The Todoroki siblings have turned back into kids while they were all walking together. Well not all of them were walking together, one Todoroki had been missing for years and the siblings thought he was dead. what if while they are kids they find their oldest sibling.

Bakugou and Todoroki have to follow Kirishima and Midoriya around during a patrol since they don't have their provisional licences yet when they suddenly get separated and ambushed by a villain. Typically, it wouldn't be too much of an issue for the two most powerful kids in the class, but unfortunately, before the fight can even begin, they find themselves suddenly turned into three year olds! Will they be able to get turned back before they lose all their memories or will they have to live their lives over?

During a mission, Hawks gets hit by a low time criminal quirk. Changing him into a five year old. The League was nearby and grabs Hawks. The villains dote over the kid hero. However, in his weakened state, Keigo has enemies that want him dead.

I adopted this story but anyway... Izu is turned into a child!!! How will it be reversed and who or what caused this mess? Read it to find out! Artwork not mine unless I say it is.

A story where bakugo gets hit by a odd quirk and turns into a child again it's now isuku's time to take care of him until Aizawa find the cure

Yuuei is suddenly attacked by the League Of Villains! During the (very short) ambush, some of the students of Yuuei are turned into 4 year olds! Follow the adventures of Shota Aizawa, trying his best to deal with 4 devil's (actually there's only one devil and that's Katsuki- )