Loki was sent to work with the Avengers as part of his punishment but little do the other Avengers know but one of their members has a history with the god. If I get persuasion I might continue but I only wrote like 5 chapters so that's all you get right now. If anyone has a better Title I'm open to ideas. As everyone knows I don't own shit except the plot.

Betrayal, lost, alone,death . All these things followed him everywhere. But his everywhere was in Tartarus itself. Sentenced to Tartarus. But he promised gods he will come back and decide their fate. A team waits for Percy on the other side of the gate of Tartarus. What this team wants? Who are they? What will Percy do once he gets out? Why is everything like this? Is son of Poseidon a threat for OLYMPUS now? BADASS PERCY...... MATURE CONTENT A BIT....KILLING AND MAIMING..... READ AT YOUR OWN RISK

⚠Story happens after 2nd war⚠ ⚠ Mpreg ⚠ ⚠Crossover⚠

Percy Jackson and Harry potter have a secret. Each other. When they were eight, Harry and Percy potter were separated. The twins were attacked while in an orphanage, one going to the Dursleys, while other goes to a squib named Sally Jackson in America. The only person who knows about Percy is Sally and Dumbledore, besides the twins themselves. So what happens when the are reunited? Will they cause more harm the help? How will people react when they find out about Percy? And what if Voldemort is on the brink of rising? Find out in Harry Potter's Twin! * Takes place after BoO, but before the Wizard War *In this, Percy and Harry are both 17 and percy is starting out at Hogwarts, but at 7th year with Harry *DISCLAIMER- I DO NOT OWN PERCY JACKSON OR HARRY POTTER

He'd finally found them. Tom Riddle's heir. A boy no older than seventeen, with hair of a raven night and eyes of a churning ocean. The wizened old man closed the weathered book. The Fates had been kind enough to let him in on this secret, one he fully intended to use to his advantage. The boy must not fall into the wrong hands. It was time to pay an old student a visit. ~ DISCLAIMER: I do not own either the Harry Potter characters nor the Percy Jackson characters used in this story. None of the characters are mine more shall I pretend they are, this is but a work of fiction. Characters belong to their respective owners (JK Rowling and Rick Riordan). The plot however, is my own. ~ Edited by BookwormMDCCCXIII

Only one of the seven survived the war. Percy Jackson. After Annabeth dies, he's broken. Not the same seaweed brain as before. He returns to his apartment, to find his mom, and Paul dead. killed by one of Gaea's minions in revenge. He finds out that his mom had a sister. Petunia Dursley. ~ when aunt Petunia enters the house with a strange boy, Harry doesn't know what to think. He knows this boy is hiding some secrets. but will Harry find out what they are? I DO NOT OWN ANYTHING. ALL RIGHTS GO TO RICK RIORDAN AND JK ROWLING

credit goes to: Felicity dreams (fanfiction.net) i adopted this story because i hate to see it unfinished.

-Second book- Percy has gone missing as the first war ended, not a trace was found and Annabeth-also known as Hermione-along with Neville, an Nico start to worry as they try to figure out how to tell the rest of their family and the rest of their group that he was gone. They weren't looking forward to it, especially as a new school year starts soon, and they weren't sure if they'd even be able to get a trace if they went back. Debating on wether to stay or go back to school. He didn't go missing for no reason. Something happened. Someone took Percy while he was sleeping. Someone took him and they needed to figure it out or it would drive them insane. They just knew it had to deal some master plot, but whos?

When Percy was just barely more than a baby, he was kidnapped by Tartarus himself. While he was able to tap into powers he never would have otherwised discovered, his life was anything but sunshine and rainbows. He was raised to be numb to his feelings, taught to ignore his conscience, and instructed to be distrustful and malicious towards anyone except his "Father". He was brought up unaware of love and became a ruthless killer. ~ While running a quick errand for his good ol' dad, Percy bumps into the Avengers, who have been searching for Tartarus for years. Little does he know just how much his life is about to change after this unexpected encounter. 🌸🌸🌸🌸🌸🌸🌸🌸🌸🌸🌸🌸🌸🌸🌸🌸🌸

Turns out Percy is the second ever werewolf, first ever werewolf demigod, mate of Loki. Loki didn't know this will happen, he went to the chitari for a peace treaty but they took control of his mind and made him invade earth. When Percy gets his wolf is when the invasion happened so will he be able to save Loki or is he bound to be the enemy of his mate.