Pitchstone Wall (Foil) (TOR) from Torment, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Foil
• Artist: David Martin
• Card Text:
  (Walls can't attack.)
  Whenever you discard a card from your hand, you may sacrifice Pitchstone Wall. If you do, return the discarded card from your graveyard to your hand.