Call for Blood (French) - "Appel au sang"

Set: Magic Encyclopedia 2005 (Salvat/Hachette) (#F52)

Rarity: Common

Type: Instant — Arcane

Mana Cost: {4}{B}

Colors: Black

As an additional cost to cast this spell, sacrifice a creature. Target creature gets -X/-X until end of turn, where X is the sacrificed creature's power.