Merfolk Spy (M14) from Magic 2014, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Matt Cavotta & Richard Whitters
• Card Text:
  Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
  Whenever Merfolk Spy deals combat damage to a player, that player reveals a card at random from his or her hand.