Supernatural and Percy Jackson and the Olympians Crossovers
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Cas, Couldn't You Have Told Us Sooner? by FallenNiji
Or; in which Dean and Sam Winchester learn of the existence of the other gods, courtesy of Hermes and Castiel, and, of course, a certain sweetheart Hellhound. And Castiel is probably one of the only Angels on good terms with the Greek Gods. Though it is not mentioned in this story. One-shot. Slight!Slash. Slight!Destiel.
Rated: T - English - Supernatural/Humor - Chapters: 1 - Words: 2,046 - Follows: 1 - Published: 1h - Sam W., Dean W., Castiel, Hermes - Complete
The Sixth Circle by Delphi Hunter reviews
Fifteen going on sixteen year-old Ryan lived a pretty "normal" life. Until his 16th birthday that is. Then well, everything went to hell...literally.
Rated: T - English - Adventure/Supernatural - Chapters: 15 - Words: 17,657 - Reviews: 2 - Favs: 8 - Follows: 8 - Updated: 9/16 - Published: 6/2/2015 - Uriel, Michael, Raphael, Zeus
Supernaturally Lost by FreedomJones reviews
"Oh," Was all Dean could say because he didn't hit a kid. He hit a demigod and not just any demigod. He hit the prince of the sea, "Oh."
Rated: T - English - Adventure/Supernatural - Chapters: 3 - Words: 4,411 - Reviews: 23 - Favs: 83 - Follows: 143 - Updated: 9/13 - Published: 6/19 - Sam W., Dean W., Percy J.
Human by SeverelyTenaciousAlien reviews
Aella knew she'd never be one of the greats, being only a child of Apollo. However, her life changes when she's sucked into a new world, one where she's considered the monster.
Rated: T - English - Adventure - Chapters: 23 - Words: 43,361 - Reviews: 129 - Favs: 176 - Follows: 237 - Updated: 9/7 - Published: 8/10/2015 - Sam W., Dean W., Percy J., OC
A day in Hell Ch 7 by Heybabyiwantthatcar reviews
Rated: T - English - Supernatural/Mystery - Chapters: 1 - Words: 292 - Reviews: 1 - Published: 9/7
Untitled by Yukann reviews
When Annabeth dies in a fire with mysterious circumstances, while Percy escapes with their six-months-old baby, he is suddenly thrust into a world of entities that are more powerful and more deadly than the Greek Gods.
Rated: T - English - Chapters: 2 - Words: 1,842 - Reviews: 13 - Favs: 59 - Follows: 64 - Updated: 9/7 - Published: 9/14/2014 - Sam W., Dean W., Azazel/Yellow-Eyes, Percy J. - Complete
The Curious Case of One Guardian Angel by Starlit Night 67 reviews
"No way." Percy whispers. "Yes way," The Creator says gently. "You are one of them. And I need your help." The Giant War goes much differently than anyone expects. Percy's dreams of a future with Annabeth in New Rome are torn apart, and he is forced into yet another war. He doesn't mind that. What he minds is that daddy dearest needs this war to teach the bigoted dicks a lesson.
Rated: T - English - Adventure/Friendship - Chapters: 2 - Words: 11,255 - Reviews: 36 - Favs: 132 - Follows: 175 - Updated: 8/20 - Published: 9/26/2015 - Sam W., Dean W., Percy J., Chaos
Salt and Celestial Bronze by Shipsinthenight13 reviews
One night while one patrol,Percy and Annabeth spot a black '67 Chevy Impala. Out comes two so called 'Agents,' trying to investigate the strange happenings at Camp Half-Blood. Will the 'Agents' find out the secret of the camp? Will the camp find out the secret of the 'Agents' Will the hunters and demigods be able to join forces to defeat an even bigger foe? Find out now!
Rated: T - English - Adventure/Supernatural - Chapters: 4 - Words: 2,365 - Reviews: 19 - Favs: 54 - Follows: 87 - Updated: 8/19 - Published: 7/22
Unlcaimed by CaptainBrieOnToast
Basically, Dean and Castiel are demigods and Aphrodite ships them and they are at Camp Half Blood. You don't have to be in the Percy Jackson fandom to read this I tried to explain what was important to know in the fic. There shouldn't really be any spoilers either. Great summary, right?
Rated: T - English - Humor/Romance - Chapters: 1 - Words: 5,420 - Favs: 9 - Follows: 4 - Published: 7/29 - [Castiel, Dean W.] [Will S., Nico A.] - Complete
Hunting in Camp Half-Blood by penguin-empress reviews
Dean and Sam do some research and think something strange is going on in Long Island Sound. So, naturally they go to investigate only to find a camp full of demigods recovering from saving the world.
Rated: T - English - Chapters: 23 - Words: 49,037 - Reviews: 127 - Favs: 127 - Follows: 177 - Updated: 7/19 - Published: 7/7/2015 - [Nico A., Will S.] Sam W., Dean W.
A Meeting in the Woods by Butterlover328 reviews
Castiel took a one-way trip from Purgatory to an Alternate Universe, and now, he's spent 12 years sharing a body with Percy Jackson, the sarcastic, rebellious, too-much-like-Dean-to-be-a-coincidence demigod Son of Poseidon. When Percy and Cas recover from their quest to return the Master Bolt to Zeus, they soon find out that Cas isn't the only one from his world here. (Oneshot)
Rated: T - English - Drama/Suspense - Chapters: 1 - Words: 4,815 - Reviews: 9 - Favs: 22 - Follows: 12 - Published: 7/17 - Castiel, Adam M., Luke C., Percy J. - Complete
Cast Out Crimanal by HadesArcher
After taking enough of the resadents of camp half-blood Lyris (OC) runs to find shelter with the legend Dean Winchester but saves him instead. Startled by this girl Sam and Dean agree to her request of hospitality, but when an ancient force is awoken will Sam and dean learn the suffering behind her obsidian eyes and smile will our heros from hell and back survive the journey ahead.
Rated: K+ - English - Chapters: 3 - Words: 1,270 - Favs: 2 - Follows: 3 - Updated: 7/14 - Published: 7/12 - OC
Mother's Ghost by QuayJaquelinXeomaraZendaya reviews
Colt Jaiketski was not unfamiliar with hunting ghosts, but this hunt is different from the others. The ghost, the place, oh and that Sally Jackson was the one who asked for her help. It was okay though, Colt could do ghost hunts in her sleep. She could totally do this without Percy finding out.
Rated: T - English - Adventure/Friendship - Chapters: 8 - Words: 8,414 - Reviews: 5 - Favs: 10 - Follows: 14 - Updated: 7/10 - Published: 9/24/2015 - Complete
Carry On by Riel Sanet reviews
Inspired by my-spirit-animal-is-the-impala's fic, Blue Cupcakes! Percy sees Dean in Hell/Tartarus. A year later he abandons the gods after he gets tired of playing their puppet. What will happen when he sees Dean in the real world? Not Dean/Harry! No pairings!
Rated: T - English - Chapters: 2 - Words: 4,570 - Reviews: 17 - Favs: 49 - Follows: 98 - Updated: 7/5 - Published: 5/1
Crash by tatortot367 reviews
As they prepare to fight the demon army, who are now being led by the mysterious demon Lilith, the now allied hunters, gods, and demigods face their hardest battle yet, fighting one of their own. As his family tries to fix him, Perseus Winchester, Knight of Hell, general of Lilith's demon army, is fighting to destroy everyone and everything he ever loved. Sequel to Collision
Rated: T - English - Adventure/Supernatural - Chapters: 3 - Words: 10,382 - Reviews: 5 - Favs: 20 - Follows: 37 - Updated: 6/25 - Published: 6/3
Hunters Meet Demigods, Demigods Meet Hunters by shadowsnowleopard reviews
Sam and Dean are searching for a Roman amulet in New York City when they find themselves facing beasts that are unaffected by their weapons. Until a pair of strangers show up and slice the monsters to dust. Just what have they gotten themselves into.
Rated: K+ - English - Chapters: 4 - Words: 5,056 - Reviews: 66 - Favs: 99 - Follows: 154 - Updated: 6/21 - Published: 3/26 - [Annabeth C., Percy J.] Sam W., Dean W.
No Wings by Edgy4Liberty reviews
What if Gabriel had a daughter with a human? What if the girl accidentally taken to camp half blood? What if Sam and Dean played a part in getting her mother killed?
Rated: K+ - English - Adventure/Drama - Chapters: 2 - Words: 746 - Reviews: 8 - Favs: 10 - Follows: 17 - Updated: 6/21 - Published: 5/24
The Fifth Archangel by some fucking random guy reviews
May be taken down soon. Just here incase you wanna see it for some reason. Up for adoption if you want.
Rated: T - English - Chapters: 5 - Words: 4,665 - Reviews: 36 - Favs: 85 - Follows: 118 - Updated: 6/10 - Published: 8/1/2015 - Dean W., Castiel, Percy J.
Collision by tatortot367 reviews
Nine years after he leaves Camp Half-Blood, the now 26-year-old Percy Jackson returns to his old home, the two lives he tried desperately to keep from each other, colliding as his family fights the enemy they've been searching for their whole lives. The truth about Olympus' hero is revealed as the Winchesters meet Olympus.
Rated: T - English - Adventure/Supernatural - Chapters: 12 - Words: 39,710 - Reviews: 33 - Favs: 85 - Follows: 94 - Updated: 6/3 - Published: 1/8 - Sam W., Dean W., John W., Percy J. - Complete
Bows and Arrows by ChildofApollo4276 reviews
Ashlee knew she was always different. And when a monster appears, calling her half-blood, it won't be long until Sam and Dean connect the two... especially since they're her adopted brothers. (OC/Nico), Rated T because I'm paranoid.
Rated: T - English - Supernatural/Adventure - Chapters: 9 - Words: 12,407 - Reviews: 13 - Favs: 45 - Follows: 66 - Updated: 5/31 - Published: 10/13/2015
Monster by ShortNotVerticallyChallenged reviews
Valerie was a demigod, meaning she knew how hard life could be and how hard it was to prove yourself. But when she found herself in a world where they considered her a monster, it reached a new level of struggling to prove she wasn't what they thought she was.
Rated: T - English - Adventure/Supernatural - Chapters: 5 - Words: 15,488 - Reviews: 23 - Favs: 47 - Follows: 65 - Updated: 5/27 - Published: 10/6/2015 - Sam W., Dean W., John W., OC
Achilles Last Stand by Number-Nine-Rules reviews
With Gaea defeated and the Angels wingless, what happens when Percy and his allies fall under the Winchesters radar? Takes place after Heroes of Olympus, and between seasons 8 and 9.
Rated: T - English - Fantasy/Supernatural - Chapters: 4 - Words: 4,648 - Reviews: 11 - Favs: 43 - Follows: 72 - Updated: 5/1 - Published: 4/26 - Sam W., Dean W., Percy J., Jason G.
Hunters Meet the Hunters by Eliro reviews
Whelp, it's the apocalypse, and Sam, Dean, and the rest of the world are totally screwed; especially since Sam and Dean are tied up in a warehouse, and are basically in the Devil's clutches. Fortunately, the Girl Scouts come to save them...only to kidnap them again. Honestly, Dean just needs a drink. Rated T for cussing, violence, and an unconscious moose.
Rated: T - English - Adventure - Chapters: 2 - Words: 3,630 - Reviews: 15 - Favs: 53 - Follows: 82 - Updated: 1/30 - Published: 12/6/2015 - Sam W., Dean W., Thalia G., Artemis
Deadly by BloodDarkerThanCrimson reviews
After an incident with a monster he knew nothing about, Percy was stuck in Purgatory with all the creatures out hunting for his blood. There, a certain human might be his only hope for getting out of the place. But after the portal, there might be more troubling matters awaiting him out in the wrong world. And the demigod is alone. Season 8 rewrite.
Rated: T - English - Adventure/Family - Chapters: 7 - Words: 34,246 - Reviews: 140 - Favs: 274 - Follows: 401 - Updated: 1/19 - Published: 5/16/2015 - Sam W., Dean W., Castiel, Percy J.
The Dark Descent of the Greatest Heroes by dukk reviews
Percy Jackson is no longer the hero his friends and family thought he was. Now, after meeting Dean Winchester Percy is free of the gods control and his resentment grows. He sells his soul and his now a Knight of Hell. The gods are hunting him but he's fighting back. The Percy Jackson they knew is dead and the new Percy is darker and more powerful than they can imagine.
Rated: T - English - Supernatural/Angst - Chapters: 2 - Words: 2,685 - Reviews: 19 - Favs: 53 - Follows: 68 - Updated: 1/18 - Published: 5/18/2015
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