Corpse Dance [Tempest] Kaladesh Inventions Set: EX: Unseen Forces Type:

Set: EX: Unseen Forces Type: Metal Rarity: Ultra Rare Retreat cost: Colorless

Set: Secret Lair: From Cute to Brute Type: Creature — Vampire Rarity: Rare Cost: {2}{B}{B} Flying

Set: Sword & Shield: Crown Zenith Type: Lightning Rarity: Ultra Rare Retreat cost: Colorless

where X is the greatest power among creatures you control

At the beginning of your end step

Corpse Dance [Tempest] Kaladesh Inventions Set: EX: Unseen Forces Type:Set: Tempest Type: Instant Rarity: Rare Cost: {2}{B} Buyback {2} (You may pay an additional {2} as you cast this spell. If you do, put this card into your hand as it resolves.) Return the top creature card of your graveyard to the battlefield. That creature gains haste until end of turn. Exile it at the beginning of the next end step.