Assassin Izuku in Helluva Boss & Hazbin Hotel

Ever since Izuku Yagi was four years old, He was announced to be Quirkless, his life had went down an infinite spiral, facing many hardships like getting tormented by his friends, even his own sister. Then on top of that, his own father and mother neglected him. After 10 years of physical and psychological abuse, neglect, and rejection, he finally was fed up and take a advice a jump form the roof.

Izuku would then reawaken, finding himself in a strange city, which soon he realized was Hell, and when he looked at his hands, he realized that his body had turned into new demon body.

Walking around the city, Izuku didn't know what to do, where to go, or how to even get back to his world. Until he noticed a certain billboard standing on top of a building.

And that would be the beginning, of Izuku's journey as both an Assassin, and a Hero.