Gyarados-GX

Attack 1

Waterfall(70)

Attack 2

Draconic Disaster(100+)

If there is any Stadium card in play, this attack does 100 more damage. Then, discard that Stadium card.

Attack 3

Dread Storm-GX

Discard an Energy from each of your opponent's Pokémon. (You can't use more than 1 GX attack in a game.)

Rule 1

Pokémon-GX rule: When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards.