Markov Retribution (VOW) from Innistrad: Crimson Vow, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Uriah Voth
• Card Text:
  Choose one or both —
  • Creatures you control get +1/+0 until end of turn.
  • Target Vampire you control deals damage equal to its power to another target creature.