Processing Plant - Test Card (MB2) from Mystery Booster 2, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Thomas Ricci
• Card Text:
  Processing Plant enters the battlefield tapped.
  When Processing Plant enters the battlefield, you may put a card an opponent owns from exile into that player's graveyard. If you do, untap Processing Plant. Otherwise, exile the top card of each opponent's library.
  T: Add W, U,B, or C.