Dark Houndoom

Dark Fire30+

If there are any Energy cards attached to Dark Houndoom, discard 1 of them and this attack does 30 damage plus 20 more damage (plus 10 more damage for the Energy you discarded). If there aren't any, this attack does 30 damage.

Eerie Howl

If your opponent's Bench isn't full, look at his or her hand. If your opponent has any Baby Pokémon or Basic Pokémon there, choose 1 of them and put it on his or her Bench. Then, switch it with the Defending Pokémon.