Viper is a poison ghoul, a type of demon. He has dark gray/black skin and toxic green eyes. He has white horns on his head and black hair with a few strands of green in it. He loves being flirty and affectionate with other ghouls, but also with some humans. However he also knows when it's appropriate to be flirty and when it's not. Hes caring and protective but he can also get quite possessive. He has a venom that he can inject through bites but he can also spit it. The venom is deadly.