The Sibsig Ceremony - Tarkir: Dragonstorm - 340

Legendary Enchantment

Mana Cost: {B}{B}{B}

Creature spells you cast cost {2} less to cast.
Whenever a creature you control enters, if you cast it, destroy that creature, then create a 2/2 black Zombie Druid creature token.

Rare · Tarkir: Dragonstorm · #340 (TDM)

Illustrated by Tomas Duchek