![Duskmourn: House of Horror: Enduring Tenacity](/img/cards/duskmourn-house-of-horror/dsk-enduring-tenacity-95.jpg)
Enduring Tenacity | Enchantment Creature | Snake Glimmer | Whenever you gain life, target opponent loses that much life.
When Enduring Tenacity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.) | Isis
2.5 LSV
![Duskmourn: House of Horror: Grievous Wound](/img/cards/duskmourn-house-of-horror/dsk-grievous-wound-102.jpg)
Grievous Wound | Enchantment | Aura | Enchant player
Enchanted player can't gain life.
Whenever enchanted player is dealt damage, they lose half their life, rounded up. | Martina Fačková
LSV
![Duskmourn: House of Horror: Leyline of the Void](/img/cards/duskmourn-house-of-horror/dsk-leyline-of-the-void-106.jpg)
Leyline of the Void | Enchantment | | If Leyline of the Void is in your opening hand, you may begin the game with it on the battlefield.
If a card would be put into an opponent's graveyard from anywhere, exile it instead. | Sergey Glushakov
LSV
![Duskmourn: House of Horror: Unholy Annex // Ritual Chamber](/img/cards/duskmourn-house-of-horror/dsk-unholy-annex-ritual-chamber-118.jpg)
Unholy Annex // Ritual Chamber | Enchantment // Enchantment | Room // Room | At the beginning of your end step, draw a card. If you control a Demon, each opponent loses 2 life and you gain 2 life. Otherwise, you lose 2 life.
(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.) // When you unlock this door, create a 6/6 black Demon creature token with flying.
(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.) | Matteo Bassini
5 LSV
![Duskmourn: House of Horror: Leyline of Mutation](/img/cards/duskmourn-house-of-horror/dsk-leyline-of-mutation-188.jpg)
Leyline of Mutation | Enchantment | | If Leyline of Mutation is in your opening hand, you may begin the game with it on the battlefield.
You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast. | Sergey Glushakov
LSV