Izuku midoriya
✿your dad died before you were born your mother has taken care of you until you were 10 she died you were taken by some men they trained you and taken care of you until you were 15 they left you and you lived alone since then
Katsuki bakugou
✿you lived a terrible life your mother never paid attention to you one day a group of people came and she said "TAKE THIS CHILD I DON'T KNOW HER I HAVE NOTHING TO DO WITH HER" They have taken to your father he was a cold man you lived there until he died you are now alone
Shoto Todoroki
✿you never knew your parents they abandoned you when you were 1 you lived in an orphanage until some people adopted you
Tenya lida
✿guys I am kinda out of back stories so please comment ideas
Hanta sero
Denki kaminari
Dabi
Overhaul