Whenever an enchantment you control enters, create a 2/2 white Cat creature token. If that enchantment is an Aura, you may attach it to the token.

Flying Lifelink (Damage dealt by this creature also causes you to gain that much life.) Pegasus creatures you control have lifelink. Constellation — Whenever an enchantment you control enters, create a 2/2 white Pegasus creature token with flying.

Whenever an enchantment you control is put into a graveyard from the battlefield, draw a card.

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

Constellation — Whenever an enchantment you control enters, tap target creature an opponent controls.

Flying Whenever you cast an Adventure spell, you may copy it. You may choose new targets for the copy.

Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, this creature gains lifelink until end of turn.

Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, this creature gets +2/+0 and gains lifelink until end of turn.

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

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

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.

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

Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, create a 1/1 red Gremlin creature token.

Whenever an enchantment you control is put into a graveyard from the battlefield, create a 1/1 white Bird creature token with flying.

Spells can't be countered. Each instant and sorcery card in your graveyard has flashback. The flashback cost is equal to that card's mana cost.

Flying Each creature you control that has an Adventure enters with an additional +1/+1 counter on it. (It doesn't need to have gone on the adventure first.)

Menace When Neva enters, return target creature or enchantment card from your graveyard to your hand. Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on Neva, then scry 1.

Whenever an enchantment you control enters, you may create a token that's a copy of it. Do this only once each turn.

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

Constellation — Whenever an enchantment you control enters, you may have this creature become a copy of another target creature, except it has this ability.

Whenever an enchantment you control enters, tap target creature an opponent controls.

Constellation — Whenever an enchantment you control enters, target player mills two cards.

Vigilance Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on this creature.

Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, target player mills two cards. (They put the top two cards of their library into their graveyard.)

Constellation — Whenever an enchantment you control enters, you may draw a card. If you do, discard a card.

Flying Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Defender Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, this creature can attack this turn as though it didn't have defender.

Flying Whenever you cast an Adventure spell, draw a card.

Vigilance Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, put a possession counter on this creature. When this creature dies, create an X/X blue Spirit creature token with flying, where X is the number of counters on this creature.

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.

Whenever an enchantment you control is put into a graveyard from the battlefield, each opponent loses 1 life.

You have no maximum hand size. {T}: Add one mana of any color.

Players have no maximum hand size. At the beginning of each opponent's upkeep, this enchantment deals damage to that player equal to the number of cards in that player's hand.

When Proft's Eidetic Memory enters, draw a card. You have no maximum hand size. At the beginning of combat on your turn, if you've drawn more than one card this turn, put X +1/+1 counters on target creature you control, where X is the number of cards you've drawn this turn minus one.

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

You have no maximum hand size.

Players have no maximum hand size. How Civil of You — At the beginning of your end step, each player may draw a card. Each opponent who does can't attack you or permanents you control during their next turn.

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

{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.

When this enchantment enters, if you cast it, destroy all nonenchantment creatures. Whenever this enchantment or another enchantment you control enters, until end of turn, this enchantment becomes a legendary 6/6 Nightmare God creature with menace and deathtouch. It's still an enchantment.

Whenever another permanent you control becomes the target of a spell or ability an opponent controls, you may return that permanent to its owner's hand.

Whenever a creature becomes the target of a spell or ability, return that creature to its owner's hand. (It won't be affected by the spell or ability.)

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Until end of turn, creatures you control have base power and toughness X/X, where X is the number of cards you own in exile and in your graveyard that are instant cards, are sorcery cards, and/or have an Adventure.