Gengar ex

Ability · Gnawing Curse

Whenever your opponent attaches an Energy card from their hand to 1 of their Pokémon, put 2 damage counters on that Pokémon.

D · D

You may move an Energy from your opponent's Active Pokémon to 1 of their Benched Pokémon.

Weakness: Fighting · Resistance: none · Retreat: 2