Duskmourn: House of Horror

Leyline of Hope | Enchantment | | If Leyline of Hope is in your opening hand, you may begin the game with it on the battlefield. If you would gain life, you gain that much life plus 1 instead. As long as you have at least 7 life more than your starting life total, creatures you control get +2/+2. | Sergey Glushakov

Clammy Prowler | Enchantment Creature | Horror | Whenever Clammy Prowler attacks, another target attacking creature can't be blocked this turn. | John Tedrick

Enduring Curiosity | Enchantment Creature | Cat Glimmer | Flash Whenever a creature you control deals combat damage to a player, draw a card. When Enduring Curiosity 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.) | Julie Dillon

Leyline of Transformation | Enchantment | | If Leyline of Transformation is in your opening hand, you may begin the game with it on the battlefield. As Leyline of Transformation enters, choose a creature type. Creatures you control are the chosen type in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield. | Sergey Glushakov

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

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

Meathook Massacre II | Legendary Enchantment | | When Meathook Massacre II enters, each player sacrifices X creatures. Whenever a creature you control dies, you may pay 3 life. If you do, return that card under your control with a finality counter on it. Whenever a creature an opponent controls dies, they may pay 3 life. If they don't, return that card under your control with a finality counter on it. | Tiffany Turrill

Enduring Courage | Enchantment Creature | Dog Glimmer | Whenever another creature you control enters, it gets +2/+0 and gains haste until end of turn. When Enduring Courage 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.) | Yigit Koroglu

Leyline of Resonance | Enchantment | | If Leyline of Resonance is in your opening hand, you may begin the game with it on the battlefield. Whenever you cast an instant or sorcery spell that targets only a single creature you control, copy that spell. You may choose new targets for the copy. | Sergey Glushakov

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

Threats Around Every Corner | Enchantment | | When Threats Around Every Corner enters, manifest dread. Whenever a face-down permanent you control enters, search your library for a basic land card, put it onto the battlefield tapped, then shuffle. | Andrea Piparo