Aerodactyl GX

Ability — Primal Winds: As long as this Pokémon is your Active Pokémon, your opponent’s Basic Pokémon’s attacks cost Colorless more.

Boulder Crush (120)

Wild Dive GX (50×): This attack does 50 damage times the amount of Energy attached to your opponent’s Active Pokémon. (You can’t use more than 1 GX attack in a game.)