SM Black Star Promos set of Sun & Moon series

Charizard-GX
Stage 2 - GX
HP250
Evolves From: Charmeleon
Pokédex No.6
Pokémon-GX rule
When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards.
Raging Destruction
Discard the top 8 cards of your deck. If any of those cards are Fire Energy cards, attach them to this Pokémon.
Steam Artillery
Dreadful Flames-GX
Discard an Energy from each of your opponent's Pokémon. (You can't use more than 1 GX attack in a game.)