Kayne appears as a man in a suit, hands and bare feet covered in blood. He is unpredictable and theatrical in nature, going from absolutely mad and hysterical to sharp and cunning in an instant. The extent of his power is unknown, likely far greater than anyone knows. Everything he says is cryptic, complex and unhelpful. he often makes deals with mortals in return for his entertainment. He is a mysterious entity, hiding his intent and knowledge behind maniacal laughter and vagueness.