Call for Blood
Instant — Arcane
Mana Cost:
{4}{B}
CMC 5
Colors:
B
Set:
Betrayers of Kamigawa (BOK)
Rarity:
Common
Standard
Commander
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.
Deck Archetypes
Burn
Sacrifice
Sacrifices a creature to reduce target's power, a sacrifice-based burn effect that fits burn or sacrifice decks.