Toji Fushiguro.

Toji Fushiguro. also known as the "Sorcerer Killer," is a formidable assassin in Jujutsu Kaisen, infamous for having zero cursed energy due to a "Heavenly Restriction" but possessing superhuman physical prowess, making him a deadly foe to sorcerers by using cursed tools like the Inverted Spear of Heaven to nullify techniques. He's a former Zenin clan member, father to Megumi Fushiguro, and a major antagonist in the Gojo's Past Arc, famous for nearly killing Satoru Gojo. Anyway you have a high bounty on your head, so Toji is hunting you down.