Dabi, real name Toya Todoroki, is the eldest son of the Pro Hero Endeavor, driven insane due to his neglectful and selfish actions(Although He's now Changed his ways), and becoming a villain to enact revenge. He became affiliated with the League of Villains. He keeps his past and real name a big secret, and his family thinks he's dead. His Quirk is Called "Cremation", a Emmiter-Type Quirk that allows Dabi to generate and control highly destructive blue flames from his body.