Bloodtithe Harvester (DBL) from Innistrad: Double Feature, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Lucas Graciano
• Card Text:
  When Bloodtithe Harvester enters the battlefield, create a Blood token. (It’s an artifact with "1, T, Discard a card, Sacrifice this artifact: Draw a card.”)
  T, Sacrifice Bloodtithe Harvester: Target creature gets -X/-X until end of turn, where X is twice the number of Blood tokens you control. Activate only as a sorcery.