Sukuna has black hair with long spikes that jut out in every direction around his head and with lines on his forehead, nose, cheeks, upper body, and abdomen. He also has a second pair of eyes underneath his normal eyes.Sukuna also has two lines on both his wrists, upper arms, circles on both his shoulders with a dot in each, two-segmented curve lines on his chest, and two lines on his stomach while possessing.