Gardevoir-GX (Shiny Vault SV75)
Ability: Secret Spring
Once during your turn (before your attack), you may attach a [Y] Energy card from your hand to 1 of your Pokémon.
[Y] Infinite Force: 30×
This attack does 30 damage times the amount of Energy attached to both Active Pokémon.
Shuffle 10 cards from your discard pile into your deck. (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.
Legal in the following formats: