Duskmourn: House of Horror

Defiled Crypt // Cadaver Lab | Enchantment // Enchantment | Room // Room | (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.) Whenever one or more cards leave your graveyard, create a 2/2 black Horror enchantment creature token. This ability triggers only once each turn. // (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, return target creature card from your graveyard to your hand. | Martin de Diego Sádaba

Fear of the Dark | Enchantment Creature | Nightmare | Whenever Fear of the Dark attacks, if defending player controls no Glimmer creatures, it gains menace and deathtouch until end of turn. (A creature with menace can't be blocked except by two or more creatures.) | Sam Wolfe Connelly

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

Overlord of the Balemurk | Enchantment Creature | Avatar Horror | Impending 5—{1}{B} (If you cast this spell for its impending cost, it enters with five time counters and isn't a creature until the last is removed. At the beginning of your end step, remove a time counter from it.) Whenever Overlord of the Balemurk enters or attacks, mill four cards, then you may return a non-Avatar creature card or a planeswalker card from your graveyard to your hand. | Babs Webb