He is the eldest son of the Pro Hero Endeavor, driven insane due to his neglectful and selfish actions, and becoming a villain to enact revenge. He became affiliated with the League of Villains, and later one of the nine lieutenants of the Paranormal Liberation Front. Dabi is a reasonably tall, pale young man with a somewhat muscular build, described as in his early twenties. He has dark hair and burn scars that cover a majority of his face and body. Piercing are used to hold his skin together.