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? What if…? PJO/Avengers AU. Percy x Maria.

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.

Percy Jackson left Camp Half-Blood. Annabeth broke up with him and he needed to get away. At age 17 he was taken by a secret organization called HYDRA to be the newest super soldier. At age 21 HYDRA and SHEILD were destroyed. Percy Jackson is upset and confused. He refuses to go to Camp and he doesn't want to put his mom and little sister in danger. Here is his journey.

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)

Cap figures out he's a demigod and trains at camp half blood. This story contains OCs. Caution: There are Dark and scary themes in this story.

Percy swears on the River Styx to return to Calypso when he wins the war, and Zeus was happy to grant the son of Poseidon the wish of exile after the events of the Last Olympian. Now with the threat of the Norse Pantheon and a new prophecy predicting the fall of the Mist, Olympus calls for its greatest hero. Set during the first Avengers Movie. PercyXCalypso.

He knew it was coming. Someone was going to get curious eventually. After all, how was the mist supposed to cover up several years of missing kids? When S.H.I.E.L.D begins looking into the disappearance of Percy Jackson, Agent Maverick Burns takes a special interest.

When he falls off that train, a piece of her falls with him. Or, The Winter Soldier but make it Percabeth.

Ophelia Barnell, the daughter of Ares, becomes the Summer Soldier. With help from the Winter Soldier, the two become an inseparable team. With adventures, betrayals, and new friendships, the two must uncover a huge conspiracy before it threatens their very existence.

When The Avengers are sent to catch a dark haired green eyed teen, they are introduced to a whole new world.

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.

With the events of the avengers and mortals starting to open their eyes, the mist is crumbling. Demigods and the supernatural have stayed hidden by some miracle for the past few years, but that is about to change. How will our heroes and others react when multiple worlds collide? Takes place after TOA and just before the events of Winter Soldier, but Jason and others have survived.

After the newly formed Avengers battle Loki and his army of Chitauri in New York, they realise they are not alone. A second team was also fighting the aliens, a group not even SHIELD knew about. They were led by a young hero who called himself Percy Jackson... Rated T to be safe. Asterixised swearing and a little fluff. Canon ships (Percabeth etc) After PJO 5 and during Avengers 1.

Haunted by the life of a demigod, Percy and Annabeth decide to leave it all behind. 8 years later, Nico's mistake is traced back to Percy and all hell breaks loose. With the entire universe at stake, can the heroes save the day or are they doomed from the very beginning?

Of all the ridiculous, half-baked ideas Harley has had in his lifetime, this has got to be his best one yet. In which, on a cold December day, Harley catches Tony Stark in his shed and decides to be a meddlesome little shit.

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.

When the doorbell rings at three o'clock in the morning, it's never good news. Spygirls? Space elves? Laser guns? What the hell is going on here? PJO/Avengers AU. Crack-fic.

The tale tells of hero of good, of hope, loved by all and hated by his enemies. But evil runs rampant throughout the universe, corruption deep in its veins. Will this hero save the 9 realms, or will he tip the scale and plunge the realms into darkness

Post battle with Gaea/Battle of Sokovia, Percy and Nico leave Camp Halfblood, only to be found by the Avengers and taken in. Canon divergent after Blood of Olympus and Age of Ultron.

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.

It's his job to stand guard, to watch and to protect. He's the first one in and the last one out, and when all hope is lost, he maintains his ground, steadfast, and ready. Evildoers beware, Sentinel has been reposted with original authors permission.

Percy is walking down the streets when he has a chance encounter with the one and only SpiderMan. Inspired, Percy begins his own adventure as the city's new masked Superhero.

For once, Percy's live isn't a Greek tragedy because of his godly relatives. No, this time it was aliens. In a world where superheroes and demigods coexist, the gods are not as all-knowing as they might think, and demigods and mortals alike must rise to the challenges of a new, more dangerous world. Part 1: "Of Gods and Men" series

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.

Alex goddess of Chaos and mischief Joins the avengers normal lifes and turn them upside down