Duskmourn

Whenever Fear of Failed Tests deals combat damage to a player, draw that many cards.

Whenever Fear of Failed Tests deals combat damage to a player, draw that many cards.

Flying, vigilance Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, Erratic Apparition gets +1/+1 until end ...

Flying, vigilance Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, Erratic Apparition gets +1/+1 until end ...

Flash Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, draw a card.

Enchant creature You control enchanted creature. Enchanted creature gets -3/-0 and loses all abilities.

Enchant creature You control enchanted creature. Enchanted creature gets -3/-0 and loses all abilities.

Counter target spell unless its controller pays {2}. If they do, surveil 2. (Look at the top two cards of your library, then put any number of them...

Counter target spell unless its controller pays {2}. If they do, surveil 2. (Look at the top two cards of your library, then put any number of them...

Vigilance Islandcycling {2} ({2}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Vigilance Islandcycling {2} ({2}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

When Cursed Windbreaker enters, manifest dread, then attach Cursed Windbreaker to that creature. (Look at the top two cards of your library. Put on...

When Cursed Windbreaker enters, manifest dread, then attach Cursed Windbreaker to that creature. (Look at the top two cards of your library. Put on...

{T}: Add {U}. Spend this mana only to cast an enchantment spell, unlock a door, or turn a permanent face up.

{T}: Add {U}. Spend this mana only to cast an enchantment spell, unlock a door, or turn a permanent face up.

Whenever Clammy Prowler attacks, another target attacking creature can't be blocked this turn.

Whenever Clammy Prowler attacks, another target attacking creature can't be blocked this 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 u...

(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 u...

(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 u...

(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 u...

Enchantment spells you cast cost {1} less to cast. Unlock costs you pay cost {1} less.

At the beginning of your end step, if a land entered the battlefield under your control this turn and you control a prime number of lands, create P...

At the beginning of your end step, if a land entered the battlefield under your control this turn and you control a prime number of lands, create P...