Lacerate Flesh (DBL) from Innistrad: Double Feature, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Pauline Voss
• Card Text:
  Lacerate Flesh deals 4 damage to target creature. Create a number of Blood tokens equal to the amount of excess damage dealt to that creature this way. (They're artifacts with "1, T, Discard a card, Sacrifice this artifact: Draw a card.")