The Pokémon Houndoom. Houndoom are canine-like Pokémon. underbelly and muzzle. Around each of its ankles are two sets of bone-like bands. On its back are rib-like structures, appearing like an exoskeleton, that lead up to its neck. In between the two ends of the bone on its neck is a small skull emblem. Instead of having visible ears near the top of its head, Houndoom have curved horns. It has a long, skinny tail which ends in an arrow point. Thick thighs and chest. Anthropomorphic, 6 feet tall.