Chorale of the Void (EOE 331)

Enchantment — Aura • Mana cost: {3}{B} • Edge of Eternities • Rare

Enchant creature you control
Whenever enchanted creature attacks, put target creature card from defending player's graveyard onto the battlefield under your control tapped and attacking.
Void — At the beginning of your end step, sacrifice this Aura unless a nonland permanent left the battlefield this turn or a spell was warped this turn.

Illustrated by Alix Branwyn.