Drifblim - BW64 - Holo Promo from Black & White Promos, available at 401 Games Canada.

• Rarity: Promo
• Finish: Holofoil
• Artist: Naoki Saito
• Card Text:
  [1] Shadow Steal (50x)
  Does 50 damage times the number of Special Energy cards in your opponent's discard pile.
  [1P] Plentiful Placement
  Put 4 damage counters on 1 of your opponent's Pokémon.