Percy Jackson and the Olympians and Avengers Crossovers
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New Alliances by ktmossman0 reviews
The Gods and Demigods are facing a third war, one they may not win without help. The Avengers remain unaware of the looming threat of Thanos. When they forge new alliances will they be able to defeat the threats that they face or will it not be enough?
Rated: M - English - Fantasy/Sci-Fi - Chapters: 17 - Words: 32,655 - Reviews: 11 - Favs: 52 - Follows: 44 - Updated: 4/2 - Published: 10/1/2020 - [Percy J., Khione] Black Widow/Natasha R., Hawkeye/Clint B.
In Our Nightmares by basketballandbooks08 reviews
Percy and Bucky are doing their best to navigate the impending war; they've seen things from their worst nightmares that they wouldn't wish on their enemies. When they begin to reconsider, will they realize where their loyalties lie as sides are starting to be taken?
Rated: T - English - Angst/Friendship - Chapters: 15 - Words: 45,152 - Reviews: 1 - Favs: 13 - Follows: 14 - Updated: 3/20 - Published: 3/5/2022 - Percy J., Jason G., Captain America/Steve R., Bucky Barnes/Winter Soldier
The Demi-god Chronicles by Grayson Clarke reviews
Grayson Clarke, a demi-god that wasn't even supposed to be born. But when his life takes an unexpected, terrifying turn when he turns 12, he's thrown into a world invisible to the eyes of mortals.
Rated: T - English - Adventure/Supernatural - Chapters: 7 - Words: 46,271 - Reviews: 9 - Favs: 21 - Follows: 21 - Updated: 3/16 - Published: 4/8/2022
For Research Purposes, Right? by Const3llations reviews
For the first time in a while, Jane found herself at peace. No government agencies, no Earth-ending apocalypses and especially no gods. Then some guy shows up outside her lab, wearing a suit that's definitely way too big, and she's not quite sure what to make of him. PJO/Avengers AU. Percy x Jane.
Rated: T - English - Romance/Humor - Chapters: 11 - Words: 19,531 - Reviews: 153 - Favs: 843 - Follows: 1,139 - Updated: 3/5 - Published: 5/12/2022 - [Percy J., Jane Foster] - Complete
The God of Olympus by aerium reviews
In a last ditch effort to save the world, the Olympians lay all their hopes in the hands of Percy Jackson as he is led by Nyx, the Primordial Goddess of the Night, to make the ultimate sacrifice. The story follows Percy into the world of an alternate extended MCU as he struggles to find his place in a world without his friends, family, or power.
Rated: M - English - Adventure/Sci-Fi - Chapters: 12 - Words: 23,965 - Reviews: 61 - Favs: 229 - Follows: 312 - Updated: 2/26 - Published: 12/3/2020 - Percy J.
Half Truths Lead to Misunderstandings by dragonslayer111 reviews
Percy & Jason find themselves in the custody of the Avengers. While attempting to keep their world a secret and prove they are not a threat to mortals, they try to explain themselves without actually explaining anything. The Avengers get worried for these teens, thinking that there could be an organization worse than HYDRA turning kids into soldiers, which leads to more problems
Rated: T - English - Adventure/Mystery - Chapters: 16 - Words: 117,058 - Reviews: 621 - Favs: 1,345 - Follows: 1,666 - Updated: 2/7 - Published: 4/24/2020 - Percy J., Jason G., Captain America/Steve R., Spider-Man/Peter Parker
Convergence by EllietheCreator reviews
The United States government has passed a version of the Sokovia Accords, throwing the USA into chaos. What's more, the Rogue Avengers have moved back into Avengers Tower and tensions are high. What will happen when four worlds collide, bringing their problems with them? Worlds: PJO, Avengers, KOTLC, Ever Afters
Rated: T - English - Family/Hurt/Comfort - Chapters: 6 - Words: 6,985 - Reviews: 5 - Favs: 9 - Follows: 15 - Updated: 2/2 - Published: 9/8/2022 - Annabeth C., Percy J., Captain America/Steve R., Iron Man/Tony S.
I am Perseus by Ayamgaius reviews
What's my life if not a shit storm. Hope you brought an umbrella cause this is gonna be the worst one yet.
Rated: M - English - Chapters: 2 - Words: 6,348 - Reviews: 2 - Favs: 17 - Follows: 26 - Updated: 1/28 - Published: 12/2/2022
Phoenix by AvocadoWolf reviews
They say phoenixes rise from the ashes, but they also say they aren't real. Solana begs to differ. Her life walks the lines between Reality, Fiction and Weirdness, and, well, things start to dip after the Battle against Loki and the Chitauri in New York, especially when something happens at her new school... (Cussing inside - you have been warned)
Rated: T - English - Fantasy/Parody - Chapters: 8 - Words: 29,439 - Reviews: 4 - Favs: 22 - Follows: 32 - Updated: 1/24 - Published: 7/16/2022 - Percy J., OC, Iron Man/Tony S.
Vengeance, Rage and Rebellion: DISCONTINUED by Star-Of-Radiance reviews
They swore they would never trust again. But years later, Percy Jackson and his friends stumble their way. What they find astounds and horrifies them beyond imagining. Children of the gods have been taken and used for unimaginable purposes: to become killers. Caught under S.H.I.E.L.D's radar, the camps turn towards them. But it's only a matter of time before worlds collide.
Rated: T - English - Adventure/Drama - Chapters: 7 - Words: 74,821 - Reviews: 48 - Favs: 106 - Follows: 137 - Updated: 1/24 - Published: 9/5/2017 - Percy J., Jason G., OC, Black Widow/Natasha R.
Land of Heroes and Forgotten: RE-DO IMPENDING by Star-Of-Radiance reviews
The Mist is dying. Camp Jupiter has been destroyed. New Rome and Camp Half-Blood are under siege. Jason Grace is dead- or maybe not. As Percy Jackson rallies the remainder of their forces, Jason wakes up miles away, saved by a frustratingly familiar, yet unknown stranger. The Avengers- and all mortals- are slowly becoming more aware, but safety lies on a mysterious island...
Rated: T - English - Adventure/Suspense - Chapters: 6 - Words: 84,447 - Reviews: 30 - Favs: 88 - Follows: 104 - Updated: 1/24 - Published: 10/31/2018 - Percy J., Jason G., OC, Iron Man/Tony S.
Patriot Games by aprill99 reviews
You've seen the story from Cassie's point of view of things in The Gods Must Be Crazy. So what was Steve thinking? Here I answer that question
Rated: T - English - Humor/Romance - Chapters: 5 - Words: 50,293 - Reviews: 10 - Favs: 51 - Follows: 62 - Updated: 12/31/2022 - Published: 7/4/2021 - Reyna R., OC, Captain America/Steve R., Bucky Barnes/Winter Soldier
Eternity's Quest by AvocadoWolf reviews
When the Door opened, Death appeared. She offered the three a quest, which they accepted. They were sent into another world, another universe, and must complete it. But there's one, tiny problem; things in this universe are... different. [Spoilers for Thor: Love and Thunder] [Minimal OC usage] [Swearing contained]
Rated: T - English - Humor/Fantasy - Chapters: 5 - Words: 18,208 - Reviews: 3 - Favs: 19 - Follows: 22 - Updated: 12/26/2022 - Published: 9/11/2022 - [Annabeth C., Percy J.] Thor, Nick F.
It's Been a While, Hasn't It by aceofhearts111 reviews
All Nico wanted was one nice date with his boyfriend, Will. But, because the Fates hate him, he finds himself being approached by two strangers who seem to recognize him. Something about them is familiar and starts to trigger old memories from when Nico first came to America... to Brooklyn, New York. [solangelo and stucky, extended summary inside]
Rated: K+ - English - Friendship - Chapters: 1 - Words: 4,060 - Reviews: 7 - Favs: 39 - Follows: 39 - Published: 12/11/2022 - [Will S., Nico A.] [Bucky Barnes/Winter Soldier, Captain America/Steve R.]
mixed blood avengers by thunderofdeath97 reviews
Two orphaned demigods. One uncle stark, who happens to be iron man. A family of super heroes. mutants, gods, cosmic gems, prophecies, titans, primordials, giants, and the fate of the multiverse. all on the shoulders of one boy, who is destined for great things.
Rated: M - English - Adventure - Chapters: 7 - Words: 16,472 - Reviews: 20 - Favs: 36 - Follows: 53 - Updated: 12/8/2022 - Published: 7/29/2020
The Greek Spider by calamaticataclysm reviews
Watch how the bite of a single spider changes the life of Percy Jackson. From a modern day kid to a hero unparalleled in history. After all with great power comes great responsibility. Set before The Titans Curse. Future MCU crossover.
Rated: T - English - Fantasy/Adventure - Chapters: 4 - Words: 8,979 - Reviews: 16 - Favs: 52 - Follows: 61 - Updated: 12/4/2022 - Published: 8/29/2022 - Percy J.
I'll Always Come Home To You by StyxHuntress reviews
Percy had made a promise to Peter. That he'd always come back to him. Percy always kept that promise. Now he had to hurry to keep the other promise he made. That he'd go to Prom with Peter. HE always keeps his promises. Rated Teen for language, no f-bombs, but other curse words are used.
Rated: T - English - Romance/Hurt/Comfort - Chapters: 1 - Words: 5,956 - Reviews: 4 - Favs: 53 - Follows: 24 - Published: 11/22/2022 - [Percy J., Spider-Man/Peter Parker] May P., Michelle J./MJ - Complete
(Riordan-MCU) Power of the Gods by ShadowNinja77 reviews
Sequel to the Avengers. When people with the power of the gods begin showing up, Percy assembles a team to try and find out what is going on and how to stop it. I do not own the characters of Rick Riordan or Marvel.
Rated: K+ - English - Adventure - Chapters: 3 - Words: 9,222 - Reviews: 17 - Favs: 112 - Follows: 167 - Updated: 11/3/2022 - Published: 7/22/2021
The Space Between Not Yet And No Longer by Echanted Feyre reviews
The Space Between Not Yet and No Longer can be quite big, but it can also be very small. What happens if you wait too long, and you no longer have the opportunity to do what you wanted to do?
Rated: T - English - Angst/Mystery - Chapters: 2 - Words: 2,561 - Reviews: 8 - Favs: 42 - Follows: 33 - Updated: 10/28/2022 - Published: 8/15/2019 - [Percy J., Spider-Man/Peter Parker] - Complete
The Spider and The Sea by TheFruityFrankSimp reviews
Percy Jackson is stalked by S.H.I.E.L.D. Spiderman is tasked with taking the "Terrorist" into headquarters. What water based shenanigans will Percy and the gang get up to? (Warning Intense Solangelo and Percybeth fluff) *This takes place after trials of Apollo*
Rated: T - English - Suspense/Adventure - Chapters: 6 - Words: 2,852 - Reviews: 15 - Favs: 29 - Follows: 41 - Updated: 10/27/2022 - Published: 6/15/2022 - Percy J., Annabeth C., Chiron, Frank Z.
Should I know you? by Dreamerinabottle reviews
Percy comes home after the war, but something has happened that he had hoped he would never have to see. Then he finds out he has an uncle he has to live with until he turns 18. What will happen when the savior of Olympus meets earth’s ‘mightiest heroes’? This takes place right after BoO and… the Avengers timeline in this is totally wack, so you‘ll just have to read it. ;)
Rated: T - English - Hurt/Comfort/Family - Chapters: 9 - Words: 10,224 - Reviews: 127 - Favs: 462 - Follows: 650 - Updated: 10/5/2022 - Published: 6/10/2021
Marvel-ous Mythology by LooneyPeach reviews
One snap. That's all it took. Half of all life was eradicated in an instant. No one was spared. Not even Camp Half Blood. [MCU/PJO Xover AR]
Rated: K+ - English - Suspense/Fantasy - Chapters: 7 - Words: 7,582 - Reviews: 27 - Favs: 68 - Follows: 58 - Updated: 10/5/2022 - Published: 1/28/2019 - Complete
Losing My Mind (A Percy Jackson and Avengers Crossover) by IAspiretoInspire reviews
All Percy ever wanted was a normal life. After the Giant War, he figured that he could finally lay low for a little while. But when an old enemy comes back, stronger than ever, he knew that having a little peace was impossible. Not with that voice invading his every thought. Maybe he was going crazy. Maybe he finally lost it. So he left.
Rated: K+ - English - Adventure/Hurt/Comfort - Chapters: 9 - Words: 11,596 - Reviews: 43 - Favs: 76 - Follows: 125 - Updated: 8/22/2022 - Published: 6/18/2020 - Percy J., Iron Man/Tony S., Thor, Hulk/Bruce B. - Complete
Infinite Opportunity by BobtheBuilder123123 reviews
It was just a blue spark. 14 year old Percy Jackson didn't expect anything from it. Lost, alone, and in pain Percy Jackson encounters a whole new world. A world where his name will forever be written in history.
Rated: T - English - Adventure - Chapters: 1 - Words: 6,066 - Reviews: 6 - Favs: 37 - Follows: 62 - Published: 8/7/2022 - Percy J., Michael Y., OC, Iron Man/Tony S.
The Avengers Kidnap The Wrong Demigods by Valkyrie.Moon.Goddess reviews
Percy just wanted a normal day. But when the Avengers kidnap him and his girlfriend, he finds that hiding the mythological world from the mortals is harder than he thought. Join Percy as he learns about the superhero team's world while hiding his own. (DISCONTINUED AND INCOMPLETE)
Rated: T - English - Chapters: 10 - Words: 18,244 - Reviews: 161 - Favs: 265 - Follows: 331 - Updated: 8/1/2022 - Published: 4/5/2021 - Annabeth C., Percy J., Black Widow/Natasha R., Captain America/Steve R.
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