Percy Jackson and the Olympians and Avengers Crossovers
Filters
711 | Page 1 2 3 4 11 .. Last Next »

Can't Always be the Hero by LittleMissReadsTooMuch reviews
It's been two years since the Giant War. All Percy wanted was a simple life of going to college with his girlfriend and living a happily ever after. That didn't exactly work out, but apparently it was for the better, because then he somehow got roped into being an assistant for New York's resident genius, billionaire, playboy, and philanthropist.
Rated: T - English - Friendship/Adventure - Chapters: 3 - Words: 5,878 - Reviews: 78 - Favs: 416 - Follows: 566 - Updated: 9/16 - Published: 12/13/2019 - Percy J., Iron Man/Tony S.
Demigodly Encounter by thedarkexecutioner reviews
When Nico gets captured by SHIELD, Percy isn't far behind. Unfortunately, getting Nico back attracts the one thing Percy tries to avoid. Trouble.
Rated: K+ - English - Fantasy/Friendship - Chapters: 2 - Words: 8,999 - Reviews: 7 - Favs: 29 - Follows: 33 - Published: 9/14 - Nico A., Percy J., Iron Man/Tony S., Nick F. - Complete
From a Certain Point of View by Const3llations reviews
There is a saying that death is the lone inevitable in life, and that the only reason for time is so that everything doesn't happen all at once. But what if that weren't true? What if, the world's appearances were just a glimpse of the unseen? PJO/Avengers AU. Percy x Maria. Co-written with IDKHowToWritePlzHelp.
Rated: T - English - Mystery/Supernatural - Chapters: 1 - Words: 2,155 - Reviews: 5 - Favs: 75 - Follows: 121 - Published: 7/25 - [Percy J., Agent Maria Hill]
Emily Strange: The beginning by Angel Cauldwell
Emily Strange nee Rogers was born a demigod along side her twin brother and close friend Bucky Barnes. Together the three grow up in New York with each other's back, together they eventfully join in the war effort.
Rated: K+ - English - Adventure/Romance - Chapters: 2 - Words: 2,247 - Favs: 3 - Follows: 2 - Updated: 7/21 - Published: 6/20 - [OC, Dr. Strange/Stephen S.] Captain America/Steve R., Bucky Barnes/Winter Soldier
That Time Percy Saved the Day by River of Light reviews
Percy isn't entirely sure how he got into this situation. He knows everything that happened, all the steps and choices that led here, but he still doesn't understand how. It all started a year and a half ago, when Leo got a job at Stark Industries' R&D department.
Rated: K+ - English - Humor - Chapters: 1 - Words: 2,308 - Reviews: 5 - Favs: 35 - Follows: 22 - Published: 6/25 - Percy J., Leo V., Iron Man/Tony S., Spider-Man/Peter Parker - Complete
Reunited by made.of.stars13 reviews
Steve Rodgers and Hazel Levesque met a long, long time ago. Soon, they will meet again. Rated T, just in case!
Rated: T - English - Friendship/Hurt/Comfort - Chapters: 5 - Words: 3,423 - Reviews: 13 - Favs: 28 - Follows: 26 - Updated: 4/19 - Published: 8/14/2023 - Hazel L., Captain America/Steve R., Bucky Barnes/Winter Soldier
What is a Storm Without Lightning by Const3llations reviews
In life's vast expanse, clouds drift into our existence, no longer mere bearers of storms, but artists adding colors to our sunset sky. PJO/Avengers AU. Percy x Natasha. Sequel one-shot.
Rated: T - English - Family/Romance - Chapters: 1 - Words: 1,306 - Reviews: 12 - Favs: 74 - Follows: 79 - Published: 3/19 - [Percy J., Black Widow/Natasha R.] - Complete
The Lost Daughter of Stark by rosesareredlikemyblood reviews
Tony Stark loved his daughter, even if he was terrible at showing it. He is devastated when she disappears. Annabeth was just a sweet girl, starstruck by the boy who saved her life. She didn't mean to leave him.
Rated: T - English - Chapters: 10 - Words: 8,729 - Reviews: 26 - Favs: 60 - Follows: 70 - Updated: 3/18 - Published: 2/27 - Annabeth C., Percy J., Iron Man/Tony S., Pepper P.
Where'd They Go? by P34n6t reviews
The demigods have recently finished fighting the Giant War, and they thought they could have a moment's peace yet they were wrong. In a seemingly faraway place, the Avengers have lost to Thanos, and now half of all life is gone. How will everyone cope with this sudden and unexpected loss of their families and friends? [AU of the event of TOA]
Rated: T - English - Hurt/Comfort/Angst - Chapters: 3 - Words: 2,385 - Reviews: 5 - Favs: 9 - Follows: 19 - Updated: 3/10 - Published: 8/5/2020
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: 8 - Words: 49,262 - Reviews: 10 - Favs: 20 - Follows: 24 - Updated: 3/5 - Published: 4/8/2022
When All is Said and Done by IJustWantToWriteMyStories reviews
The war is over and Percy isn't in a good place. Stuff happens and he takes a year to slowly recover then the alien invasion happens and Percy, Nico, and Jason ride to the rescue and are recruited to be Avengers by Tony. I'm good at crack fics. I like them. This is mostly likey going to be one. Whether I want it to or not.
Rated: T - English - Chapters: 7 - Words: 12,967 - Reviews: 5 - Favs: 25 - Follows: 30 - Published: 3/2 - Nico A., Percy J., Jason G., Iron Man/Tony S.
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: 18 - Words: 34,536 - Reviews: 11 - Favs: 56 - Follows: 52 - Updated: 2/10 - Published: 10/1/2020 - [Percy J., Khione] Black Widow/Natasha R., Hawkeye/Clint B.
Of Water and Salt by Stellarys reviews
Percy Jackson is tired. Tired of all the fighting and all the death. He just wants to rest. The Mortal World is changing as they begin to raise their own champions. The Immortal Realm will not stand idly by as time passes. So when Olympus calls, her Sword must answer. But is it the same blade that fell Gaea or one newly forged? (AU) (Post Giant War) (Pre Battle of New York)
Rated: T - English - Suspense/Angst - Chapters: 47 - Words: 420,472 - Reviews: 1855 - Favs: 5,456 - Follows: 6,072 - Updated: 1/15 - Published: 5/3/2019 - Percy J.
Adopted by Stark by made.of.stars13 reviews
When Annabeth's parents are turned to dust, she discovers she had an uncle she never knew about. Tony Stark. Rated T just in case!
Rated: T - English - Chapters: 4 - Words: 4,017 - Reviews: 14 - Favs: 36 - Follows: 47 - Updated: 1/12 - Published: 10/15/2023 - Annabeth C., Iron Man/Tony S.
A Calm in the Storm by Stellarys reviews
A companionship work to Of Water and Salt. This work is a compilation of fluff pieces, deleted scenes and arcs, and other miscellaneous one-shots and mini-arcs that simply didn't get into the main story due to various reasons. Details additional background, interaction and development for many of the characters and sub-plots. (AU) (An OWAS Companionship Work)
Rated: T - English - Chapters: 11 - Words: 29,478 - Reviews: 38 - Favs: 137 - Follows: 164 - Updated: 12/30/2023 - Published: 9/10/2022
Hope by LukeCastellan1986 reviews
So the avengers and the CHB campers are brought together to react to the avengers movies as it has been decided by the fates that their worlds must now be merged. It takes place after Age of Ultron and barely a week before Civil War and Ragnarok. First Up: Iron Man 1 I don't own Percy Jackson or Marvel...obviously
Rated: T - English - Hurt/Comfort/Angst - Chapters: 3 - Words: 6,547 - Reviews: 12 - Favs: 71 - Follows: 79 - Updated: 12/16/2023 - Published: 12/5/2023 - Annabeth C., Percy J., Iron Man/Tony S., Loki
stars adjacent by prcypttr reviews
Percy's been the keeper of Olympus since the beginnings of Ancient Greece. Now that he isn't, he seeks a place to think and inadvertently runs into an intriguing group of people. An interesting conversation takes place on the 86th floor of the Empire State Building. Random musings and thoughts. Oneshot AU.
Rated: T - English - Friendship/Hurt/Comfort - Chapters: 1 - Words: 7,821 - Reviews: 18 - Favs: 138 - Follows: 88 - Published: 12/3/2023 - Percy J., Black Widow/Natasha R., Captain America/Steve R., Thor - Complete
STUMPED AVENGERS by ArtemisTheHuntress00 reviews
When The Avengers are sent to catch a dark haired green eyed teen, they are introduced to a whole new world.
Rated: T - English - Humor/Adventure - Chapters: 2 - Words: 1,014 - Reviews: 23 - Favs: 37 - Follows: 68 - Updated: 11/28/2023 - Published: 12/28/2021
The Gods Must Be Crazy by aprill99 reviews
As a daughter of Apollo and a granddaughter of Mercury who has lived through wars with Titans, Giants, and undead Romans, Cassie is well aware that "normal" must be judged on a curve. Still, the invasion of a Norse god backed by an alien army is taking it a little far. Now she's involved with the Avengers and it seems like life won't be getting less weird. The gods must be crazy.
Rated: T - English - Romance/Humor - Chapters: 51 - Words: 473,022 - Reviews: 378 - Favs: 794 - Follows: 863 - Updated: 11/23/2023 - Published: 7/28/2017
Percy Jackson and The Avengers by Blueberrychaos reviews
Annabeth is working for tony stark, Percy got the government mad at him, and a new threat arises.
Rated: T - English - Chapters: 1 - Words: 157 - Reviews: 1 - Favs: 3 - Follows: 4 - Published: 11/9/2023
The Lost Stones by Raven's Arrow reviews
" and mind have now become friends knowing they could be the end of all planets and life alike and soul are now the airstrike they will end civilization without a thought and reality have fought and fought" -Warning!- Slow Updates
Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 1,439 - Reviews: 2 - Favs: 8 - Follows: 8 - Updated: 10/17/2023 - Published: 4/17/2022 - Nico A., Percy J., Wanda M./Scarlet Witch
The Echoes of Eternity by Zaun reviews
The Seven were born to answer the call. They were given a duty to protect the world from chaos. To this end, they gave an oath to protect the Earth till their final breath. Now the time of their final reckoning approaches.
Rated: M - English - Chapters: 1 - Words: 3,926 - Reviews: 5 - Favs: 25 - Follows: 52 - Published: 10/17/2023 - Percy J.
Healing a Broken Angel by CrimsonSayian12 reviews
Aeons ago, before the present time, there was a prophecy announcing the deaths of the Olympians at the hand of a God Killer. Someone was said to stop this God Killer, a powerful half-blood hero: a Nephilim child. But...what if he didn't want to save the gods. What if he knew how they behaved and what if he wanted to kill them, believing them to be threats to humanity? OC Centered
Rated: T - English - Fantasy/Adventure - Chapters: 38 - Words: 302,816 - Reviews: 28 - Favs: 128 - Follows: 136 - Updated: 10/14/2023 - Published: 1/23/2020 - Annabeth C., Percy J., OC
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: 17 - Words: 129,419 - Reviews: 661 - Favs: 1,510 - Follows: 1,812 - Updated: 10/3/2023 - Published: 4/24/2020 - Percy J., Jason G., Captain America/Steve R., Spider-Man/Peter Parker
Eat Your Young by lorcleis reviews
Percy Jackson comes back to the city; Saturn's return, so to speak. He crashes on the uneven couch cushions of Rachel Elizabeth Dare, he sends stray calls to voicemail, he fields inquiries for him to return to camp. He tries not to think of the hole that was left behind. And then the body of a demigod is discovered. Then another. And it doesn't look like they're going to stop.
Rated: M - English - Mystery/Hurt/Comfort - Chapters: 19 - Words: 94,645 - Reviews: 3 - Favs: 24 - Follows: 31 - Updated: 10/1/2023 - Published: 8/29/2023 - Percy J., Hawkeye/Clint B. - Complete
711 | Page 1 2 3 4 11 .. Last Next »