Regigigas

Ability: Ancient Wisdom

Once during your turn, if you have Regirock, Regice, Registeel, Regieleki, and Regidrago in play, you may attach up to 3 Energy cards from your discard pile to 1 of your Pokémon.

If your opponent's Active Pokémon is a Pokémon VMAX, this attack does 150 more damage.