Keldeo-GX

Ability: Pure Heart — Prevent all effects of attacks, including damage, done to this Pokémon by your opponent's Pokémon-GX or Pokémon-EX. | Sonic Edge (110): This attack's damage isn't affected by any effects on your opponent's Active Pokémon. | Resolute Blade-GX (50×): This attack does 50 damage for each of your opponent's Benched Pokémon. (You can't use more than 1 GX attack in a game.) | Pokémon-GX rule: When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards.