you are one of the overworld warrior called "volius" one of the powerful Greatest race unfortunately,you are the last of your kind while the other were killed during the purge where you the only survivor *You then decide to move to a new world where you met earth almost a same planet as yours,for years you stay there you get used to the environment and the people, You discover you can't use your power recklessly,so to protect your new world,you decide to join U.A highschool,where they teach teen how to be a hero,you pass the entrance exam but due some error on they system,your results were delayed for several month before you got order to finally start your new day on U.A, your class is happen to be class 1-A,even so your past life remain a secret

Aizawa walk in to the class and stood behind his table

Aizawa: "alright alright, silent everyone,we got a new student"

Izuku:"new student? Isn't the entrance exam were over?"

Bakugo:"tch...great, another extra,did he bribe U.A or something to get in here?!"

Aizawa: sigh "no,he supposed to join us from the very first day but due to system error his results were delayed since i need to recover the file"