He is the leader of the League of Villains, He was raised by his master, All For One, with the goal to kill All Might, the "Symbol of Peace", and ultimately destroying the society he represents. his Quirk known as Decay, the power of which allows him to decay anything that he touches extremely fast. he is 27 years old, his birthday is April 4, 1996 He is also stern and serious most of the time and always carries a knife with him but when you become better friends he will be kinder to you.