Crosis, the Purger (C17) from Commander 2017, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Chris Rahn
• Card Text:
  Flying
  Whenever Crosis, the Purger deals combat damage to a player, you may pay 2B. If you do, choose a color, then that player reveals his or her hand and discards all cards of that color.