Repentant Vampire (ODY) from Odyssey, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Mark Tedin
• Card Text:
  Flying
  Whenever a creature dealt damage by Repentant Vampire this turn is put into a graveyard, put a +1/+1 counter on Repentant Vampire.
  Threshold — Repentant Vampire is white and has "T: Destroy target black creature."