Eldrazi Monument (ZEN) from Zendikar, available at 401 Games Canada.

• Rarity: Mythic Rare
• Finish: Normal
• Artist: Mark Tedin
• Card Text:
  Creatures you control get +1/+1, have flying, and are indestructible.
  At the beginning of your upkeep, sacrifice a creature. If you can't, sacrifice Eldrazi Monument.