Graven Dominator (GPT) from Guildpact, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Carl Critchlow
• Card Text:
  Flying
  Haunt (When this card is put into a graveyard from play, remove it from the game haunting target creature.)
  When Graven Dominator comes into play or the creature it haunts is put into a graveyard, each other creature becomes 1/1 until end of turn.