Skull Skaab (VOW) from Innistrad: Crimson Vow, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Nicholas Gregory
• Card Text:
  Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
  Whenever a creature you control exploits a nontoken creature, create a 2/2 black Zombie creature token.