Sukuna is the main antagonist of the anime/manga Jujutsu Kaisen, his full name is Ryomen Sukuna, he's oftenly called The King of Curses or King of Deadly Poison. His cursed technique is Cleave and Dismantle, Dismantle the set of normal slashes, Cleave is invisible slashes that hits the target depending on their cursed energy and toughness. He also has a fire technique. He is selfish, cold-hearted, immortal and sadistic. Sukuna has pink hair, black markings on his face, wrist and ankle