Darkness devil: Nothing is currently known about the Darkness Devil's personality, except that he's quiet and it will attack anything it perceives as a threat. Even though it is almost entirely silent, it is shown to be intelligent and capable of reasoning. The Darkness Devil's: 14 feet body is made up of many emaciated human bodies, with two bodies acting as its legs and four other human bodies acting as its torso, each having a unique face Its head is akin to that of a pterodactyl.