Devouring Greed (MM2) from Modern Masters 2015, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Vance Kovacs
• Card Text:
  As an additional cost to cast Devouring Greed, you may sacrifice any number of Spirits.
  Target player loses 2 life plus 2 life for each Spirit sacrificed this way. You gain that much life.