![Ancient Cellarspawn (Extended Art) (47) [Duskmourn: House of Horror Commander]](http://alwaysgames.ca/cdn/shop/files/578990_in_1000x1000_ed65f93d-9b87-4d22-82f1-4a6de20acf87.jpg?v=1771643347&width=716)
![Ancient Cellarspawn (Extended Art) (47) [Duskmourn: House of Horror Commander]](http://alwaysgames.ca/cdn/shop/files/578990_in_1000x1000_ed65f93d-9b87-4d22-82f1-4a6de20acf87_1024x.jpg?v=1771643347)
Description
| Set: | 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.