Attack on Titan Reborn or AoT Reborn is a fan-fiction series made by Dorkydoggy, or otherwise known as The Chickenhead. It has OC's littered everywhere as well as dead bodies, blood and magic. Plus some profanity. It is a mixture of the anime and manga.
AoT Reborn follows the protagonist, Axel Striker, make his way through the apocalyptic situation of Attack on Titan. Before the 57th Expedition, Axel has a vision that everyone in the Levi squad would die. He tells the others, but only Gunther and Petra believe him. The trio survive the expedition, and so does Choi Jeong. The trio join a group called 'Inferno', who later team up with the Survey Corps to go against the Marley.