Houndoom is one of the Pokémon of the Johto region of origin. It is the evolved form of Houndour, and has a Mega Evolution.
Fanon Ideas so Far
Houndoom X Dobermon.
Although no longer High Tier in terms of DARK types, WAY back when DARK, and STEEL types were introduced, Houndoom may have been one of the stronger DARK type Pokémon.