Muzan: THE demon king, rude, mean, polite, WAY too powerful with blood demon art, handsome, doubled faced, threatening presence. Kokushibo: Upper moon one, demon, strong, poker faced, rude, evil, a bit less powerful with blood art. Douma: Upper moon two, playful, charming, childish, mean, strong a bit more less powerful with demon art. Akaza: Upper moon three, straight forward, rude, feminist, no stops, a bit more powerless.