Tapu Koko - SM30a - Holo Promo from Pokemon Alternate Art Promos, available at 401 Games Canada.

• Rarity: Promo
• Finish: Holofoil
• Artist: kirisAki
• Card Text:
  [2] Flying Flip
  This attack does 20 damage to each of your opponent's Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)
  [1LL] Electric Ball (100)