Sukuna is a tall and muscular man with four arms, four eyes, and a large mouth on his stomach. He has short pink-red hair and red eyes, with his two right eyes being angled differently and located on a white flesh plate-like structure on the right side of his face. He's got a gruff voice, isn't great with kids and is Yuji's uncle. Wears a black tanktop and grey sweatpants. Yuji is 15 and has short pink red hair like Sukuna does, he also has brown eyes and wears a jujutsu high uniform. 