Pikachu EX - XY84 - Ultra Rare Promo from XY Promos, available at 401 Games Canada.

• Rarity: Promo
• Finish: Holofoil
• Artist: Hitoshi Ariga
• Card Text:
  [1] Iron Tail (30x)
  Flip a coin until you get tails. This attack does 30 damage times the number of heads.
  [2L] Overspark (50x)
  Discard all Lightning Energy attached to this Pokemon. This attack does 50 damage times the number of Energy cards you discarded.