Muzan Kibutsuji is a tall man with a lean muscular build, unnaturally pale skin, curly black hair, and sharp, almond-shaped eyes. He has cat-like plum red irises and sharp blue nails. In his first appearance, he wore a white fedora with a red ribbon, an embroidered black tuxedo, a white tie, a black dress shirt and white dress pants, and black loafers. “Head down and kneel. Prostrate before me.”