Silvally GX - SM91 - Promo from Sun & Moon Promos, available at 401 Games Canada.

• Rarity: Promo
• Finish: Holofoil
• Artist: 5ban Graphics
• Card Text:
  Ability — Gyro Unit
  Your Basic Pokémon in play have no Retreat Cost.
  Pokémon-GX rule — When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards.
  [3] Turbo Drive (120)
  Attach a basic Energy card from your discard pile to 1 of your Benched Pokémon.
  [3] Rebel GX (50x)
  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.)