other oracles, apollo has not told before.

she described having red hair , freckles. skilled @ painting , drawing, both feet , hands, , shown non-adhd foil demigod teammates. percy remarks on ability stand still long periods of time @ charity event. due limited power of foresight, rachel knows great deal of knowledge before learns herself; during meeting reyna, states latter s full name, reyna s inner circle of friends know.

clarisse la rue

a daughter of ares , lead counselor of ares cabin @ camp half-blood, clarisse hot-tempered, courageous, , strong. child of war god, excellent fighter (usually utilizing electric spear given ares) , military strategist. can stubborn , overconfident, father, surprises other characters loyalty , leadership skills. despite similarities, clarisse has fear of father , anger @ if should ever disappoint him—this, along strong sense of honor , pride, motivates actions. fears labyrinth because of happened demigod chris rodriguez when inside huge maze. aggressive towards demigods, including percy, though respect , make friends few; percy, annabeth, , silena beauregard, included. starts dating chris.

clarisse makes frequent appearances throughout novels, first seen after percy arrives @ camp half-blood. in sea of monsters, clarisse instrumental in bringing golden fleece camp. main character in short story percy jackson , stolen chariot (published in percy jackson & olympians: demigod files). in last olympian, clarisse sits out war olympus due personal feud (like achilles in trojan war).

enraged after loss of friend silena, later joins battle fury reminiscent of father s, slaying drakon singlehandedly , receiving blessing of ares. in blood of olympus, clarisse leads greeks in battle defend camp.

in hidden oracle, stated clarisse has gone attend university of arizona.

in film adaptations, portrayed leven rambin. in musical, portrayed sarah beth pfeifer.

the heroes of olympus main characters
leo valdez

leo valdez 15-year-old demigod son of hephaestus , 1 of 7 protagonists of heroes of olympus. leo described looking latino santa s elf curly black hair, brown eyes, cheerful face, slim build, , mischievous smile. hispanic-american , native of texas. speaks spanish. leo has ability create , manipulate fire, skill no son of hephaestus has had in 400 years. leo excellent mechanic. repairs bronze dragon running wild in camp s woods, renaming festus, means happy. creates argo ii, ship 7 demigods destined great prophecy sail on reach greece.

when leo eight, tricked setting fire mother esperanza s machine shop while facing off against gaea, resulted in esperanza s death. leo s remaining family blamed him killing parent , left him foster child , runaway. leo uses sarcasm , wit hide feelings, in regards having been cause of mother s death. has tendency think of himself seventh wheel , though proves no less important or skilled others. in mark of athena, hazel learns former boyfriend, sammy, leo s great-grandfather. until falls in love calypso in house of hades, leo falls every girl meets. in blood of olympus, leo sacrifices himself annihilate gaea, , dies in process. brought life using physician s cure , returns calypso on island of ogygia.

following resurrection, leo goes on journey calypso. leo included in prophecy of grove of dodona, accepts task accompany apollo on trials in trials of apollo, calypso. in dark prophecy, announces , calypso living @ waystation. when prophecy of trophonius requires must warn camp jupiter invasion, leo volunteers task alone.

piper mclean

piper mclean daughter of aphrodite , famous actor tristan mclean. fifteen in lost hero. unlike children of aphrodite, piper not particularly concerned beauty or fashion. piper cherokee on father s side. has tan skin, eyes change color constantly, , choppy caramel/chocolate-colored hair cuts herself. slim build , of average height. demigod powers include charmspeak (essentially, magical persuasion) , ability speak french. able see visions in magic dagger katoptris (meaning looking glass in ancient greek), once belonged helen of troy. unclear whether due knife s magic or own. though, dagger seems have lost power show visions after battle in athens against giants.

piper s relationship father mutually affectionate strained, in part because of small amount of attention spares her. when young, piper used persuasive skills borrow (ask in charmspeak) things (such car, lawn mower, etc.) earn little of time. after kidnapped giant enceladus in lost hero , subsequently rescued piper, jason, , leo; mr. mclean s relationship daughter begins improve. piper close jason. though later learns trick of mist, once girlfriend while attended same school. works hard recreate relationship in real life when comes camp half-blood. friends of 7 quest members in heroes of olympus, annabeth.

piper s main weapon dagger katoptris, though later acquires magic cornucopia , uses weapon. after being captured pirates in house of hades, piper asks hazel teach sword fighting, using jagged celestial bronze sword taken 1 of boreads.

in hidden oracle, nico mentions piper attending school in los angeles, jason.

jason grace

jason grace son of jupiter , mortal beryl grace, tv star of 1980s, , younger brother of thalia grace. jason has few memories of mother, compelled give him when two, remembers enough thalia not surprised when sees again, in lost hero. thalia reveals mother told jason dead, , drove leave home, after run away home , found camp half-blood . later discovers, in blood of olympus, beryl grace had become mania, or spirit of madness. grew @ camp jupiter, roman equivalent of camp half-blood, demigods born olympians roman aspects receive training. in lost hero, begins romantic relationship piper mclean.

jason described having blond hair, blue eyes, , scar above upper lip (according thalia, result of attempt eat stapler when two). of above-average height, athletic build , muscular arms. has tattoo burned under forearm, twelve straight lines bar code, eagle, , letters spqr on lines. tattoo symbolizes twelve years of service in twelfth legion fulminata @ camp jupiter; eagle symbol of jupiter. age of fifteen, had earned rank of praetor , led legion longtime quest partner, reyna. jason coordinated roman camp s attack on titan force. led assault against mount othrys, titan stronghold near san francisco, , defeated titan krios in combat, percy jackson defeated kronos.

of characters in series, jason 1 struggles differences between greek , roman perspectives. piper mclean describes jason rule- , duty-oriented, though roman god terminus describes him rule-flouter. however, when former compatriot reyna sees him again in mark of athena, comments seems have lost of roman qualities. when argo ii stuck in north africa, realizes must choose 1 identity or other. chooses consider himself greek, despite parentage, , later unable command legion of ghosts sworn obey roman officers. during house of hades revealed jason has plans return camp jupiter improve things learned @ camp half-blood, such giving fauns (the roman equivalent of satyr) more rights , responsibilities. later, during blood of olympus, jason decides consider both greek , roman traditions part of heritage. becomes pontifex maximus , role see him travel between camp half-blood , camp jupiter build shrines every god , goddess in pantheon, allowing him stay in touch both sides.

although jason , percy recognize best work together, , become friends, relationship not without antagonism. percy puts it, natural 2 powerful demigods wonder of them stronger after fight. jason sword fighter percy, though have different fighting styles. jason uses imperial gold sword, styled roman gladius, can extend pilum @ will. possible trait common roman demigods, reyna shown able turn sword pilum. jason has power on air currents , can fly. can sense , control air spirits , has, thalia, called down lightning, conducts through imperial gold weapons, underwater. on 1 occasion, , percy summon hurricane in charleston harbor. sister, jason can emit static shocks, seem tied emotions.

the hidden oracle reveals jason has been attending school in los angeles piper, per nico s words.

hazel levesque

hazel levesque thirteen-year-old demigod, daughter of pluto , marie levesque. first appears in son of neptune, @ camp jupiter. later revealed has returned dead, assisted half-brother nico. grew in 1940s in new orleans, mother had gris-gris shop. when born, pluto offered grant mother wish, request wealth backfired ability control precious metals , gems, both first view curse. hazel died after gaea tries use hazel s power on earth resurrect alcyoneus. when hazel s mother changes mind helping gaea, hazel buries herself , mother under earth, delaying alcyoneus s rebirth , killing them both. while hazel s spirit being judged, gives chance go elysium save mother punishment, , both sent fields of asphodel instead. @ point before lost hero, nico finds hazel in underworld while investigating imbalance between life , death. helps escape world of living , arranges join camp jupiter. hazel , nico protective of each other, true half-siblings.

hazel described african american, having cocoa-colored skin, curly cinnamon-brown hair, , golden eyes. legion tattoo described looking cross curved arms , head. learns manipulate curse, manipulating precious stones , metals , sensing structures underground. accomplished horse-rider , skilled spatha. tames horse arion, eats precious metals. unusually knowledgeable underworld because of time there. during house of hades goddess hecate insists hazel learn manipulate mist. hazel becomes gifted @ this. after second gigantomachy, hazel promoted rank of centurion of fifth cohort, succeeding boyfriend frank.

frank zhang

frank zhang 16-year-old demigod, son of mars , emily zhang, chinese-canadian legacy (descendant of demigod) dies during military service in afghanistan. taken care of grandmother after mother s death, , makes way camp jupiter upon insistence. frank s family descends periclymenus, grandson of poseidon, had power shapeshift. periclymenus s descendants sold slavery in china, , migrated canada many years later. while battling alcyoneus (who invincible within alaska), frank taps ancestral power , transforms elephant. however, combined power of being son of mars , having ability shapeshift makes life fragile. fates tied life force piece of firewood when baby....if wood burns up, die (as in ancient greek legend of meleager). goddess juno appears mother , grandmother while baby warn them of fact, crucial defeating giants. in life, frank has ignited wood twice, can thinking it; first time while finding way camp jupiter, in bitter cold. second time when he, percy, , hazel travel alaska free thanatos. eventually, frank entrusts firewood hazel, , in house of hades, leo creates fireproof pouch contain it.

frank has meek disposition , uncomfortable upon learning father s identity publicly in front of whole of camp jupiter. suspected himself son of apollo, given skill bow , arrow. on quest in son of neptune, , later during series well, uses enchanted spear given him mars. frank s surprise, spear summons skeleton warrior defeats basilisks. frank calls skeleton gray .

as has been residing in camp jupiter no more year, frank considered probatio, or rookie, of fifth cohort. before quest free thanatos, however, cohort s centurion, gwen, decides retire , give position frank. later, in house of hades, jason surrenders praetorship frank, uses authority , diocletian s scepter lead army of roman skeleton soldiers against monsters in necromanteion.

frank described cuddly , fuzzy , chubby, babyish face in mark of athena, in house of hades, after summoning blessing of ares defeat hoard of enemies, transforms. described being taller, more muscular, , without childhood fat. though built professional football player, still sensitive before, , embarrassed @ new appearance @ first.

initially, wary of tension between hazel , leo, leo reminded hazel of old boyfriend, sammy valdez. after leo s encounter calypso, however, leo became more relaxed around hazel , there no more signs of other friendship, frank s relief. pursues relationship hazel.

reyna avila ramírez-arellano

reyna avila ramírez-arellano 16-year-old puerto rican demigod. daughter of bellona, roman goddess, , younger sister of queen hylla of amazons. , sister worked circe during events of sea of monsters. described intimidating , natural leader; has glossy black hair , black eyes. reyna more used responsibility other demigods, praetor @ camp jupiter. reyna s demigod power ability lend energy, skills, , character traits nearby demigods. leo valdez, can speak both english , spanish-language. reyna accompanied 2 magical dogs, aurum , argentum, or pegasus scipio ( skippy dies after trip new york greece in house of hades). immortal winged horse, pegasus awards title of horse friend , because of kindness towards scipio , other of descendants.

in blood of olympus she, nico, , coach hedge go on quest return athena parthenos camp half-blood. while shadow-travelling new york, trio stops in san juan , visits reyna s former house, haunted ghosts of relatives. there reyna reveals ramírez-arellano family (which includes roberto cofresi , captain marion frederic ramírez de arellano) has been favored bellona. reyna s father (an iraq war veteran) loved goddess, ptsd turned love unhealthy paranoia. when reyna ten years old, became mania, or evil insane ghost. when mania attacked hylla, young reyna picked closest weapon , killed remained of father. reyna reluctant discuss incident because patricide unforgivable in new rome.

coach gleeson hedge

gleeson hedge satyr first mentioned in last olympian, author of distress call sent grover underwood. grover, hedge demigod protector; proudest recruit being clarisse la rue. disguises himself coach @ wilderness school escort piper mclean , leo valdez (and later, jason grace) camp half-blood. serves adult chaperone argo ii , later accompanies athena parthenos camp. despite warlike , overly aggressive attitude, hedge kind , understanding campers in need. enjoys extreme sports , martial arts movies. in lost hero, hedge falls in love mellie cloud nymph (assistant aeolus) , marries her; time of house of hades, mellie pregnant satyr boy. chuck, baby, born @ end of book five, clarisse godmother. in hidden oracle, hedge, mellie, chuck, piper, , jason spending winter in los angeles.

the trials of apollo main characters
lester papadopoulos

lester papadopoulos mortal form of apollo , main protagonist of trials of apollo series.

in heroes of olympus, apollo s roman descendant octavian promises god many things blessing prophetic skills, leads olympians distraction true threat of gaea, , resurgence of python. result, delphic oracle ceases function, halting demigod quests, , zeus punishes apollo. zeus s punishment consists of making apollo mortal, though retains of personality , more minor powers. punishment revealed in trials of apollo.

following meeting 2 thugs, lester encounters demigod called meg mccaffrey claims him servant until regains godhood. there, apollo has adjust himself life of mortality , questing regain former powers , lifestyle. apollo released meg after revelation of alliance enemy.

lester 16-year-old teenager curly brown hair, blue eyes, acne, , flabby torso. narcissistic, prideful, , arrogant, best not burden on others. mortal transformation has made him realize how miserable humans in facing gods. in particular, grows care meg , resolves despite difficulties involved.

meg mccaffrey

margaret (meg) mccaffrey 12-year-demigod daughter of demeter , main character in hidden oracle. father murdered beast , subsequently adopted emperor nero, considering them 2 separate people. nero taught arts of demigod , gave pair of crescent rings can transform sickles made of imperial gold, before giving task lure apollo grove of dodona. meg appears apollo @ alley of hell s kitchen, manhattan defeat thugs, sent nero, stage robbery . meg demands apollo s servitude , him travels camp half-blood percy s assistance. there, meg displays unusual abilities before demeter claims her, , later goes apollo search missing demigods , grove in nearby woods, having endure brief abduction in process. relationship nero revealed @ climax, growing doubtfulness regarding nero s ways, not mention familiar friendship apollo, leads rob nero of chance on burning grove. while helps apollo bring grove alive, severs bonding spell , leaves.

meg described small , pudgy, dark hair chopped in messy pageboy style , black cat-eye glasses rhinestones glittering in corners. perky , adventurous, full of questions, , confrontational. poses questions no subtlety, apollo annoyed later comes regard unique trait. abilities demeter s daughter allows connect better nature summoning karpoi (crop spirit) called peaches (a spirit of peach trees), power none of demeter s other children demigods known possess.

calypso

calypso daughter of titan atlas imprisoned on island of ogygia supporting father during first titan war. first appears in battle of labyrinth, nurses percy health. falls in love percy , heartbroken when leaves. percy asks gods release @ end of last olympian, still residing there when leo becomes trapped on ogygia in house of hades. ends falling in love him. after leo escapes, swears on river styx return calypso. @ end of blood of olympus, leo gets ogygia , frees calypso.

in hidden oracle, calypso comes camp half-blood leo , reveals that, due choice leave ogygia, has become mortal. accompanies leo , apollo in latter s quest find oracles , stop 3 emperors conquering north america. despite this, 2 secretly attempt find normalcy lives , later announce apollo going settle in indianapolis, although continue him anyway can. @ end of dark prophecy, calypso stays @ waystation, while leo goes warn camp jupiter of impending invasion , apollo travels meg search erythaean sybil.

as sorceress, calypso can command wind spirits bidding. loses of control of them when gives immortality; however, still capable of summoning them degree, though consuming more power usual. josephine later trains better control. also, due spending long time @ ogygia, has mastered sewing , lock-picking, uses while finding gryphons @ indianapolis zoo.

triumvirate holdings

triumvirate holdings company led 3 beings said worst roman emperors in history. force other people worship them. during second titanomachy, triumvirate holdings responsible giving luke (at time under influence of kronos) , allies princess andromeda, weapons, helicopters, , top human mercenaries. during second gigantomachy, triumvirate holdings supplied octavian different weapons. rachel described triumvirate holdings rich make father s company kid s lemonade stand. trio have divided north america 3 major empires , hunting oracles, plan destroy.

among known members of triumvirate holdings are:

emperor nero – emperor nero legacy of apollo , main antagonist of hidden oracle. last in julio-claudian dynasty, nero infamous tyranny , overindulgence in wealth , luxury little regard subjects. deified roman emperor, has survived through millennia along 2 other deified roman emperors—the triumvirate. forms alliance python, holds delphi, while himself controls other oracles , plans destroy dodona. emperor of east, nero lives in new york city, recruits , trains homeless demigods, , controls eastern third of north america. , other 2 roman emperors have established triumvirate holdings. beast , nero killed meg s father, later adopted , trained in demigod arts lure apollo grove of dodona. after rhea restores grove of dodona @ camp half-blood, nero tries force apollo , meg burn trees; failing @ that, sends giant statue of himself, colossus neronis, stood in rome, against camp half-blood , apollo , greek demigods defend camp against it.
emperor commodus - commodus main antagonist of dark prophecy. last in nerva-antonine dynasty, commodus ascended emperor @ young age , known looks , musculature, nicknamed new hercules . in later life, became increasingly dictatorial , paranoid suspected people overthrow him. had preferences gladiatorial battles , buy slaves , exotic animals fight death. eventually, apollo, whom had affair, assassinated him while taking form of narcissus, wrestling partner. god, reigned emperor of middle, ruling base @ indianapolis. sends many of men, including kidnapped georgie, seek oracle of trophonius, himself fears oracle s reputed ability drive seekers insane. @ end of dark prophecy, launches attack @ waystation, defeated apollo , group. manages away @ last second, having been blinded apollo s brief revelation of true form.

greco-roman deities
twelve olympians

though not gods appear in rick riordan s novels olympians (that is, gods live on mt. olympus), greek , roman gods considered subset of twelve olympians. such, characters in series refer these immortals olympian gods , distinguish them greco-roman primordial gods , titans.

zeus/jupiter – 1st olympian , king of gods, zeus prominent in lightning thief has several roles throughout rest of percy jackson & olympians. zeus shown prominently throughout series extremely narcissistic, paranoid , fierce hypocrite. in lost hero, under influence of khione, zeus forbids contact between gods , mortals , closes off olympus (against influence of khione), although indirectly helps protagonists several times on quests, such answering jason s prayer aid against enceladus. primary olympian god, demigod children reside in camp half-blood s biggest cabin, cabin 1, although there 1 person resides there @ end of heroes of olympus: jason. in film adaption, zeus played sean bean.
hera/juno – 2nd olympian , queen of gods, plays role in titan s curse, helping percy , others on quest in battle of labyrinth. juno in lost hero, kidnapped gaea, , contacts jason grace rescue her. previously, juno, had sneaked out of olympus , switched percy , jason try unite roman , greek demigods, going against wishes of zeus part of plan defeat gaea. cabin in camp half-blood cabin 2, second biggest in camp, because not have demigod children, empty. in film adaptation, hera played erica cerra.
poseidon/neptune – 3rd olympian , god of sea, earthquakes, , horses brother of zeus , hades. in lightning thief, suspected of having stolen zeus s master bolt proven innocent after percy recovers ares. poseidon fights oceanus in underwater front of titan war. remains there in last olympian while other olympians fight typhon, until percy convinces him power necessary defeat typhon. last seen fighting giants in second gigantomachy alongside percy , other gods , demigods , mentioned kymopoleia other gods daughter after percy , jason reported meeting her. though referred neptune in sequels of percy jackson , olympians when greeks , romans united, has yet appear in roman form. cabin in camp half-blood cabin 3 in percy sole permanent occupant. in film adaptation of lightning thief, poseidon played kevin mckidd. in musical, portrayed jonathan raviv.

amphitrite – wife of poseidon. appears in 1 scene of last olympian , described beautiful goddess wearing armor, black hair , small horns crab claws.
delphin – god of dolphins. delphin 1 of poseidon s lieutenants in war against oceanus. seen briefly during war council meeting in poseidon s palace in last olympian, in shape of dolphin.
palaemon – god of sharks. palaemon 1 of poseidon s lieutenants in war against oceanus.
triton – triton sea god , poseidon s son , heir. depicted merman 2 fishtails. acts arrogant toward percy respects tyson.


demeter/ceres – 4th olympian , goddess of agriculture. thinks answer farming-related. demeter made few appearances in percy jackson , olympians series. , daughter persephone appear in last olympian, participate in battle against titans. demetre s cabin in camp half-blood cabin 4. in film adaptation of lightning thief, demeter played stefanie von pfetten.

persephone/proserpine – goddess of springtime , queen of underworld. persephone wife of hades , daughter of demeter , zeus. hades allows visit demeter, mother, in spring , summer. said able soften hades , make him more merciful. unlike minor gods, sides olympus during war against titans. in film adaptation, persephone played rosario dawson.


ares/mars – 5th olympian , god of war son of zeus , hera , father of deimos, phobos, eros, clarisse la rue, , frank zhang (as mars). ares callous bully driven either greed, aggression, violence or promise of violence. however, mars, dislikes war without reason , 1 of more important roman gods. still bully , killing greeks. percy first encounters ares in lightning thief, in drives large black harley-davidson motorcycle flame decals , leather seat made human skin. percy defeats ares in sword fight near climax of book. cabin 5 in camp half-blood home of ares demigod children; said surrounded kinds of warfare apparatus, including spikes. in film adaptation of lightning thief, ares played ray winstone. in musical, played james hayden rodriguez.

deimos – god of terror. son of ares, deimos appears in short story percy jackson , stolen chariot in demigod files, torments clarisse, forcing percy , clarisse cooperate defeat him.
phobos – god of fear. son of ares, phobos appears in percy jackson , stolen chariot story in demigod diaries, torments clarisse along brother. has power show people greatest fears, percy , clarisse cooperate defeat him. in blood of olympus, statue of phobos used piper kill mimas fulfills requirement of 1 god , 1 demigod cooperating in killing giants.


athena/minerva – 6th olympian , goddess of wisdom , battle strategy daughter of zeus , metis. athena first appears in titan s curse, dislikes percy , relationship daughter, , votes execute percy due crucial role in fate of olympus. argues logical , wise choice. minerva, scatter brain , lost. hates romans reducing , tells descendants kill romans. leads best children athena parthenos, although aphrodite believes subconscious, athena doesn t know is. color scheme grey, , cabin in camp half-blood cabin 6. in film adaptation, athena played melina kanakaredes.
apollo – seventh olympian , god of sun, light, music, truth, , healing. serves supporting character in percy jackson & olympians , heroes of olympus series, , becomes main protagonist of trials of apollo series mortal named lester papadopoulos. apollo first appears in titan s curse, transports group of demigods , hunters @ behest of twin sister artemis. later, assists quest group in rescuing artemis titans, though doing has been forbidden zeus. @ end of last olympian, apollo chooses rachel dare new pythia. after war in second series, furious zeus punishes apollo mortality failure identify gaea threat. in film adaptation of lightning thief, apollo played dimitri lekkos.
artemis/diana – 8th olympian , goddess of moon, wild animals, youth, , hunting. artemis daughter of zeus , leto , twin sister of apollo. artemis, true vows, distrusting of men discourages companionship or value of men, , encourages maidenhood. result, has no demigod children, recruits hunters serve companions , attendants. cabin 8 honorary home @ camp half-blood, because virgin, populated when hunters come visit. in film adaptation of lightning thief, artemis played ona grauer.
hephaestus/vulcan – 9th olympian , gods blacksmith. hephaestus father of charles beckendorf , leo valdez. @ camp half-blood, cabin 9 dedicated him. hephaestus acts major ally of percy in battle of labyrinth. in lost hero, defies zeus speaking leo through dreams , delivers head of mechanical dragon festus use figurehead argo ii. in film adaptation of lightning thief, hephaestus played conrad coates.
aphrodite/venus – 10th olympian , goddess of love , beauty. aphrodite first appears briefly in titan s curse. appearance shifts constantly, becoming more beautiful. cabin 10 @ camp half-blood home of demigod children. in film n of lightning thief, aphrodite played serinda swan.

eros/cupid – god of love son of aphrodite , ares. in house of hades, jason , nico convinced cupid give them diocletian s scepter. jason muses prefers aphrodite s version of love cupid s love.


hermes/mercury – 11th olympian , messenger of gods god of travelers , thieves. son of zeus , maia. in percy jackson , olympians series, hermes helps percy, hoping able redeem luke. unclaimed demigods packed hermes cabin called cabin 11 because hermes welcomes travelers. in film adaptations, hermes played dylan neal in first film , nathan fillion in second.
dionysus/bacchus – 12th olympian , god of wine , parties son of zeus , samele. dionysus made head of camp half-blood punishment pursuing off-limits wood nymph romantically lasting 100 years. dionysus portrayed extremely cynical , unfriendly misanthrope not appear have respect other beings, except ariadne. powerful god, powers shown least throughout series. has 2 demigod sons named castor , pollux, both of whom sole inhabitants of cabin 12. dionysus hates job , has low opinion of demigods, likening them theseus , abandonment of ariadne. in last olympian following kronos defeat, dionysus work @ camp half-blood reduced 50 years. dionysus played luke camilleri in first film , stanley tucci in second. in musical, portrayed george salazar.
hades/pluto – unofficial 13th olympian , god of underworld. hades, zeus , poseidon, considered elder god , 1 of powerful born of kronos , rhea. eldest , intelligent of big three, hades isolationist distances himself other gods because same him, out of fear. continuously underestimate hades in fact honorable , fatherly individual. father of nico di angelo, bianca di angelo, , hazel levesque (as pluto). after second titanomachy, hades granted cabin 13, populated sole living greek demigod child nico. in film adaptation of lightning thief, hades played steve coogan , depicted having fiery winged demon form.
hestia/vesta – goddess of hearth , home. simultaneously oldest , youngest of olympians, because first-born of kronos , rhea, yet regurgitated kronos belly last. artemis, hestia swore vow of chastity no conflict can spring allegiance; result, not have demigod child. hestia gives golden throne on olympus dionysus/bacchus in order keep peace on olympian counsel, making amount of male , female gods unbalanced 7 men , 5 women. title character of last olympian, wherein helps percy figure out how defeat kronos. described preferring shape of young , softspoken, girl brown hair. in percy jackson s greek gods, percy speculates hestia may have helped prometheus give fire humans out of kindness.

minor greco-roman gods

achelous – river god face of man , head of bull. had fought hercules hercules removed 1 of achelous horns; other horn plays part in plot of mark of athena removed piper mclean.
aeolus – master of 4 winds. in last olympian, manipulates winds form barrier around olympus protects air attacks titans. in lost hero, portrayed frenetic , unbalanced attempting fill requests of gods , hopes made god of wind. hosts weather report airs every 12 minutes.

anemoi – 4 wind gods.

boreas/aquilon – god of north wind. boreas first seen in lost hero jason, piper, , leo ask assistance. has 2 immortal children called boreads , father of khione.

khione – goddess of winter daughter of boreas , sister of boreads. first appears in lost hero when betrays jason, piper, , leo forces of gaea.
the boreads – boreads sons of boreas , brothers of khione. calais depicted big simpleton struggles words have more 2 syllables, while zethes shown heterosexual , maintain eighties hairstyle. in lost hero, boreads seen boreas. in house of hades, khione , boreads attack argo ii. 3 of them defeated when piper mclean charmspeaks festus life. piper took 1 of boreads jagged celestial bronze sword.


notus/auster – god of south wind. appears in house of hades.
zephyrus/favonius – god of west wind. appears in house of hades.




asclepius – god of healing son of apollo. lar vitellius legacy of asclepius. in blood of olympus , asclepius first mentioned apollo on delos, person have ever cured death. apollo gives leo, frank, , hazel location in epidaurus. piper, leo, , jason later meet asclepius in asclepion. diagnoses jason myopia , gives him pair of glasses. later, uses pylosian mint (the cursed daisy) , makhai formulate physician s cure , gives trio instructions on use.
bellona – roman goddess of war. mother of hylla , reyna. though never seen in series, indirectly helps reyna kill giant orion empowering her strength mentioned in blood of olympus.
britomartis - britomartis minor of goddess of hunting , fishing nets. in dark prophecy, encounters apollo, leo valdez, , calypso @ waystation tasks them retrieve pet gryphons, heloise , abelard. later, contacts hunters of artemis serve backup protection of waystation.
east river – river god personifies river in new york. east river appears in last olympian, sinks titan ships coming attack olympus half sand dollar given him percy. rival of hudson river.
elpis/spes – goddess of hope. remains in pandora s pithos thing humans keep when other evils released world. in last olympian, pithos given percy hestia reasoning hope remains safest in hearth. in blood of olympus, gaea times awakening coincide feast of spes, roman festival honoring goddess falls on august 1.
eris – goddess of chaos , daughter of nyx. in house of hades, percy , annabeth encounter eris alongside nyx , eris siblings near mansion of night.
ganymede – gods cup-bearer. appears in sea of monsters part of public service announcement advising users of gray sisters taxi service use seat belt. in percy jackson: sea of monsters, ganymede played richard yearwood.
geras – goddess of old age , daughter of nyx (though geras male in greek mythology). in house of hades , geras among children of nyx encounter percy , annabeth near mansion of night.
hebe – goddess of youth daughter of zeus , hera , wife of heracles. hebe among minor gods allied titans in percy jackson , olympians series. after war, awarded cabin 18 in camp half-blood demigod children.
hecate – titan-goddess of magic. hecate ally of kronos in percy jackson , olympians series, support gods against gaea. empousai minions , daughter circe torment percy in battle of labyrinth , sea of monsters, respectively. after titans defeated, reconciles olympus , granted cabin 20 @ camp half-blood children. in house of hades, helps hazel defeat giant clytius in front of doors of death in epirus.
hudson river – river god personifies river in new york. hudson river appears in last olympian, sinks titan ships coming attack olympus half sand dollar given him percy. rival of east river.
hypnos – god of sleep, son of erebus , nyx , father of morpheus , clovis, demigod child in camp half-blood. has cabin 15 @ camp half-blood.
iris – goddess of rainbows. iris administers network of rainbows, used demigods , olympians communicate remotely named iris message . mother of demigod butch, makes small appearance in lost hero, company of annabeth in finding boy 1 shoe jason grace. after second titanomachy, granted cabin 14 demigod children. in son of neptune, meets frank, percy, , hazel on quest in finding missing legion s eagle.
janus – god of gates, doorways, beginnings, , endings. appears minor character in battle of labyrinth. has 2 faces, , each face seems think exact opposite of other face thinks.
kymopoleia – goddess of violent sea storms , daughter of poseidon. bethroted briares hekatonkheire, whom resents. in blood of olympus, kymopoleia works polybotes hinder demigods while sailing through aegean sea after feeling abandoned father. convinced jason switch sides. together, kill polybotes. nicknamed kym percy.
lares – household gods , ancestor spirits guardians @ camp jupiter.

cato – lar. in son of neptune, cato seen @ senate meeting frank zhang made centurion.
vitellius – lar descendant of asclepius. in son of neptune, first seen when hazel introducing percy him.


morpheus – god of dreams son of hypnos. among minor gods appears ally of kronos in last olympian. puts entire city of new york sleep during battle.
melinoë – goddess of ghosts. melinoe lives in underworld body half chalky white, half pitch-black. appears in demigod files in short story percy jackson , sword of hades , scares people showing them ghosts of deaths regret.
mithras - roman god of war. never appears, mentioned aphrodite in mark of athena when talks how athena changed romans. later annabeth stumbles on cult of ghosts dedicated him, down on being girl. realizes talking pictures, statues , corpses of other dead children of athena in cult s chamber, , manages escape.
nike/victoria – goddess of victory. leo valdez, hazel levesque, frank zhang, , percy jackson meet in blood of olympus , later kidnaps her. on athena parthenos in athena s hand. children in cabin 17 @ camp half-blood.
nemesis – goddess of vengeance , mother of late ethan nakamura. after second titanomachy, granted cabin 16 demigod children. nemesis seen in mark of athena makes deal leo.
pan – late god of wild , patron of satyrs. pan has been missing on 2000 years , satyrs seek him fervently. after percy , friends find pan in battle of labyrinth, dies peacefully , releases spirit percy, grover, rachel, , annabeth.
pompona – roman goddess of plenty. pompona isn t seen in person, statue of speaks in last olympian, becoming irritated when mistaken demeter percy, throwing bronze apples @ percy , solace.
terminus – roman god of boundaries. in son of neptune, terminus portrayed obsessive-compulsive , obsessed order. guards city limits of new rome. terminus helps percy defeat giant polybotes.
thanatos – god of death. thanatos lieutenant of hades. in son of neptune, forces of gaea capture thanatos, allowing dead allies return life. resumes duties after being rescued percy, hazel, , frank.
tiberinus – river god. tiberinus appears annabeth in mark of athena. guides beginning of roman leg of quest athena parthenos. annabeth, looks gregory peck.

rhea silvia – rhea silvia former vestal virgin mothered romulus , remus, founders of rome. made immortal , wife of tiberinus after given death sentence breaking chastity vow. in mark of athena, rhea silvia , tiberinus give advice annabeth location of athena parthenos. described looking audrey hepburn.


triptolemus – god of farming associated demeter. in house of hades, cured hazel , nico poison of katoblepones after frank obtained serpent repair throne.
tyche/fortuna – goddess of luck. awarded cabin 19 @ camp half-blood after second titanomachy. roman counterpart fortuna celebrated camp jupiter in feast of fortuna on june 24 every year decide fortune befall camp.

primordial deities

the primordial deities deities came before titans , olympians came existence. among known primordial deities are:

gaia/terra – embodiment of earth primary antagonist of heroes of olympus series. gaia wife of ouranos, , mother of titans, elder cyclopes, hekatonkheires, giants, , antaeus. grandmother of olympians, rule resents. of son of neptune, remains sleeping in ground, retains consciousness , influence. kronos, commands army of mythological figures , monsters dissatisfied olympians. during blood of olympus, defeated leo valdez, piper mclean , jason grace lift sky, charm sleep , incinerate mighty blast of fire combined shot onager octavian, legacy of apollo , former augur of camp jupiter. goddess can t killed, son kronos, essence scattered never able form consciousness again.

ourea – ourae primordial gods of mountains children of gaea. in house of hades, there ourae make apennine mountains. when argo ii tried cross apennine mountains, ourae there attacked them boulders because ourae loyal gaea. hurled boulders mountaintops severely damaged argo ii. leo valdez had turn argo ii away apennine mountains in order come different plan.


akhlys – goddess of misery , daughter of chaos , night. described miserable-looking old woman carries aegis shield medusa s head carved it. in house of hades, offers death mist percy , annabeth, later betrays them luring them nyx s territory , trying kill them poison. in anger, percy manipulates poison @ akhlys, causing run away in fear. first time annabeth sees darker part of percy s personality.
keto – primordial sea goddess in greek mythology , sister , wife of phorcys. in mark of athena, keto appeared girl named kate encountered in phorcys aquarium in atlanta. when gleeson hedge discovered phorcys ruse, freed percy , frank after knocking kate out. after percy, gleeson, , frank escape aquarium, keto sent skolopendra (shrimp monster-one of children) after them.
nyx – primordial goddess of night resides @ mansion of night in tartarus during day. said oldest being in universe besides chaos itself, , residence, close chaos, worse medusa s head . in house of hades, percy , annabeth accidentally wander nyx s territory , try pose tourists guided brochure not mention nyx. angered, nyx shows how important , summons children, emit pitch-black darkness nyx herself cannot see through it. before catch them, couple leave through mansion of night. nyx described annabeth tall athena parthenos, alive.
ouranos – embodiment of sky husband of gaea , father of titans. when gaea gave birth elder cyclopes , hekatonkheires, ouranos hurled them pits of tartarus because of ugly appearances. kronos later castrated ouranos before cutting him pieces. ouranos cursed kronos, stating child come overthrow him had. not mentioned ouranos afterwards. in percy jackson s greek gods, percy jackson described ouranos tall , muscular long dark hair , skin changed depending on if day or night.
phorcys – primordial sea god , brother , husband of keto. in mark of athena, , keto run aquarium in atlanta, georgia contains lot of rare sea monsters. following vip tour, phorcys traps percy , frank (who had turned giant golden koi fish can still breathe) in tank fight each other. attracts attention of gleeson hedge, manages break glass tank escape promising return , free sea creatures phorcys has in captivity.
styx – primordial river goddess of same name. taking oaths under styx name binds people contract; breaching them mean consequences, oftentimes misery, them. while multiple people have sworn under styx name, styx herself not appear until dark prophecy, appears in apollo s vision threatening him punishment breaking oath of not playing music until regains immortality.
tartarus – while tartarus name of location titans imprisoned, there primordial god name well. through gaea, tartarus fathered typhon , giants. real form whole tartarus itself, personifies himself in form stands several feet tall face of swirling vortex , voice makes seem going inward, rather outward. in house of hades, personification of tartarus appeared in physical form makes remark gaea s awakening. annabeth , percy fought tartarus until iapetus (bob) , damasen sacrificed percy , annabeth out of tartarus.

titans

the titans children of gaea , ouranos. of them fought against gods during titanomachy ended gods winning. among featured titans are:

kronos/saturn – titans greatest king , lord of time, can manipulate. kronos main antagonist of percy jackson & olympians series. father of elder olympians, chiron. fights scythe six-foot-long magical blade can harm both gods , mortals (which reforged luke castellan s sword backbiter), once used dismember father uranus. kronos trapped in tartarus, escapes possess body of luke castellan. in form, leads titan army against olympus. defeated own host, in fulfillment of first great prophecy. in percy jackson: sea of monsters, kronos voiced robert knepper. shown have gigantic, demonic body along superhuman strength , ability use parts of own body projectile weapons.
rhea – queen of titans , titaness of motherhood. kronos s wife, mother of elder olympians. unlike kronos, rhea loved children gave birth , kept zeus being eaten. when came titanomachy, rhea advised nephews , nieces remain neutral. since kronos defeat, rhea retreats upstate new york, continues keep in touch children. in hidden oracle, apollo learns oracle rhea created called grove of dodona 1 yet conquered nero. rhea subsequently appears apollo offer him advice. hippie , has attended woodstock.
aigaios – aigaios partner of oceanus assists in titans war against poseidon. in titan s curse, tyson reports aigaios protected princess andromeda (a cruise ship carrying titan army) poseidon s wrath.
atlas – general of titan army. father of calypso , 5 hesperides, 1 of them being zoë nightshade later disowned bevause helped hercules stole golden apple of hesperides. atlas imprisoned on mountaintop of mount tamalpais near san francisco, forever cursed hold sky. extremely powerful , strong, titan. served primary antagonist in titan s curse, mocked other titan s in later books failure. not participate in kronos s final assault.
hyperion – titan of east. hyperion father of helios , selene, titans of sun , moon, respectively. appears in last olympian, clad in full golden armor , battles percy. has powers of sun. grover underwood traps hyperion turning him tree. in house of hades, hyperion stopped reforming in tartarus brother iapetus (bob titan). , krios seen later guarding doors of death. both obliterated physical form of tartarus show of power.
iapetus/bob titan – lord of west. first seen in demigod files story percy jackson , sword of hades, when percy drags him river lethe, erasing memory. rather kill him, percy renames him bob , sends him work hades. in house of hades, helps percy , annabeth escape tartarus because of nico di angelo s kind description of percy. annabeth afraid regain memories meeting fellow titans, iapetus continues them , later sacrifices himself fend off tartarus while use doors of death. in outside world, percy fulfills iapetus final wish looking @ stars , saying hello titan. bob befriends small sabre cat while in tartarus, giant damasen.
koios – lord of north. in house of hades, koios briefly seen in tartarus. mentions daughter leto had been mistreated zeus after bore him fine twins (a reference apollo , artemis). percy describes koios having apollo s smile , artemis s eyes.
krios – titan of stars , constellations , lord of south. percy first sees krios in dream during last olympian. wears armor decorated glowing stars. in lost hero, jason claims have defeated krios in single combat on mount othrys located on mount tamalpais in san francisco, @ same time events happening in last olympian. in house of hades krios seen hyperion guarding doors of death. both of obliterated tartarus s physical form.
leto - leto titaness mother of apollo , artemis. in dark prophecy, lester has vision of leto begging zeus lift apollo s punishment , allow him return mount olympus. zeus refuses stating apollo s real test yet come.
oceanus – titan of ocean. oceanus depicted having upper body of muscular man long beard , horns , lower body of serpent. did not fight olympians in original titanomachy, in last olympian, assaults poseidon s forces underwater. oceanus incredibly powerful , intense battle poseidon lasts days , creates storms , tsunamis. after defeat of kronos, oceanus escapes depths of ocean.
prometheus – titan of forethought. oceanus, prometheus prefers fight more powerful side. supported olympians in first titanomachy joins kronos in second, in part because of zeus s cruel punishment prometheus s gift of fire mankind. punishment ended hero hercules, fact prometheus uses justify claims love heroes. sent negotiate percy , thalia s surrender during battle of manhattan, offering them spirit of elpis (goddess of hope). flees after kronos s defeat, sending list of excuses mount olympus.

gigantes

the gigantes (also known great giants) race of giant beings made gaea , tartarus overthrow olympus. defeated gods , heracles during giantomachy. each meant oppose specific god. can defeated god , demigod working together. gigantes described tall dragon-like legs , shaggy hair different objects braided it.

alcyoneus – 40 ft. gigantes rust-colored dragon-like legs whom hazel levesque resurrects during world war ii. alcyoneus rises in son of neptune. invincible long remains in homeland after resurrection alaska. frank, hazel, , arion defeat him after driving him canada. opposes hades/pluto.
clytius – 20 ft. gigantes ash-colored dragon-like legs. opposes hecate. clytius appears in house of hades. guards living side of doors of death in epirus. defeated hecate, jason, leo, piper, nico, frank , hazel.
damasen – 20 ft. peaceful gigantes red dragon-like legs appears in house of hades , exclusive series. had been made oppose ares/mars. damasen had been exiled tartarus peaceful not violent , refusing take part in ancient fight against gods , hercules. percy , annabeth encounter him in tartarus when iapetus (bob) brings them lair. when personification of tartarus arrives near doors of death, damasen confronts him iapetus percy , annabeth can escape living world.
enceladus – 30 ft. gigantes green dragon-like legs. enceladus first giants reawakened in heroes of olympus series. opposes athena/minerva. in lost hero, enceladus killed jupiter , jason giants can killed god , hero working together. in house of hades, enceladus re-enters world through doors of death.
ephialtes , otis – ephialtes , otis twin 12 ft. gigantes more human of brothers since each have 2 snakes legs (which conceals under black pants). both oppose dionysus/bacchus. ephialtes , otis awakened in mark of athena gaea. ephialtes , otis manage capture nico di angelo , tasked gaea kill demigods of prophecy two, whom bring her. fight jason , percy defeat them of bacchus. in house of hades, ephialtes , otis return living world through doors of death.
hippolytos – 30 ft. messenger of gigantes orange dragon-like legs. opposes hermes/mercury. hippolytos makes minor appearance in blood of olympus.
mimas – 25 ft. gigantes charcoal-colored dragon-like legs. opposes hephaestus/vulcan. mimas makes minor appearance in blood of olympus.
orion – 20 ft. gigantes doesn t sport dragon-like legs , different orion of greek mythology opposes apollo , artemis/diana , exclusive franchise. in heroes of olympus, orion sent gaea hunt down nico di angelo, reyna avila ramírez-arellano, , gleeson hedge throughout journey of bringing athena parthenos greece new york in attempt stop 2 camps destroying each other. catches them numerous times, either shadow travel away before has chance or saved allies (such hunters of artemis , amazons). orion murders countless hunters , amazons, including phoebe, escapes life. later, reyna impales him through hear dagger.
periboia – female princess of gigantes porphyrion s daughter. opposes aphrodite/venus. periboia appears in blood of olympus.
polybotes – 30 ft. gigantes komodo dragon-like legs. opposes poseidon/neptune , can turn water poison. polybotes attempts destroy camp jupiter in son of neptune army of monsters. killed percy , terminus. expresses particular desire capture percy , make him watch kills poseidon. in house of hades, polybotes returns living world through doors of death , later convincing goddess kymopoleia in joining giants again defeated jason grace , goddess kymopoleia herself after jason convinced turn sides.
porphyrion – 40 ft. king of gigantes green dragon-like legs described same color lima beans. opposes zeus/jupiter. awakened in lost hero, porphyrion fights jason , friends. hera kills him, escapes.
thoon – shriveled wizened gigantes white dragon-like legs. opposes fates. thoon makes appearance in blood of olympus.

demigods

the following demigod characters have 1 parent greek or roman god (or, more rarely, titan), while other parent mortal human. common these half-bloods , known, grow unaware not entirely human. referred gods , other mythological beings mortals , though more human.

alabaster torrington – alabaster appears in short story son of magic in demigod diaries. son of hecate , half-brother of murderous monster lamia. alabaster 1 of demigods allied kronos in titan war in last olympian. sent exile after titan war after refusing stay @ camp half-blood. claims have led siblings deaths during war against olympians. has several magical powers, channels through spells , magic writings.
alice miyazawa – alice daughter of hermes. close friend of julia, , 2 never far each other. chiron states , julia have taken on stoll brothers knack mischief, following travis enrollment on college , connor s sudden reservement caused. 2 girls harbor crush on apollo.
austin lake – austin teenage son of apollo, accomplished african-american musician specializes in jazz saxophone. mother, latricia lake, music professor @ oberlin college in oberlin, ohio music theory class apollo once took. mentioned in last olympian, seen fighting alongside brothers , sisters of apollo cabin. serves major character in hidden oracle, , kayla s abductions in woods nero prompt apollo rescue them. austin s inherited talents musical.
bianca di angelo – bianca twelve-year-old daughter of hades , older sister of nico di angelo. becomes hunter of artemis, whom attempts rescue in titan s curse, alongside percy jackson, grover underwood, thalia grace, , zoë nightshade. sacrifices herself save group mechanical prototype of talos. while, causes nico resent percy, had promised best protect bianca. in battle of labyrinth, bianca (as spirit) helps nico learn forgive percy. later in son of neptune, tries rebirth on isle of blest.
billie ng – billie daughter of demeter. in hidden oracle, billie demigod of demeter cabin left in winter season after disappearance of counselor, miranda, until arrival of meg. points out meg s parentage during claiming, in sickle , grain, symbols of demeter, glow above head.
bobby – bobby caregiver of camp jupiter s war elephant hannibal, first mentioned in son of neptune. olympian parent unknown.
butch – butch head counselor of iris cabin @ camp half-blood. , annabeth ones bring jason, piper, , leo camp @ beginning of lost hero. bald , muscular, tattoo of rainbow on upper arm.
castor – castor son of dionysus , twin brother of pollux (both of whom named after gemini). killed in battle of labyrinth when stabbed demigod allied kronos.
cecil markowitz – cecil son of hermes. in blood of olympus, part of team sent sabotage camp jupiter s onagers. in hidden oracle, cecil first kidnapped nero , strapped crucifix sacrificed burn grove of dodona, although apollo , meg manage save him.
charles beckendorf – charles beckendorf son of hephaestus , head counselor of hephaestus cabin before died , replaced jake mason. father, master smith. african american. in relationship silena beauregard, daughter of aphrodite, , described mrs. o leary hellhound s best friend next percy. dies during assault on princess andromeda percy in beginning last olympian, around age of 18. had plans attend nyu in fall.
chiara benvenuti – chiara daughter of tyche. italian , indulges in language when curses, apollo understands dismay. has rivalry damien, shown close friends otherwise. apollo has more once expressed interest on her, though damien also.
chris rodriguez – son of hermes. described wearing bandana around head. chris had joined kronos , titans, turned insane ghost of minos while on mission in labyrinth. clarisse finds him , brings him camp half-blood, dionysus restores sanity. chris later has relationship clarisse. in film adaptation, chris played grey damon.
clovis – clovis lead counselor of hypnos cabin. in lost hero, annabeth consults him regarding jason s memory loss. in blood of olympus, nico di angelo sends dream message him contact thalia grace.
connor stoll – connor , twin brother travis serve lead counselors of hermes cabin after luke s departure. stolls known crafty , mischievous, father. tall , thin, stringy brown hair. both survive titan war. in hidden oracle, connor becomes sole counselor due travis attending college, still has not gotten on with. picks on meg after latter pokes him in eyes.
dakota – son of bacchus @ camp jupiter, dakota has addiction extra-sugary red kool-aid. both centurion of fifth cohort , senator. dakota on sugar high, when stressed; in moments of clarity, however, proves himself capable leader.
damien white – damien son of nemesis. has heated rivalry chiara benvenuti, although apollo hints 2 in relationship @ end of hidden oracle.
drew tanaka – drew lead counselor of aphrodite cabin, succeeding silena, in lost hero. bullies , controls cabin members power of charmspeak, leading piper challenge lead counselor position. mentioned in serpent s shadow of kane chronicles sadie hates.
ellis wakefield – ellis son of ares. in hidden oracle. second demigod kidnapped nero in woods of camp half-blood. apollo later frees him , others.
ethan nakamura – son of nemesis, ethan fights kronos , titans begins rethink position. in last olympian, learns percy s achilles weak spot, instead of killing him, ethan turns on kronos. however, attack fails , kronos kills him. before falls death 500 feet olympus, ethan tells percy none of bad blood led war have been caused if minor gods had thrones on olympus.
georgina – daughter of apollo adopted hemithea , josephine , raised @ waystation. @ age seven, started show signs of father s powers when oracle of trophonius entranced her. kidnapped commodus before events of dark prophecy. apollo frees , realizes might daughter not know about.
gwendolyn (gwen) – centurion of fifth cohort @ camp jupiter. gwendolyn killed in son of neptune comes life because of thanatos s capture. return prompts mars appear @ camp jupiter , explain circumstances of thanatos s absence. retires centurion day after because decided attend college in new rome , replaced frank zhang.
harley – harley son of hephaestus, first seen in lost hero. 8 years old @ time of hidden oracle, muscular. harley has been trying locate leo, older half-brother, magical beacon ever since disappearance in aftermath of second gigantomachy.
holly , laurel victor – holly , laurel pair of sisters , daughters of nike. per upbringing, competitive , refuse made second, hence why placed co-counselors of nike s cabin, otherwise, kayla puts ve taken on camp , proclaimed dictatorship . apollo describes them looking gorgeous, ferociously athletic african nymphs , artemis used hang out @ lake tritonis.
jacob – jacob legion aquilifer (which eagle bearer) of camp jupiter. godly parent unknown.
jake mason – jake becomes head of hephaestus cabin after death of beckendorf in last olympian. severely injured during hepheastus s cabin s attempt tame bronze dragon later named festus. in lost hero, steps down , gives lead counselor position leo, after leo finds hephaestus s bunker in woods.
jason – not confused jason grace or mythical jason, demigod briefly mentioned in titan s curse, being instructed thalia team silena beauregard , laurel during capture flag. godly parent unknown.
julia feingold – daughter of hermes. best friend, alice, harbors crush on apollo.
katie gardner – katie head counselor demeter s cabin @ camp half-blood after war titans. katie dislikes stoll brothers, once put chocolate easter bunnies on demeter cabin s grass roof.
kayla knowles – kayla daughter of apollo first mentioned in last olympian carrying out orders of michael yew. major character in hidden oracle, , abducted nero. kayla s mortal father canadian archery coach named darren knowles. kayla s inherited gift archery.
lacy – lacy daughter of aphrodite befriends piper in lost hero. appears in kane chronicles. lacy , drew tanaka appear in kane chronicles, lacy familiar main character sadie kane.
larry – senator @ camp jupiter , member of either first or second cohort.
laurel – laurel mentioned in titan s curse. because of circumstances around mention, may daughter of aphrodite.
lee fletcher – lee head of apollo cabin. leads team attack dragon threatening camp. killed giant in battle of labyrinth.
leila – leila daughter of ceres , centurion of fourth cohort. in blood of olympus, , rest of cohort defect reyna s side once latter arrives @ long island.
lou ellen – lou ellen daughter of hecate in lost hero. known playing magical tricks on fellow campers.
malcolm pace – malcolm pace assistant counselor of athena cabin under annabeth chase.
michael kahale – michael kahale son of venus , centurion of first cohort. described fearsome hawaiian despite being son of love goddess. sponsored octavian, remains loyal him despite reservations of octavian s decisions. in blood of olympus, reluctantly follows octavian s order attack camp half-blood, later leaves him fate when latter ignites onager feet being tangled it.
michael varus – michael varus son of janus , former praetor of camp jupiter in 1970s. killed alcyoneus during expedition in alaska , eagle of camp jupiter stolen him. tarnished reputation of varus cohort, fifth, not recovered until jason s promotion praetor on 3 decades later. varus ghost appears attack percy in son of neptune , again in blood of olympus confronts jason mother s mania , mortally wounds him imperial gold sword.
michael yew – michael yew succeeds lee fletcher head of apollo cabin. described short, face reminds percy of ferret. in demigod files, in interview clarisse, mentions want pulverize michael, stating enemies. excellent archer of apollo s children , uses sonic arrows given him father. presumed killed after leading group of demigods in fight against kronos s army; percy found bow, not body.
miranda gardiner – miranda second in command of demeter cabin in lost hero. assumes head counselor s duties in winter when katie gardner hibernates. in hidden oracle, miranda third kidnapped during nero s spree in luring apollo, disturbs chiron due important status counselor, though apollo manages rescue her. dating sherman.
mitchell – mitchell son of aphrodite friend of piper in lost hero.
nyssa barrera – nyssa daughter of hephaestus. meets leo in lost hero. mentioned on several occasions in beginning , end of lost hero. helps plan out harley s three-legged death race in hidden oracle.
olujime – olujime, known jamie, demigod under commodus in dark prophecy. nigerian student attends accounting class @ indiana university , joined commodus pay education. after apollo frees him, olujime assists him in defense of waystation. wrestler-like appearance attracts attention of apollo, dismay later finds out olujime has girlfriend. status demigod unique in series, not have connections established worlds of greco-roman, egyptian, , norse; instead, channels yoruba heritage, inherited electrokinesis, , practices yoruba , hausa martial arts gidigbo , dambe. existence makes apollo suspect there may pantheon of african gods beyond sahara.
paolo montes – paolo son of hebe. brazil , able speak portuguese, although understands english. able rejuvenate himself after particularly serious injuries, ability inherited mother.
pollux – pollux son of dionysus , twin brother of castor (both of whom named after gemini). survives war against titans, though brother dies in battle of labyrinth.
sherman yang – sherman son of ares. left in care of cabin clarisse, counselor, attending university. marks meg target after latter kicks him in crotch, connor. other children of ares, provoked. dating miranda.
silena beauregard – silena head of aphrodite cabin of percy jackson & olympians series. kind percy , befriends clarisse la rue after giving other girl advice first relationship. served spy kronos within camp half-blood, wanted quit when actions led death of boyfriend charles beckendorf. luke castellan blackmails continuing spy. in last olympian, redeems herself disguising herself clarisse , leading ares cabin battle against titans. dies hero s death , given funeral @ camp. in lightning thief musical, portrayed carrie compere.
travis stoll – travis , brother connor serve lead counselors of hermes cabin after luke s departure. stolls known crafty , mischievous, father. , brother survive titan war. in hidden oracle, shown have gone college, leaving brother @ camp.
valentina diaz – valentina daughter of aphrodite , member of cabin left during winter season in hidden oracle.
solace – solace son of apollo becomes head of apollo cabin after death of michael yew during second titanomachy. native of austin, texas, son of alt-country singer named naomi solace. in last olympian, uses father s healing gift cure annabeth. in blood of olympus, revealed possess ability produce sonic waves in addition healing-related gifts. @ end of series, implied begins relationship nico. refers him boyfriend in hidden oracle, after helping heal lester.

historic demigods

in franchise, different historic people mentioned have greek gods parents or otherwise involved series. among known historical demigods are:

adolf hitler – adolf hitler son of hades , chancellor of nazi germany. mentioned 1 of demigods of big 3 caused world war ii, resulted in pact of big three.
alfred hitchcock – alfred hitchcock son of unknown god. alfred mentioned when percy jackson , solace arrive @ plaza hotel. says plaza attracted lot of famous demigods on years, such beatles , alfred hitchcock.
amelia earhart – amelia earhart daughter of unknown god. in sea of monsters, annabeth chase mentions amelia when talking circe. among list of great female heroes. in lost hero , aeolus mentions knocked amelia earhart out of sky , gods still pester him while talking jason grace, piper mclean, , leo valdez in fortress.
archimedes – archimedes son of hephaestus. credited creation of many modern machines , accurate approximation of pi. in modern times considered 1 of well-known , 1 of greatest of hephaestus children. wish among many of archimedes modern-day siblings find lost works of archimedes. during second punic war, archimedes killed roman guard working general marcus claudius marcellus had given specific orders not harm archimedes. while searching nico di angelo frank zhang , hazel levesque in rome seen in mark of athena, leo valdez recovered lost works of archimedes. uses them destroy eidolons, possessive spirits working gaea. planned take them bunker 9 @ camp half-blood study them further. archimedes works, leo hoped save camp half-blood roman forces camp jupiter.
banastre tarleton – banastre tarleton mentioned demigod son of bellona participated in battle of waxhaws. according reyna, tarleton ignored colonial leader abraham buford s white flag , forces massacred buford s men. mentioned 1 of many roman demigods fought british during american revolution while greeks fought colonists.
blackbeard – edward blackbeard teach son of ares. notorious english pirate operated around west indies , eastern coast of american colonies during 18th century. instead of dying in famous last stand, ship landed on circe s island , crew turned guinea pigs several hundred years. in sea of monsters, edward teach seen in guinea pig form. while on quest, annabeth chase used hermes multivitamins turn of guinea pigs, among them percy , edward, humans. along crew, began chase after circe while percy , annabeth escaped pirate ship, queen anne s revenge. last seen on circe s island yelling @ percy jackson , annabeth stealing ship.
franklin d. roosevelt – franklin d. roosevelt former president of united states. mentioned bianca di angelo in titan s curse when trying name previous president due long period of time in lotus casino.
frederic bartholdi – frederic bartholdi son of athena designed statue of liberty. in demigod files story titled stolen chariot, percy jackson mentions frederic bartholdi clarisse la rue. according annabeth chase had told percy, bartholdi designed statue of liberty representation of mother athena.
george washington – george washington son of athena , 1st president of united states. in lightning thief, george washington mentioned in book 1 of few famous , successful demigods survived outside of camp half-blood , depicted in 1 of works displays during camp half-blood fireworks.
harriet tubman – harriet tubman daughter of hermes , abolitionist spy. in battle of labyrinth, chiron states harriet once used many clear-sighted mortals on underground railroad hinting underground railroad may have utilized labyrinth transport escaped slaves.
harry houdini – harry houdini son of unknown god famous magician , escape artist, perhaps implying father hermes. mentioned in lightning thief he, orpheus, , hercules have each been able escape underworld. nereid said houdini escape depths of tartarus.
jack london – jack london son of mercury , author of call of wild. mentioned in lost hero 1 built wolf house lupa judges newly arrived demigods see if worthy of being trained @ camp jupiter.
joshua lawrence chamberlain – joshua lawrence chamberlain son of unknown god , soldier in american civil war. in sea of monsters, chamberlain mentioned chiron when talking percy jackson after having rescued him , friends princess andromeda.
thomas jefferson – thomas jefferson 3rd president of united states , writer of declaration of independence. in battle of labyrinth, thomas jefferson mentioned among rotating members of judgement pavilion assigned judge daedalus sent after death.
william h. seward – william h. seward son of hebe , former governor of new york. during battle of manhattan in last olympian, annabeth chase activated statue of william h. seward in madison square park. first statue activated. celestial bronze statue on red marble pedestal. william seward statue sitting on chair, legs crossed, wearing old-fashioned suit (similar abraham lincoln s suit) , bow tie , long coattails. books piled under chair, , held writing quill in 1 hand, big metal sheet of parchment in other. statue 1 of many daedalus had created, either attack or defend olympian gods, depending on needed survive. continued waking other automatons instructed do.
william shakespeare – william shakespeare son of apollo. in battle of labyrinth, william shakespeare 1 of rotating members of judgement pavilion.
william tecumseh sherman – william tecumseh sherman son of ares fought in american civil war. in mark of athena, william sherman mentioned coach hedge when , 7 arrived in atlanta calling him frank zhang s half-brother , mistaking son of mars greek.
winston churchill – winston churchill prime minister of united kingdom.

legacies

the following mentioned not direct children of olympians, grandchildren, great-grandchildren, or like:

bryce lawrence – legacy of orcus. in blood of olympus, bryce seen nico di angelo in dream. despite being banished camp jupiter reyna years ago having killed own centurion, octavian allows him return turning blind eye cruelty towards rest of fellow cohort when first joined legion. given probatio necklace , assigned fifth cohort. in south carolina, bryce overhears reyna s story of killing father, , tries capture , take octavian charge crime of patricide. turned ghost nico , forced underworld.
emily zhang – emily frank s mother, canadian forces soldier died in afghanistan. descended periclymenus, imbues ability shapeshift. after death, mother raises frank. appears in flashbacks.
grandma zhang – emily s mother, family s gift. believes frank should spend more time studying chinese heritage.
julia – little girl descendant of unspecified god. in son of neptune, works terminus helper @ security checkpoints @ new rome town line. hides playfully underneath terminus statue base.
octavian – octavian ambitious , cunning. describes himself descendant of apollo in son of neptune rachel calls him son of apollo in mark of athena. reads auguries camp jupiter. after jason grace disappears, campaigns succeed jason s position praetor. suspicious of amnesic percy jackson when arrives @ camp jupiter, deducing greek demigod, rather roman calling him graceus, latin greek . mocking him , attempting undermine quest. when demigods camp half-blood arrive @ camp jupiter, octavian declares greeks invaders , urges romans fight them off, believing greeks in league gaea. warmongering escalates further in house of hades violates direct orders reyna not attack camp half-blood after leaving quest athena parthenos long island, leaving him in command of legion. thin , blonde. said eighteen pass younger. dies in blood of olympus launches onager attack on gaea during defeat. foot gets tangled in launching rope , launched along payload , dies in explosion. effort may have helped defeat gaea, octavian hailed hero , true actions covered up.

mythological figures

the following characters greek mythology appear in series. of them direct children of gods or titans, few mortals such great power able influence realm of gods.

achilles – son of thetis , peleus. ghost of achilles appears briefly in last olympian, warning percy curse of achilles.
agamethus – son of king erginus , mortal half-brother of trophonius. decapitated trophonius spare latter being captured following disastrous attempt steal riches of king hyrieus. headless ghost resurfaces deliver baby georgina hemithea , josephine @ waystation , later becomes constant visitor of sanctuary several years come. lacking head, speaks arranging letters of magic ball 8.
charon – charon ferryman carries dead across river styx underworld. percy , friends meet him in lightning thief. states not being confused centaur chiron. likes italian suits. in film adaptation, charon played julian richings. in musical, charon portrayed carrie compere.
chrysaor – chrysaor half-giant son of medusa , poseidon, brother of pegasus, , father of geryon. first mentioned in last olympian when percy , annabeth go see oracle of delphi in attic of big house. pair of fuzzy dice said have been stolen car. in mark of athena, chrysaor , crew attacked argo ii in mediterranean intent sell piper , hazel circe, kill jason, , give annabeth , percy gaea. chrysaor battles percy on deck of argo ii. once chrysaor s crew abandon him, percy surround him. chrysaor knocked off argo ii frank , percy , chrysaor falls sea. pair of fuzzy dice stolen demigod named gus chyrsaor s honda civic found in big house attic in last olympian.
circe – circe ran magical beauty boutique in sea of monsters, went alias of c.c. . while treated females @ spa, turned males guinea pigs. when percy turned guinea pig, annabeth used multivitamins hermes restore him, , defeated circe. in heroes of olympus series, revealed circe employed reyna , hylla after left puerto rico , treated them nicely, @ least until pirates freed , proceeded capture sisters.
daedalus/quintus – architect of labyrinth, daedalus son of athena , father of icarus. killed nephew perdix escaped eternal punishment casting soul automatons. athena branded him murderer s brand in shape of partridge. in battle of labyrinth, daedalus appears under alias of camp half-blood worker named quintus (meaning fifth in latin). percy , annabeth convince him use technical genius defeat titan army in labyrinth. accepts death, willing annabeth laptop filled thousands of years of notes , ideas. in death, becomes underworld s architect , allowed visit icarus , perdix on weekends.
eurytion – eurytion son of ares works on geryon s ranch. appears in battle of labyrinth , helps percy , annabeth locate hephaestus.
halcyon green – son of apollo gifted prophecy , under house arrest revealing young woman fate. gives life save luke castellan , thalia grace leucrotae , burning mansion in diary of luke castellan (part of demigod diaries).
heracles/hercules – heracles regarded 1 of greatest of ancient greek heroes of time. son of zeus , alcmene. following death, zeus brought him mount olympus live him , engaged hebe. heracles mentioned did not appear in first book series, when monsters had fought show trouble percy. in titan s curse, revealed zoë nightshade helped heracles steal apples of hesperides , gave him magical sword riptide had forgotten return, leaving disowned sisters , him giving no credit help. hercules appears in mark of athena tasked zeus guard pillars of hercules , issues piper , jason quest permission enter mediterranean sea.
hyacinthus – hyacinthus beloved lover of apollo. right him contested between apollo , zephyrus, , when former refused share, zephyrus caused accident led apollo s accidental killing on hyacinthus. death regarded apollo 1 of 2 greatest losses of life, daphne s petrification. upon death, hyacinthus reincarnated hyacinth. day, apollo still haunted visions of him.
irus – while not strictly suitor, irus beggar ran afoul of odysseus upon return ithica. in blood of olympus, jason posed irus close ghosts of suitors of penelope.
king midas – king midas king possessed golden touch turned touched gold. among people brought life gaea in lost hero golden touch restored upon him , son lityerses emerging doors of death. has been mentioned midas has turned lityerses gold mistake causing him use nearby lake wash gold off him. jason, piper, , leo come midas s mansion in omaha, nebraska. polite before revealing allegiance , turning leo , piper solid gold. jason fought against midas , lityerses , managed restore leo , piper life.
king minos – king minos former king becomes 1 of judges of underworld. nico consults him in battle of labyrinth, minos kidnaps nico , tries kill daedalus, constructed labyrinth him. when daedalus later ends in underworld, minos unsuccessfully tries convince other 2 judges punish daedalus.
king sisyphus – former ruler of corinth. had committed violations of guest hospitality, seduced niece, plotted kill brother, salmoneus, , told river god asopus zeus had daughter. major crimes involved cheating death twice. first tricked thanatos showing him how chains worked causing thanatos trapped until ares freed him (thanatos being trapped displeased ares since no 1 in battle die). second time when complained persephone wife merope did not give him proper funeral , sent sisyphus spirit living. when sisyphus did not want return underworld, forcefully dragged there hermes. punishment in fields of punishment push boulder hill. when got close top, boulder roll bottom , sisyphus condemned begin again. appears in demigod files in story titled sword of hades when percy , nico asked advice while thalia pushes boulder hill. not them much, helped else. said told other person go see melinoe. therefore, percy , friends go see melinoe sisyphus begs them set him free punishment being here minor set-back.
king tantalus – tantalus spirit of king fields of punishment son of zeus. ended there after killing son pelops, cutting him up, , serving him food gods. punishment in fields of punishment stand under fruit tree in middle of lake. when tried pluck fruit eat, branches of tree rose out of reach , when bent down drink water, level retreat. tantalus became tantalised having food , drink close him, unable enjoy either. becomes activities director @ camp half-blood after chiron fired. appears in sea of monsters minor character. when hired activities director, not eat or drink food kept evading him. tantalus shown hate percy , friends more hates half-bloods, yet shows favoritism clarisse, when naming hero when camp attacked colchis bulls or when wins chariot race , throwing banquet in honor. when tyson brought camp, tantalus insults , makes fun of him when tyson claimed poseidon. when camp attacked large flock of stymphalian birds, tantalus blames on percy, annabeth, , tyson s bad chariot driving despite ones defeated birds. @ end of book, curse lifted dionysus before sent underworld attempts take food along. none of campers sad see him go.
medea – medea sorceress , granddaughter of helios. jason, piper, , leo encounter in lost hero, runs mall in chicago under name m . becomes enraged upon learning jason s name shares former husband, hero recovered golden fleece left her. magic causes jason , leo become hostile 1 another. realizing medea agent of gaea, piper brings them senses , leads escape before medea can else them blowing mall , killing again.
muses – muses immortal daughters of zeus , titan mnemosyne. inspired , presided on several creative arts. in lightning thief, muses performed on mount olympus @ time when percy returns zeus master bolt. gods celebrate, muses play music sounds want, no 1 argues music. in titan s curse, muses perform music after gods decide not kill percy , thalia. according percy, hears music want hear, classical gods , hip hop younger demigods. in last olympian, few muses shown playing tunes on olympus. hearts not because of kronos attack on mount olympus while gods out fighting typhon.

calliope – muse of epic poetry.
clio – muse of history.
erato - muse of love poetry.
euterpe – muse of music.
melpomene – muse of tragedy.
terpsichore – muse of dance.
thalia – muse of comedy.
urania – muse of astronomy.


narcissus – narcissus hunter renowned beauty , disdained had loved him. nemesis puts spell on him causes him fall in love reflection of himself in water dies upon not being able leave own reflection. in mark of athena, narcissus encountered hazel levesque , leo valdez @ salt lake in utah demigods looking celestial bronze needed repair damaged argo ii. when narcissus realizes hazel , leo have managed steal bronze plate uses able admire own reflection, , mob of nymphs runs after them trying kill them.
oracle of delphi – apollo s oracle of delphi resides in mummified remains of host, until power transferred rachel dare in last olympian. @ end of world war ii, oracle issued great prophecy, saying child of big 3 (zeus, poseidon, , hades) determine preservation or destruction of olympus. caused gods form pact not father more demigods. in percy jackson: sea of monsters, oracle of delphi voiced shohreh aghdashloo. in musical, portrayed carrie compere.
pasiphaë – greek sorceress , daughter of helios appears in house of hades. resentful of gods punishing giving birth minotaur, while husband, minos, caused problem in first place, enjoys right judge in underworld being zeus son. allied giants , battle of sorcery hazel, manages trick entering imaginary trapdoor in labyrinth.
phineus/phineas – blind seer appears in son of neptune. percy jackson finds him in portland harpies trying steal food. before dies gaea making him choose poisoned gorgon s blood offer percy gave him, reveals percy location of alcyoneus camp.
procrustes/crusty – procrustes son of poseidon depicted half-giant in franchise. rogue thief , blacksmith defeated theseus. procrustes appears in lightning thief crusty , los angeles mattress store owner. traps annabeth , grover on beds , tries stretch spine. percy defeats him using riptide on him.
sciron – scrion thief son of poseidon. had fought theseus in past. in house of hades, sciron , giant sea turtle waylaid argo ii on coast of croatia. fight theseus, hazel defeated sciron pushing him off cliff gobbled giant sea turtle.
theseus – hero son of poseidon , younger percy had assumed. when nico trying summon bianca in battle of labyrinth, ended summoning spirit of theseus.
trophonius – son of apollo , half-brother of agamethus, , brother s attempt steal riches of king hyrieus ended trophonius reluctantly decapitating agamethus save himself, despite having begged apollo save them. later, became guardian of oracle bears name, reputedly oracle drive seekers insanity unless proper rituals conducted. regardless of antagonism apollo due predicament, asks father destroy oracle , himself, commodus not able access again.

other greco-roman beings
greco-roman humanoids

many of beings , creatures of greco-roman myths humanoid—in other words, possess both intelligence , of physical features of humans. vast majority of these creatures friendly, such nymphs , centaurs. unlike majority of greek creatures, these beings unquestionably sentient , tend have larger roles in novel series.

agrius , oreius – agrius , oreius humanoid bears result of union between woman named polyphonte , bear due power of aphrodite. great-grandsons of ares due polyphonte being ares granddaughter. 2 served luke s henchmen in sea of monsters.
amazons – amazons tribe of female warriors worshiped goddesses hera , artemis. amazons appear in son of neptune sent compound @ reyna s request. run billion-dollar amazon.com, use source of cover , revenue. though confused hunters of artemis, amazons not misandrists , men fine; matriarchal society in male spouses made work in manual labor while amazons work administrators. in blood of olympus, amazons collaborate hunters of artemis protect reyna orion, resulting in many casualties.

doris – amazon loyal otrera. in son of neptune, , lulu guarded percy jackson , frank zhang.
hylla ramírez-arellano – hylla older sister of reyna, praetor of camp jupiter; 22 years old. demigod daughter of bellona , amazon queen. looks lot reyna beautiful, glossy black hair , black eyes, long lashes, , scar on forehead. sister had bearing of swordswoman stronger. hylla wears black suit golden belt. reyna describes sister chameleon because changing. have similar personalities hylla seems more funny , chill . born in puerto rico , worked circe during first series sister. spent year living pirates , winning crew s respect. had awful childhood, trying protect sister dad. father in army , whole ramírez-arellano family favored bellona. while worshiping her, hylla s father falls in love idea of war , bellona. have 2 kids together. later, father shows symptoms of ptsd. turned out had become mania, or insane soul worst qualities, , no longer human. mania knocks out hylla, reyna think dead , unknowingly kills father, was, technically, dead. left crazed , obsessed remnants of soul. in blood of olympus, amazon have been working hunters of artemis kidnap reyna , take amazon headquarters, hylla reunites sister. orion breaks amazon hq , kills every hunter , amazon, girls escape old house, , try defeat orion without success. hylla orders reyna leave because had stay in combat supervivients, hunters, , amazons. though never seen afterwards, orion later confirms hylla still alive after battling him, reyna s relief.
kinzie – amazon daughter of nymph , close , loyal hylla. disarmed percy , sent frank flying across room in son of neptune. kinzie cornered percy during feast of fortuna , asked percy out, though declined. in blood of olympus, kinzie killed orion.
lulu – amazon guard loyal otrera. in son of neptune, lulu , doris guarded percy jackson , frank zhang.
otrera – daughter of ares , first queen of amazons killed bellerophon. in son of neptune, revealed among emerged doors of death. challenged hylla title of queen of amazons. when planned defeat hylla, otrera plans have amazons gaea , giants destroy camp jupiter. hylla manages defeat otrera twice until thanatos freed chains trapped, making sure not rise dead , challenge again.


arachne – arachne once female weaver turned spider athena after won in weaving contest against arachne. in mark of athena, arachne appears spider-like monster last obstacle annabeth s quest athena parthenos , in collaboration otus , ephialtes. annabeth challenges arachne weaving contest annabeth tricks arachne making monster-sized chinese handcuffs annabeth places onto arachne. when annabeth states arachne athena parthenos restore mount olympus, arachne goes fit , brings down chamber enough open chasm tartarus. arachne falls down tartarus, manages ensnare annabeth @ last minute , percy go down chasm nico promising meet them @ doors of death. in house of hades, arachne ambushes percy , annabeth ended percy using riptide defeat arachne.
antaeus – antaeus half-giant son of poseidon , gaea. invincible long maintained contact ground, percy defeated him hanging him in air chains.
argus – argus humanoid figure eyes on body works security guard @ camp half-blood. speaks said have eye on tongue. cares hera lot because mother.
blemmyae - blemmyae race of headless people facial features on chest.

nanette - blemmyes works triumvirate holdings. in dark prophecy, nantette tries arrest apollo, calypso, , leo in name of triumvirate holdings. apollo tricks holding bomb towards cave of trophonius, meets end.


cacus – cacus fire-breathing giant. in demigod diaries story titled percy jackson , staff of hermes , cacus had stolen hermes caduceus. later attacked percy jackson , annabeth chase. annabeth hit cacus metal claw , percy killed cacus hermes caduceus.
centaur – centaurs half-man, half-horse creatures, depicted wild , drunk. chiron civilized centaur. many of kin part of party ponies. there other centaurs work gaea s army.

chiron – chiron centaur white stallion body , son of kronos. mentor of percy jackson , activities director @ camp half-blood. in lightning thief, first appears, disguised latin teacher @ percy s school. uses enchanted wheelchair conceal horse half. chiron played pierce brosnan in first film , anthony head in second film. in musical, portrayed jonathan raviv.
horned centaurs – race of centaurs horns sticking out of heads , horse half palomino. these centaurs enjoy killing demigods. in son of neptune, attacked camp jupiter of them either killed or have retreated.
party ponies – chiron s kin. name suggests, vast clan-like extended family of rowdy centaurs reside in united states chapters hailing each respective state. key players in 2 major incidents in series. in sea of monsters, go along chiron , rescue percy luke during duel on princess andromeda. in last olympian, chiron , others fight major battle between gods , titans.

larry – member of party ponies.
owen – member of party ponies.




cyclopes – race of one-eyed giants have 4 species mentioned in lost hero. first group of cyclopes elder cyclops sons of gaea , ouranos alongside hecatonchires imprisoned in tartarus ouranos. friendly , gods ever since titanomachy when freed imprisonment. second group of cyclopes ones children of poseidon. tyson 1 of these. third group of cyclopes southern group raise goats , live in caves. fourth group of cyclopes northern group helped titans make weapons , smarter southern group of cyclopes. northern cyclopes seen fighting kronos army in battle of manhattan.

ma gasket – 12 ft. female cyclops of northern cyclops faction mother of sump , torque. appears in lost hero when jason, piper, , leo visit factory. in son of neptune, ma gasket leads cyclopes in attack on camp jupiter defeated tyson.

sump – son of ma gasket appears in lost hero .
torque – son of ma gasket appears in lost hero.


polyphemus – 15 ft. cyclops of southern faction. percy jackson , friends encounter him on island in sea of monsters. shown blind , there reference odysseus being responsible blinding him under alias of nobody . when polyphemus tries pray poseidon revenge on percy hurting him, percy states poseidon father. later tried eat them them escape. in percy jackson: sea of monsters, polyphemus portrayed robert maillet , voiced ron perlman.


echidna – part woman, part snake. wife of typhon , mother of cerberus, chimera, hydra, nemean lion, , ladon several others not in series. first seen in lightning thief old lady owned chihuahua chimera in disguise. echidna detests there marsupial named after her. assisted chimera in fighting percy @ top of st. louis arch. , chimera disappeared after percy dove water.
empousai – seductive shape-shifting women similar in appearance vampires, have 1 shaggy donkey leg , 1 bronze leg. 2 empusa pose cheerleaders in battle of labyrinth. in last olympian, unnamed empousai appears part of truce party along prometheus, morrain, , ethan nakumura. stated among things released pandora s pithos (pandora s box).

kelli – empousai poses cheerleader in battle of labyrinth. killed annabeth. in house of hades , kelli among empousai make way doors of death kelli can percy. of bob titan, percy , annabeth defeat kelli , empousai.
seraphone – empousai distrusts kelli , fears hecate. in house of hades, seraphone among empousai make way doors of death. when attack percy , annabeth, annabeth tricks empousai believing kelli useless , weak , leading them danger. annabeth tells them follow serephone older , wiser. hearing made serephone happy , declared leader. kelli became angry , killed serephone.
tammi – empousai poses cheerleader in battle of labyrinth. killed percy jackson.


the fates – 3 women personification of destiny , controllers of threads of life. in lightning thief, percy , grover encounter them @ old-fashioned fruit stand. in last olympian, fates take luke s dead body away after second olympian war. in blood of olympus, fates seen fighting old enemy thoon , killing him same way did in gigantomachy.

clotho – fate spins thread of life distaff onto spindle.
lachesis – fate measures thread of life rod.
atropos – fate cuts thread of life , chooses manner of person s death.


faun – fauns roman counterparts of satyrs. in contrast camp half-blood s helpful satyrs, fauns beggars , used amusement purposes.

don – 1 of fauns live @ camp jupiter. in son of neptune, percy , hazel run don needs money making bad lies. when percy asks why fauns aren t satyrs, don states fauns free-spirited.


the furies – furies hades chief servants , torturers , searched hades s helm of darkness, believing percy had stolen it.

alecto – alecto acted percy s pre-algebra teacher mrs. dodds in first book. hades s main servant. in last olympian, alecto acted lawyer rescued nico , bianca di angelo lotus hotel. in film adaption, alecto portrayed maria olsen. in musical, portrayed sarah beth pfeifer.
megaera – fury representing grudging.
tisiphone – fury representing avenged murder.


germani – germani roman emperor s elite bodyguards. come germania , described tall , hulking blond hair.

vincius , garius - known vince , gary, hail batavia. names latinized nero cannot pronounce original germanic names.


geryon – in series, geryon described having normal head, face weathered , brown years in sun, slick black hair, pencil-thin moustache, 2 beefy legs wearing large pair of levis , 3 chests wearing different colored shirt: green, yellow , red. in battle of labyrinth, owner of triple g ranch orthrus guarding ranch. gave percy apparently impossible task; cleaning out stables of carnivorous horses, 1 of labors of hercules. percy managed complete task, geryon went on deal let percy s friends free , 2 fought. percy found geryon strong opponent, geryon s 3 hearts made him impossible defeat. percy defeated geryon placed arrow (thanks hera) went through geryon s side hitting 3 hearts @ once, killing geryon. in house of hades, geryon had cursed percy feel pain had when percy killed him. arai later told percy this. percy later spotted geryon among characters awaiting turn go through doors of death.
ghoul – ghouls serve security guards in underworld , make sound similar bats. escort souls of wicked fields of punishment seen in lightning thief when take preacher had been scamming people there.
giant – giants race of humanoid monsters of great stature , strength. besides cyclopes , gigantes, there different species of giants in greek mythology.

gegeines – race of 7 ft. 8 ft. six-armed giants in leather loincloths fought jason , argonauts. appear in lost hero summoned enceladus fight jason, piper, , leo.
hekatonkheires – hundred-handed giants of incredible strength, superior cyclopes. taller mountains , arms thin noodles. elder cyclopes, hekatonkheires children of gaea , ouranos hurled tartaus uranus. hekatonkheires , elder cyclopes later freed zeus helped him in titanomachy. in film percy jackson: sea of monsters, hekatonkheires (portrayed anthony shim) worked barista @ coffee shop harpy. appearance in film depicted having 8 arms when in presence of demigods.

briares – briares hekatonkheires. briares imprisoned on alcatraz island kampê in fourth book. mentioned brothers cottus , gyges have faded because people have forgotten them. when tyson finds briares (his hero) afraid escape, heartbroken. @ end, briares returns defeat luke , titans. in last olympian, percy sees briares helping poseidon defeat forces of oceanus.


hyperborean – hyperboreans race of 30 ft. snow giants blue skin ice-gray hair come hyperborea. when wounded, hyperborean bleed blue blood. can freeze object , people using frosty breath. when defeated, hyperborean freeze ice. in last olympian, hyperboreans on side of titans. in son of neptune, group of peaceful hyperboreans seen in anchorage, alaska.

morrain – hyperborean appeared in last olympian. part of truce meeting. wasn t seen taking part in battle of manhattan , current fate unknown.


laistrygonian – laistrygonians race of 8 ft. muscular cannibal giants encountered odysseus. in sea of monsters, 3 laistrygonians serve brawn of kronos s army. 3 of them infiltrated percy s school visitors detroit , attacked students flaming dodgeballs. defeated percy, annabeth, , tyson. in battle of labyrinth, laistrygonian assisted kelli empousai capturing percy, annabeth, , rachael marched antaeus lair. 2 more laistrygonians seen in daedalus lair followed minos , carrying nico them. when titan army made way through labyrinth , attacked camp half-blood, laistrygonians among monsters took part in attack. pushed campers in apollo s cabin , laistrygonians retreated when grover unleashed powers of pan. in last olympian, laistrygonians seen in battle of labyrinth. when 1 laistrygonian tried attack sally jackson, managed shoot it.

joe bob – laistrygonian.
marrow sucker – laistrygonian.
skull eater – laistrygonian.




gorgon – gorgon female humanoid creature snakes hair. looks @ face of gorgon medusa turns stone.

medusa – gorgon sister of stheno , euryale. under moniker of aunty em , attempted lure percy, annabeth, , grover false sense of security , turn them stone statues seen in lightning thief. defeated , severed head mailed gods of olympus proof of trio s courage (though grover notes more akin impertinence). percy s mom uses head turn gabe ugliano stone. in film adaptation, medusa portrayed uma thurman.
stheno – gorgon sister of medusa , euryale. in lost hero, mentioned among characters brought life when doors of death opened. stheno later found chasing percy (with sister euryale) , described percy appearing dumpy old grandmother rooster feet , bronze boar tusk sticking out of corners of mouth.
euryale – gorgon sister of medusa , stheno. in lost hero, mentioned among characters brought life when doors of death opened. stheno later found chasing percy sister stheno.


gray sisters – gray sisters women share 1 eye , 1 tooth. in sea of monsters, percy, annabeth, , tyson run gray sisters in form of 3 taxi drivers. during gray sisters argument, percy manages grab eye , demand location of had mentioned. tell him 30, 31, 75, 12 percy didn t understand. gave eye wasp , drop 3 off @ camp half-blood. later @ campfire, percy figures out numbers used longitude , latitude leads sea of monsters. in film adaptation, gray sisters portrayed mary birdsong, yvette nicole brown, , missi pyle.
harpy – harpies winged spirits of sudden, sharp gusts of wind. known hounds of zeus , dispatched god snatch away (harpazô) people , things earth. sudden, mysterious disappearances attributed harpies. there 3 harpies created zeus. work in camp half-blood cleaning harpies being allowed eat camper stays in camp half-blood past noon in last day of summer without completing form or if camper caught sneaking out of cabin @ night. percy jackson refers cleaning harpies if crossbred dodo birds. harpies cleaned dishes super-hot lava , in mid-town traffic. in titan s curse , shown there harpies on side of titans. in film percy jackson: sea of monsters, harpy (portrayed camille atebe) worked barista @ coffee shop hekatonkheires.

aello – harpy name means storm swift. member of camp half-blood s cleaning harpies.
celaeno – harpy name means dark. member of camp half-blood s cleaning harpies. celaeno known podarge (which means fleet-foot ).
ella – ella harpy appears in son of neptune. has red hair , feathers, grey eyes, , bony structure. has extensive knowledge romans , culture. ella valuable enemy side might have knowledge of several scrolls of prophecies. has memorized lot of books, , recites few prophecies sybilline books octavian desperately wants. mentioned towards end of son of neptune, ella needed hidden octavian because of important knowledge. 1 of harpies trying torment blind psychic phineas. near end of book, revealed tyson has crush on ella , has crush on tyson. because of this, ella remains tyson @ camp jupiter.
ocypete – harpy name means swift wing. member of camp half-blood s cleaning harpies.


hunters of artemis – hunters of artemis group of immortal virgin girls gave love in exchange immortality , youthfulness. name implies, followers of artemis in hunts, though lieutenant in chosen lead them when artemis not around. members recruited both mortals , demigods. have strong aversion males , tend regard them disgusting , untrustworthy. however, immortality fade if ever fall in love or fall in battle . in battles, hunters use bows attack. zoë nightshade serves group s lieutenant on 2000 years, after death in titan s curse, succeeded thalia grace. in blood of olympus, many members massacred gigante orion (who not mythical orion artemis knew) while attempting give reyna time escape puerto rico.

celyn – celyn hunter appears in blood of olympus. killed orion.
naomi – naomi daughter of hecate , hunter captures reyna in blood of olympus. killed orion.
phoebe – phoebe 1 of hunters of artemis, best tracker among them. suspicious of boys. appears in titan s curse, lost hero , blood of olympus. in blood of olympus, revealed have looked 14 , have lived since artemis first knew orion. dies hands of orion.
zoë nightshade – zoë leader of hunters of artemis. appears in titan s curse. daughter of atlas , sea goddess pleione. crafted riptide (percy s magic sword), lost hercules. once 1 of hesperides, disowned family helping hercules. in titan s curse, killed atlas. in remembrance of sacrifice, artemis turns constellation called huntress.
hemithea – daughter of king staphylus of naxos , granddaughter of dionysus, turned god apollo alongside sister parthenos escape father s wrath. joined hunters of artemis, later gave membership , immortality lover josephine. 2 settled , became protectors of waystation, hemithea became known emmy , , adopted georgina. has interest @ plants, befriends calypso.
josephine – daughter of hecate, member of hunters until decided quit lover hemithea, giving immortality in process. 2 became protectors of waystation , adopted georgina. expert @ mechanics , affiliated mafia in 20th century.
hunter kowalski – hunter attempted spy on commodus, instead captured , enslaved him. freed apollo, meg, , leo, , joins them , others defending waystation against commodus army.


ichthyocentaur – ichthyocentaurs creatures have upper bodies of men, lower fore-parts of horses, ending in serpentine tails of fish. brows adorned pair of lobster-claw horns. in mark of athena, demigods encounter ichthyocentaurs save them keto , children. icthyocentaurs run camp merpeople heroes.

aphros – ichthyocentaur half-brother of chiron. teaches home economics.
bythos – ichthyocentaur half-brother of chiron. teaches fighting.


kampê – snake-haired winged centauroid creature half-woman, half-dragon heads of various mutated wild animals growing human torso. monster imprisoned hundred-handed ones , cyclopes during first great war. feared all, , defeated briares in battle of labyrinth being crushed boulders.
kerkopes – passalos , akmon 2 brothers children of oceanus , theia. worked thieves until caught hercules , later turned monkeys zeus. in house of hades, kerkopes have set shop in balogna, italy. when argo ii docks there, kerkopes attacked ship , robbed it, taking things archimedes sphere , piper mclean s dagger katoptris. leo valdez , jason @ fountain of neptune, incapacitated jason trapping him in net. leo chases them hide-out , defeats them home-made flash-bang grenade. got possessions , agreed not kill passalos , akmon on condition go america , disrupt romans in order slow down attack on camp half-blood. later in dream, shown being successful in goal.
lamia – lamia daughter of hecate 1 of former love interests of zeus until hera turned monster after death of children. in demigod diaries story titled son of magic , lamia revived gaia kill hecate s son alabaster torrington. alabaster manages defeat lamia until hecate arrives save both children. according hecate, lamia won t try attacking alabaster again, knowing use spell against her.
lotus-eaters – lotus-eaters group of humans encountered odysseus. number of them run lotus hotel , casino in lightning thief. hotel filled arcade games makes visitors not want leave alongside lotus cookies serve.
maenad – bunch of maenads appeared in demigod diaries story leo valdez , quest buford. seen skipping in mall-shaped clearing in camp half-blood forest drakon appeared. managed rip apart long white talons , elongated wolf-like fangs.
manticore – manticore monst has face of man, body of lion, , tail of scorpion. in percy jackson: sea of monsters, manticore (played daniel cudmore) appeared top henchman of luke castellan. when came fight @ polyphemus lair, manticore wounded annabeth before killed grover underwood , clarissa la rue.

dr. thorn – manticore in human form appeared in titan s curse. dr. thorn vice-principal of westover hall (the school bianca , nico di angelo attended). has 2 eyes of different colours, 1 blue , 1 brown. dr. thorn s nostrils flare when talks. speaks in french accent. dr. thorn tries kill people using thorn-like objects. angry in ancient days, gods forced him live out in persia, never had decent challenges, in ancient greece. dr. thorn killed dionysus.


merpeople – race of sea creatures half-human , half-fish. male merpeople called mermen while female merpeople called mermaids. in last olympian, percy wakes underwater near atlantis sees various merpeople in battle armor fighting forces of oceanus. there merpeople making graves merpeople fell in battle. serve poseidon.

bill – merman trained @ camp fish-blood (as leo called it) aphros , bythos.


minotaur – minotaur part-man, part bull. monster of labyrinth chased percy way camp half-blood. percy defeats monster atop half-blood hill , claims broken horn spoil of war. minotaur returns in last olympian general kronos s army @ williamsburg bridge , wearing armor. defeated percy again. in film adaptation, minotaur s head resembles cape buffalo s head.
nymphs – female, magical beings associated natural feature. many different kinds of nymphs seen in rick riordan s novels, including naiads (river nymphs), dryads (tree nymphs), , aurae (wind nymphs).

aurae – aurae wind spirits work @ camp jupiter seen in son of neptune.

mellie – aurae. personal assistant of aeolus seen in lost hero. @ end of lost hero works piper s dad s assistant, tristan mclean.


dryad – dryads species of nymphs associated trees , forests.

daphne – daphne dryad whom apollo fell in love with. eros, after conflict apollo, shot arrow made latter fall in love daphne, yet @ same time shot arrow made daphne hate him. ran away and, realizing apollo never give up, asked gaea transform tree. apollo still grieves daphne s fate, considered 1 of 2 greatest losses, , haunted visions of , other dryads blaming him.
juniper – juniper grover underwood s girlfriend. in battle of labyrinth, informs percy has seen luke castellan using entrance labyrinth , has seen quintus/daedalus using entrance labyrinth.


the hesperides – hesperides 3 daughters of titan atlas , sea goddess pleione tend garden of hesperides accessible during sunset. described looking identical estranged sister zoë nightshade part of them before became disowned supporting gods during titan war. briefly reunite zoë , accompanying percy , others in heading mount tamalpais in titan s curse. warned them not match against atlas , pulled ladon card. zoë retaliates waking ladon shout, , calling sisters cowards when chided insanity. zoë distracted ladon percy , thalia evade it, oldest of hesperides called zoë fool , disappeared.
oreads – oreads race of mountain nymphs.

echo – oread loved voice. zeus fell in love echo causing hera curse echo repeating says. did have encounter narcissus @ time when admiring reflection in water. when echo evaded love advances of pan, killed panicked shepherds , fragments scattered gaea. in mark of athena, leo valdez , hazel levesque encounter echo on small island looking lime , celestial bronze needed repair damaged argo ii. echo helps leo celestial bronze lake leo makes insults towards narcissus echo repeats. before leo leaves, echo kisses him , briefly becomes more visible; leo describes beautiful, forgettable


naiads – naiads nature spirits inhabit streams , rivers , lakes, or fresh body of water.

brooke – naiad inhabits brook in camp half-blood. gave warning leo, piper , jason crazy cousins in quest buford.


cloud nymphs – cloud nymphs mentioned briefly in series, particularly in heroes of olympus.

fleecy – fleecy cloud nymph works @ iris s co-op. appears in son of neptune. manages iris-messaging after iris begins focusing on shop. fleecy described young, frizzy white hair , eyes change colors gray white black.




palikoi – geyser gods in times past worshiped runaway slaves protection. others can make oaths them. while oaths toward styx prolonged , cancerous, single breach of oath palikoi result in immediate death.

pete – palikoi employed marketing company. tasked operate in woods of camp half-blood while collecting surveys on customer service. apollo makes oath pete rescue meg kidnapped myrmekes.
paulie – pete s fellow worker in marketing company. kidnapped nero intends use power break through grove of dodona s walls. apollo able rescue him along other abducted demigods.


satyr – half man, half goat. of satyrs work @ camp half-blood. roman counterpart fauns. grover underwood satyr.

council of cloven elders – group of satyrs main duty abide on satyrs search pan. council of cloven elders reside in forum within camp half-blood s forest responsible determining satyrs worthy of receiving searchers license. achieve searcher s license, satyr must successful protector must bring demigod camp half-blood alive.

leneus – leneus member of council of cloven elders hates grover , thinks liar. killed in last olympian , reincarnated laurel. when dies, grover takes place in council of cloven elders.
maron – maron member of council of cloven elders. appears in book four, when he, silenus , leneus try exile grover because think pan, god of wild, still alive , grover lying death. , other members of council described being old , fat satyrs.
silenus – silenus appears in books 4 , five. leader of council of cloven elders , shown hate grover calling him outcast , liar. has suspicions grover spy.


ichneutae – ichneutae satyr exclusive film percy jackson: sea of monsters portrayed jordan weller. ichneutae present when clarisse won obstacle tower. chosen dionysus guide golden fleece. clarisse mentioned eaten scylla , last words got this.
lysas – lysas satyr mentioned have been chosen 1 of pan tasked god himself spread word great god pan has died. though refused believe this, spread word world in ephesos. in lightning thief , grover underwood mentions sailor off coast of ephesos heard mysterious cry saying pan has died. revealed in battle of labyrinth satyr called lysas.
millard , herbert – millard , herbert 2 satyrs sent chiron find , alert rachel dare visit camp half-blood in hidden oracle. while rachel courted in, states satyrs came wounded , died afterward.
uncle ferdinand – ferdinand grover s uncle 1 of victims of medusa in garden gnome emporium. when kronos army hiding out there in last olympian, statue form missing arm , has graffiti on without medusa watch on it.
woodrow – woodrow satyr camp half-blood s music instructor seen in hidden oracle. afraid of apollo due latter s apparent history of flaying satyr due loss in musical contest apollo himself vehemently denies.


scythian dracaenae – race of humanoid females twin snake tails in place of legs. make considerable portion of titan lord s forces. in sea of monsters, percy first encounters them on princess andromeda. in titan s curse, scythian dracaenae attacked percy s group after had defeated atlas. in battle of labyrinth, percy fights scythian dracaenae in antaeus lair. percy kills antaeus disapproval. scythian dracaenae show in actual battle of labyrinth 1 of main types of soldiers. in last olympian, scythian dracaenae seen taking part in titan army s attack on manhattan.

queen sess – queen of scythian dracaenae appears in last olympian. fought chiron alongside kronos , killed when chiron fired 1 of arrows in between queen sess eyes.
sssssarah - scythian dracaenae. in dark prophecy, freed commodus lester, leo valdez, , calypso.


suitors of penelope – suitors of penelope men competed become next wife penelope when believed became widow when odysseus fighting in trojan war. when odysseus returned, disguised appearance spoke penelope hold contest suitor can string odysseus bow become new wife. when odysseus won contest, sheds disguise , kills suitors of telemachus , philoeteus. in blood of olympus, jason, piper, , annabeth encounter ghosts of suitors of penelope on ithica allied gaea.

antinous – 1 of suitors of penelope.
eurymachus – 1 of suitors of penelope.


werewolf – werewolf creature part man, part wolf. in lost hero, king lycaon led pack of werewolves kill valdez , mclean. of werewolves defeated hunters of artemis.

king lycaon – lycaon king turned wolf after attempting test zeus s omniscience. in lost hero, lycaon encounters jason, leo, , piper in search aeolus. , werewolves attempt kidnap jason , kill leo , piper @ gaia s command. hunters of artemis thwart plan, lycaon escapes. in blood of olympus, lycaon confronts reyna, nico, , coach hedge @ Évora prevent them delivering athena parthenos camp half-blood, stabbed reyna s silver knife.


zombie – bunch of zombies seen passengers on princess andromeda in sea of monsters. clarisse used zombies of confederate soldiers operate css birmingham.

greco-roman creatures


apollo s cattle – sacred cattle herd of apollo. in battle of labyrinth, apollo s cattle seen @ triple g ranch under geryon s care since apollo never has time take care of them. apollo unaware using of cattle meat , feeding them monsters work kronos. although apollo didn t have cattle in actual greek mythology, these cattle based on cattle of helios.
arai – arai race of winged female daemons inhabit tartarus. similar furies, number not limited three, , under control of mother, nyx, instead of hades. spirits carry grudge of whom killer have wronged; when percy kills of them, release grudges of kampê s death crushing , calypso s isolation in ogygia.
arion – arion horse born neptune , ceres, making him percy s half-brother. appears in son of neptune hazel frees him amazons. described having tan coat black mane , tail. free spirit , seems have bad temper, being known curse when abilities challenged.
automaton – automatons similar highly developed robots intricate circuitry makes them hard fix. made out of steel, festus dragon made out of celestial bronze or other materials. in percy jackson & olympians series, annabeth discovers many statues in manhattan automatons created daedalus, army either defend or attack olympus.

argentium – reyna s silver automaton hound appears in son of neptune, mark of athena , house of hades.
aurum – reyna s gold automaton hound appears in son of neptune, mark of athena , house of hades.
bronze dragon – automaton dragon made of bronze created campers in hephaestus cabin defend camp half-blood. first shown in percy jackson , bronze dragon story of demigod files percy, annabeth, , silena reactivate in order save charles beckendorf myrmekes. deactivated beckendorf percy s afterwards, due fact unstable , dangerous. fixed hephaestus cabin protect camp sometime after this. later named festus leo valdez in lost hero when leo found him hidden in forest. leo manages forge wings onto festus. although festus sliced bits lasers on king midas mansion, festus head recovered hephaestus had cabin build argo ii festus head ship s figurehead. festus means happy in latin.
celedon – celedons automatons forged hephaestus serve apollo s backup singers. in percy jackson , singer of apollo, percy jackson had find fourth celedon apollo after left mount olympus , fled times square.
colossus of nero – colossus of nero gigantic automaton built under nero s orders in images of apollo , himself. nero uses statue invade camp half-blood in hidden oracle. colossus proceeds destroy dining area , demeter s cabin before being infected apollo s hay fever plague , subsequently decapitated.
mechanical spiders – bunch of automaton spiders created hephaestus.
talos – talos giant automaton. percy, thalia, , bianca fight prototype of talos in junkyard of gods. apparently, has manhole @ base of foot servicing . bianca went in mess circuit defeat him. fell on power lines electrocuting bianca.


basilisk – basilisks small green snakes colorful spikes , poisonous bites , can breathe fire. in son of neptune, attacked camp jupiter, frank shapeshifts mongoose (or weasel) , scares them off.
buford – buford walking table leo valdez saved supply closet , prefers polished lemon pledge instead of windex. assists leo valdez in constructing argo ii in bunker 9. eventually, leo programs talking mini-hologram of gleeson hedge onto buford.
centicore – deadly antelope-like creatures known yale, tasked guard cave of trophonius. due endangered status, apollo goes great lengths not kill them soaks himself in waters of lethe , mnemosyne doing earn him wrath of gods.
cerberus – three-headed dog guards entrance underworld. in lightning thief, befriends annabeth. appears in last olympian when playing mrs. o leary. cereberus son of echidna , typhon.
charybdis – 1 of 2 monsters (the other being scylla) live on either side of narrow channel of water (the entrance sea of monsters). takes form of giant mouth swallows , releases water, creating whirlpools. described percy orthodontist s nightmare .
chimera – three-headed beast part lion, part goat, , has snake-headed tail. first seen in form of chihuahua. confronted percy atop st. louis arch alongside mother, echidna. overwhelmed creature , poisoned snake head, percy forced jump water far below escape it. disappeared after percy dove water.
clazmonian sow – flying pig appeared directly after hyperion defeated. percy defeats of blackjack, statue of hermes, , new york public library s 2 stone lion statues (that automatons).
colchis bull – colchis bulls elephant-sized, fire-breathing bronze bulls created hephaestus horns of silver , rubies eyes. in sea of monsters, of these bulls attack camp half-blood , defeated tyson. later used make tracks chariot race.
dragons – dragons large reptilian creatures have wings. used guarding things , younger drakons.

draco aionius – of these monsters attacked camp half-blood while percy jackson on adventures in sea of monsters.
ladon – ladon giant dragon 1 of offspring of echidna. defends hesperides apple tree. ladon poisons zoë nightshade in titan s curse.
peleus – dragon guarding golden fleece hangs on tree thalia within. possibly named after peleus: father of achilles.
python – giant earth dragon old enemy of apollo. in blood of olympus, python revived gaea during second gigantomachy , mentioned python reclaiming delphi 1 of apollo s many failures. in hidden oracle, apollo , meg mccaffrey in labyrinth overhear python talking nero plans control oracles.


drakons – race of giant serpent-like creatures several millennia older dragons. come in 3 different types: aethiopian, lydian, , maeonian. in demigod diaries story titled leo valdez , quest buford , unidentified drakon appeared in camp half-blood forest until ripped apart maenads.

aethiopian drakon – drakon terrifying green eyes originated africa. 1 being raised luke in sea of monsters. when 1 of bear twins seemed reluctant bidding, luke threatened feed him drakon. in battle of labyrinth, aethiopian drakon seen in cargo bay of princess andromeda.
lydian drakon – oldest , fiercest of drakons once attacked village of lydia. 200 ft. long drakon paralyzing stare in sheer terror , armor-corroding acidic venom. in last olympian, kronos unleashed upon manhattan killed many half-bloods before being killed clarisse la rue.
maeonian drakon – green , yellow drakon once attacked maenoia, turkey. in house of hades, maeonian drakon resides in swamps of tartarus. attacked percy, annabeth, , bob titan , killed damasen. damasen s curse slay maeonian drakon every day.


eidolons – race of spirits can possess demigods. in mark of athena, eidolons work gaea.
erymanthian boar – erymanthian boar giant boar, servant of pan appears in titan s curse. percy, thalia, zoë, grover, , bianca first encounter in cloudcroft, new mexico grover realizes potential form of rapid transportation.
feather-shooting bird – type of large black bird shoots feathers arrows. in demigod files , phobos summons them fight clarisse after steals ares war chariot.
fire-breathing horse – race of horses bred @ triple g ranch war purposes. shown pull ares war chariot.
flesh-eating horse – group of female horses bred @ triple g ranch. of them tried eat percy while cleaning stables.
flesh-eating sheep – race of carnivorous sheep owned polyphemus. guard golden fleece. described being big hippopotamus , attacking piranhas.
giant badger – giant badger. in last olympian, mentioned gleeson hedge tried fend off giant badgers , tried summon pan him that.
giant crab – giant crab might cancer. percy fought in princess andromeda during mission charlie. defeated stabbing soft tissue on belly.
giant eagle – giant-size eagle appears throughout heroes of olympus series. giant eagles used romans transporting , protecting roman demigods.
giant scorpion – giant-sized scorpion. daedalus (under alias of quintus) ordered giant scorpions triple g ranch , kept them in boxes in sword fighting arena. let them out in camp s forest game.
giant sea turtle – large sea turtle accompanied sciron attacking argo ii seen in house of hades.
giant snake – large snake. attacked tyson , grover when in labyrinth seen in battle of labyrinth.
giant squid – giant squid might kraken. among sea monsters in oceanus army.
gryphon – gryphon creature part eagle, part lion. known collect golds nests , lay golden eggs. gryphons appear in son of neptune seen in alcyoneus camp. not confused griffins of kane chronicles.

abelard - pet gryphon britomartis appeared in dark prophecy.
heloise - pet gryphon britomartis appeared in dark prophecy. lays egg while in commodus captivity , later killed during battle @ waystation.


hellhound – hellhounds main part of luke s army , monsters in general. described large black dogs have fire glowing in eyes. mentioned reside in fields of punishment. daedalus owns hound named mrs. o leary, who, unlike relatives, loving , loyal. in last olympian, bunch of hellhounds seen in kronos army snuck behind demigod lines.

mrs. o leary – mrs. o leary friendly hellhound ever exist. quintus (an alias of daedalus) original owner, but, after asking nico di angelo kill him, percy becomes hellhound s owner. while percy in mortal world , charles beckendorf takes care of @ camp half-blood. rescues percy while in labyrinth.


hippalectryon – hippalektryons endangered animal part chicken, part horse. in battle of labyrinth, seen @ triple g ranch.
hippocampus – hippocampi horses waist fish tail waist down. 1 said take liking tyson, , named rainbow. called fish ponies tyson.

rainbow – hippocamus befriends tyson in sea of monsters. loves give tyson rides on sea.


hydra – serpentine monster 9 heads. every time head chopped off, 2 new heads grow back. monster appears in sea of monsters life force linked monster doughnut shop, 1 pops every time hydra regrows head. destroyed cannons of css birmingham. in mark of athena, percy fights hydra when he, jason, , piper on mission rescue nico ephialtes , otis. in lightning thief film, creature takes form of 5 janitors (played tom pickett, keith dallas, v.j. delos-reyes, spencer atkinson, , tim aas) in parthenon replica in tennessee , refers himself we. hydra defeated use of medusa s head.
karpoi – spirits of grain size of toddlers. while many of them malevolent service gaea, children of demeter apparently capable of summoning karpoi, although 1 demigod has shown possess ability. in son of neptune, percy jackson, hazel levesque, , frank zhang encounter 3 karpoi.

peaches – friendly karpoi resembles pudgy human toddler green eyes , green hair. controlled meg mccaffrey.


keres – keres battlefield spirits of famine , disease feed on violent deaths. reside in underworld , support titans not assist them in last olympian. in demigod files story percy jackson , sword of hades, of them attacked percy, thalia, , nico. 1 of them poisoned percy, yet bob titan managed heal him.
katobleps – race of cow monsters appear in house of hades.
ketos – chiron mentions giant sea monster in titan s curse.
lemures – race of angry ghosts seen on multiple times in house of hades.
leucrotae - leucrotae creatures had body of red-furred lion , hooves , tail of horse voice mimnicry , can t harmed metal weapons forged either god or man. in demigod diaries story diary of luke castellan, luke , thalia trapped in halcyon green s mansion , encountered 2 leucrotae speak man s voice. 2 of them discovered leucrotae linked halcyon s thoughts. when thalia uses fire on leucrotae, halcyon sacrifices life luring leucrotae away luke , thalia can escape.
leviathan – these mentioned poseidon in last olympian giant sea creatures neutral in war between poseidon , oceanus.
lupa – lupa wolf raised romulus , remus. guides children of roman gods camp jupiter after left @ wolf house trains them become roman soldiers upon finding worthy ones. roman counterpart of chiron similar job greek demigods, more militaristic. appears in lost hero , son of neptune.
makhai – makhai spirits of battle , combat. in blood of olympus, asclepius used makhai , pylosian mint in order formulate physician s cure.
mania – mania ghosts personify insanity, madness , crazed frenzy. in blood of olympus, beryl grace , julian ramírez-arellano among mania.
myrmekes – race of giant ant-like creatures shiny things gold. in demigod files story percy jackson , bronze dragon, myrmekes trapped charles beckendorf in nest. in hidden oracle, apollo , meg come across trio of myrmekes kidnap meg, forcing apollo infiltrate nest , rescue her. later, apollo persuades mother ant mama him , other demigods return camp half-blood.
nemean lion – nemean lion lion 1 of children of echidna , typhon. has hard skin in no weapon can penetrate. luke , atlas sent nemean lion national air , space museum stop group of questing hunters , demigods. battled percy jackson, hard defeat because of bulletproof , sword-proof pelt. percy defeated throwing astronaut food mouth exposing 1 unprotected surface, mouth.
nosoi – nosoi spirits of illness, plague, , disease locked in pandora s box. in hidden oracle, bunch of nosoi attack apollo , meg mccaffrey until fended off them , karpoi peaches.
ophiotaurus – half-cow/half-snake monster. nicknamed bessie percy jackson assumed female, although grover later informed him male. percy saved trawler s net after being fetched hippocampi. bessie supposedly creature artemis hunting because destroy olympus. she/he appears in titan s curse , last olympian.
orthrus – two-headed dog owned geryon , brother cerberus.
pegasus – pegasi winged horses named after original mount of bellerophon born blood of medusa.

blackjack – pure black pegasus , percy s loyal friend. first introduced in second book sea of monsters on princess andromeda percy rescued him kronos s minions. ever since then, blackjack has felt has pay percy saving him , whatever percy asks calling him boss. seen in blood of olympus delivering athena parthenos camp half-blood.
guido – light gray , white pegasus friends blackjack. in last olympian, guido , porkpie aided percy , blackjack in battle of manhattan. guido later adopts reyna human after giant war.
porkpie – light gray , white pegasus friends blackjack. in last olympian , guido , porkpie aided percy , blackjack in battle of manhattan.
scipio – reyna s pegasus appears in son of neptune. nickname skippy because s color of peanut butter (the same color chestnuts). died @ end of house of hades because of gryphon strike.


pit scorpion – deadly type of scorpion appears in lightning thief. when luke brings percy woods , reveals allegiance kronos, summoned pit scorpion attack percy. tells percy should not go sword, pit scorpion can kill in sixty seconds, , can jump fifteen feet. when luke disappears, percy manages kill though managed sting him. wood nymphs percy recover poison.
scylla – 1 of 2 monsters (the other being charybdis) live on either side of narrow channel of water in sea of monsters. should ship sail close her, uses 6 heads pluck off crew members on deck , devour them. according clarisse (daughter of ares), scylla pick whole boat , crushed boat if crew hid below deck. in film percy jackson: sea of monsters, scylla mentioned clarisse have eaten ichneutae.
sea serpent – large serpent lives in sea. deimos seen riding 1 in demigod files story stolen chariot. in last olympian, sea serpent seen amongst sea monsters in oceanus army.

carthaginian serpent – giant serpent deadly venom guards entrance of commodus lair in indianapolis.


sirens – sirens dangerous bird women sweet songs lead many sailors deaths on jagged rocks. in sea of monsters, killed annabeth.
skeleton – skeletons undead troops make hades undead army. in lightning thief , hades has skeletons in army uniforms guarding palace. in battle of labyrinth , nico manages employ them part of ritual enable him call spirit of sister speak her. in last olympian, nico , hades manage bring troop of skeletons fight titans. later seen constructing cabin @ camp half-blood dedicated hades. in house of hades on demigods side , them in hades s temple in epirus.
skolopendra – sea monster 200 ft. long. looks cross between giant shrimp , cockroach pink chitinous shell, flat crayfish tail , millipede-type legs. face slimpy pink enormous catfish 2 glassy dead eyes , gaping toothless maw. has beard has numerous amount of tentacles sprouting each nostril. in mark of athena, ceto sents skolopendra after demigods after escape phorcys aquarium. attacked argo ii when leo forgot turn monster-detection system on. percy describes skolopendra shrimpzilla. skolopendra withdraws ocean when leo valdez , hazel levesque throw test tubes filled greek fire mouth.
spartus – troop of skeletons armed weapons. summoned planting dragon (sybaris) teeth in ground , watering them blood. in titan s curse, spartoi ambushed percy, thalia, zoe, grover , bianca in new mexico. due being child of hades, bianca managed destroy them. in son of neptune, frank (as gift father) given spear tip of dragon s tooth when planted raise 1 of spartoi, uses defeat basilisks outside of r.o.f.l. headquarters, kill of laistrygonians surrounding grandmothers house using final charge protect mortals on train attacking griffins.

gray – spartus can summoned frank zhang.


sphinx – sphinx monster head of woman , body of lion. percy jackson , friends encountered sphinx while navigating labyrinth. rather tell riddles, sphinx asked historical questions annabeth refused answer insult intelligence. not confused sphinx kane chronicles.
stymphalian birds – flock of birds once attacked camp half-blood in sea of monsters. percy , annabeth used chiron s music scare them apollo s cabin shoot them down. flock of stymphalian birds attack argo 2 in house of hades.
telekhine – telekhines race of dog-faced sea demons reforged kronos s blade in fourth book. set percy on fire in fourth book. appear in fifth book. in fourth book, referred telekhines. however, in fifth book, referred telkhines , without second e . may typographical error or different of author s choice. in mark of athena, telekhines seen in water tank @ georgia aquarium.
trojan sea monster – type of sea monster rampaged coasts of troy until slain heracles. known keto trois. in lost hero, jason grace claims have slew monster while fighting porphyrion of gigantes.
typhon – powerful monster. sired many monsters echidna. lives , sleeps inside mount saint helens. percy such powerful demigod wakes typhon during visit there. in last olympian, typhon awakes , moves across america destroying in path. concealed in mist, typhoon s appearance not described , appears freak storm. gods of olympus try stop him, powerful. in end, poseidon , army defeat him poseidon opened tunnel sends typhon tartarus. once typhon defeated, wave of anemoi thuellai born.
unicorn – horse 1 horn. herd of unicorns used steeds campers of camp jupiter. red-tinted lares head of wolf guards them.
venti – race of storm spirits born when poseidon opened tunnel sent typhon tartarus. depending on how chaotic are, venti can appear either smokey men angel-like wings or smokey horses. in lost hero, aeolus sent venti prevent jason, piper, leo, , hunters of artemis rescuing hera. greek counterparts anemoi thuellai.

dylan – ventus among venti attacked jason grace, piper mclean, , leo valdez seen in lost hero.
tempest – ventus in smokey horse form appears in lost hero. jason tames tempest can him fight porphyrion.






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