All Houndoom cards are Stage 2 Pokémon. Houndoom cards are always Darkness-type or Fire-type and are usually weak to either Water (if Fire) or, starting with Expedition, Fighting (if Darkness), and resistant to Psychic (if Darkness).
The following is a list of cards named Houndoom.
|Houndoom||-||H||EX Unseen Forces||7/115|
Houndoom was featured in the TCG as Dark Pokémon. The following is a list of cards named Dark Houndoom.
|Dark Houndoom||32||H||Neo Destiny||7/105|
|Dark Houndoom||-||H||EX Team Rocket Returns||5/109|
Houndoom was featured in the TCG as one of Karen's Pokémon. The following is a list of cards named Karen's Houndoom.
|Karen's Houndoom||-||Pokémon VS (no English release)||92/141|