"It's not a mutation. It's called a Quirk. Instead of being ninjas or whatever, become heroes." The Gang thought this whole time it was a mutation, to find out it wasn't. Each of them had a Quirk. And with this Quirk could be more than just hiding in the shadows. They could become heroes.

All for One and One for All are both dead. How will Izuku Midoriya's life differ from canon?

In this alternate universe, Izuku was chosen to be All Might's successor and during his fifth month of his ten-month training, Izuku was returning home from the market, until he noticed suspicious people doing something strange. But before Izuku could call the police or a hero, he saw 4 figures coming out of the shadows and they fought these people and when our protagonist follow..

Sorry this description sucks After returning to UA after the fight with Stain, Izuku is told by All-Might to return OFA. After leaving in a fit of rage, he is captured by the Foot Clan and turned into a mutant crocodile girl. He is then saved by the turtles and their master, Splinter, and decides to join them because why not.

There is Evil in Good and Good in Evil, after a scandal involving a married woman Japan's #1 Hero has come under fire. Using his 'wet work' underling and Japan's #2 Hero, All Might wants this blemish to be 'cleaned and at was 15 years ago and now his sins have come to roost. Also Yaoi/confused Bakagou.