Skarmory FB (83) Reverse Holofoil - Supreme Victors

During your opponent's next turn, when your opponent puts a Basic Pokémon from his or her hand onto his or her Bench, put 2 damage counters on that Pokémon.

Discard all Metal Energy attached to Skarmory FB. Flip a coin for each Energy card you discarded. This attack does 20 damage plus 40 damage for each heads.