Chorale of the Void [Edge of Eternities]

Set: Edge of Eternities Type: Enchantment — Aura Rarity: Rare Cost: {3}{B} Enchant creature you controlWhenever 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.