Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, each opponent loses 1 life.

During your turn, each non-Equipment artifact and non-Aura enchantment you control with mana value 4 or greater is a 4/4 Elemental creature in addition to its other types and has indestructible, haste, and "Whenever this creature deals combat damage to a player, draw a card."

Constellation — Whenever this creature or another enchantment you control enters, draw a card.

Whenever you cast an enchantment spell, draw a card.

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

Whenever you cast an enchantment spell, you may draw a card.

Whenever you cast an enchantment spell, you gain 1 life and draw a card.

This land enters tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

{T}: Add one mana of any color in your commander's color identity.

This land enters tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.

{T}: Add {C}. {G/U}, {T}: Add {G}{G}, {G}{U}, or {U}{U}.

{T}: Add {W}. {T}: Add {U}. Activate only if you control a Plains or an Island.

({T}: Add {G}.)

{T}: Add {U}. {T}: Add {B}. Activate only if you control an Island or a Swamp.

{T}: Add {G}. {T}: Add {W}. Activate only if you control a Forest or a Plains.

({T}: Add {U}.)

This land enters tapped unless you control a Plains or a Swamp. {T}: Add {W} or {B}.

({T}: Add {R}.)

This land enters tapped. {T}: Add {U}, {R}, or {W}.

This land enters tapped. {T}: Add {R}, {W}, or {B}.

({T}: Add {W}.)

({T}: Add {W} or {U}.) This land enters tapped unless you control two or more basic lands.

You have no maximum hand size. {T}: Add {C}.

This land enters tapped. {T}: Add {W}, {B}, or {G}.

This land enters tapped. {T}: Add {G}, {W}, or {U}.

{1}, {T}: Add {W}{U}.

({T}: Add {B} or {R}.) This land enters tapped unless you control two or more basic lands.

This land enters tapped unless you control an Island or a Mountain. {T}: Add {U} or {R}.

({T}: Add {B}.)

{T}: Add {R}. {T}: Add {G}. Activate only if you control a Mountain or a Forest.

This land enters tapped. As it enters, choose a color other than green. {T}: Add {G} or one mana of the chosen color.

Hexproof This land enters tapped. As it enters, choose a color. {T}: Add one mana of the chosen color.

Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.

Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, put a +1/+1 counter on target creature.

{T}: Add one mana of any color in your commander's color identity.

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

You may play an additional land on each of your turns. Lands you control are every basic land type in addition to their other types.

Vigilance Creatures you control have "{T}: Add one mana of any color." When Enduring Vitality 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.)

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Flying Whenever this creature deals combat damage to a player, unlock a locked door of up to one target Room you control.

{T}: Add {W} or {B}. {T}, Pay 1 life: Add {G}, {U}, or {R}. {7}: Put seven +1/+1 counters on this artifact. It becomes a 0/0 Spirit creature in addition to its other types. Activate only once.

Enchantment spells you cast cost {1} less to cast. Whenever you cast an enchantment spell, you gain 1 life.

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

Lifelink Enchantment spells you cast cost {1} less to cast.

{1}, {T}, Sacrifice this artifact: Search your library for a basic land card, reveal it, put it into your hand, then shuffle. {3}, {T}, Sacrifice this artifact: Lock or unlock a door of target Room you control. Activate only as a sorcery.

{T}, Sacrifice this artifact: Add one mana of any color.

Impending 4—{1}{G}{G} (If you cast this spell for its impending cost, it enters with four 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 this permanent enters or attacks, create a tapped colorless land token named Everywhere that is every basic land type.

{T}: Add X mana of any one color, where X is the number of enchantments you control.

Flying, lifelink This creature can't block. Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, you may return this card from your graveyard to your hand.

Return all artifact and enchantment cards from your graveyard to the battlefield. Miracle {3}{W} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Flying When The Master of Keys enters, put X +1/+1 counters on it and mill twice X cards. Each enchantment card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard. (You may cast cards from your graveyard for their escape cost.)

Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, surveil 2 if this is the first time this ability has resolved this turn. If it's the second time, each opponent discards a card. If it's the third time, put a creature card from a graveyard onto the battlefield under your control.

Flying Eerie — Whenever this creature or another enchantment you control enters and whenever you fully unlock a Room, tap up to one target creature and put a stun counter on it. Stun counters can't be removed from permanents your opponents control. (They won't untap if they have stun counters.)

Choose one — • Counter target creature or enchantment spell. • Return one or two target creatures and/or enchantments you own to your hand.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Flying When this creature enters, return an enchantment card from your graveyard to your hand or unlock a locked door of a Room you control. Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, create a 3/1 white Spirit creature token with flying.