The Ghost Dog Pokémon Comes Out to Play! Houndstone may look frightening, but if you make friends with it, you'll have a loyal buddy forever! With this set, you get a foil promo card featuring Houndstone as a powerful Pokémon ex, along with a foil card featuring Greavard so you can add both Ghost Dog Pokémon to your deck or collection. And you'll find even more Pokémon partners inside the included Pokémon TCG booster packs!