Set & Rarity: Betrayers of Kamigawa, common
Card Type: Instant â€” Arcane
Rules Text: As an additional cost to play Call for Blood, sacrifice a creature.Target creature gets -X/-X until end of turn, where X is the sacrificed creature's power.
Artist Credit: Carl Critchlow
Format Legality: Legal in: Standard, Extended, Legacy, Vintage, Online Extended, Prismatic, Tribal Wars, Singleton, Kamigawa Block