Ancient Cellarspawn (Extended Art) [Duskmourn: House of Horror Commander] 26 [Banish] (When this card deals

[Banish] (When this card deals damage

[On Play] DON

(In a sealed event

HIDDEN TRAITOR GAME: What will cause an ally to turn traitor

Ancient Cellarspawn (Extended Art) [Duskmourn: House of Horror Commander] 26 [Banish] (When this card dealsSet: Duskmourn: House of Horror Commander Type: Enchantment Creature Horror Rarity: Rare Cost: {1}{B}{B} Each spell you cast that's a Demon, Horror, or Nightmare costs {1} less to cast. Whenever you cast a spell, if the amount of mana spent to cast it was less than its mana value, target opponent loses life equal to the difference. Where it treads, plants wither. Where it breathes, poison spreads.