What race is Sukuna?

Sukuna is a cursed spirit, originally a human sorcerer. He was an immensely powerful figure known as the "King of Curses." As for his appearance, Sukuna has two faces in certain depictions, one in the form of a traditional demon-like face and another on his abdomen. This duality is a symbolic representation of his immense power and cursed nature.

For more details, you can check out the Sukuna Wiki and Fandom pages for more information on his backstory and characteristics.