Muk - 16/110 - Holo from Legendary Collection, available at 401 Games Canada.

• Rarity: Holo Rare
• Finish: Holofoil
• Artist: Mitsuhiro Arita
• Card Text:
  Pokémon Power: Toxic Gas Ignore all Pokémon Powers other than Toxic Gases. This power stops working while Muk is affected by a Special Condition.
  [GGG] Sludge (30)
  Flip a coin. If heads, the Defending Pokémon is now Poisoned.