Destroy target creature. It can't be regenerated. Its controller creates a 1/1 white Spirit creature token with flying.

Changeling (This card is every creature type.) Exile target creature. Its controller creates a 1/1 colorless Shapeshifter creature token with changeling.

Exile X target creatures, then investigate X times. Return the exiled cards to the battlefield tapped under their owners' control at the beginning of the next end step. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Exile target creature or enchantment, then return it to the battlefield under its owner's control.

Exile target creature. At the beginning of the next end step, return that card to the battlefield under its owner's control with a +1/+1 counter on it.

Exile target creature. At the beginning of the next end step, return that card to the battlefield under its owner's control with a +1/+1 counter on it.

Exile target artifact or creature, then return it to the battlefield under its owner's control with a +1/+1 counter on it.

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Exile target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.

Flash If a nontoken creature would enter and it wasn't cast, exile it instead.

Until end of turn, if a creature would enter and it wasn't cast, exile it instead. Draw a card.

Sacrifice this creature: Until end of turn, if a nontoken creature would enter and it wasn't cast, exile it instead.

Whenever a creature enters, if there are two or more other creatures on the battlefield, exile that creature. Return that card to the battlefield under its owner's control when this artifact leaves the battlefield.

Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated. Whenever a creature an opponent controls enters, you may attach this Aura to that creature.

This creature doesn't untap during your untap step. Whenever another creature enters, untap this creature. {T}: Tap target creature with mana value 3 or less.

Flash Ward {2} Probing Telepathy — Whenever a creature entering under an opponent's control causes a triggered ability of that creature to trigger, you may copy that ability. You may choose new targets for the copy.

Protection from black and from red Whenever another creature enters, you may gain 1 life.

Creatures your opponents control enter tapped. Whenever a creature an opponent controls enters, you gain 1 life.

If a creature would enter the battlefield under an opponent's control this turn, it enters under your control instead.

Enchant creature You control enchanted creature. Whenever a creature an opponent controls enters, attach this Aura to that creature.

Flash (You may cast this spell any time you could cast an instant.) Enchant creature Whenever a creature enters, enchanted creature gets +2/+2 until end of turn.

Whenever another creature enters, untap this creature.

Whenever another creature enters, exile this creature. Return this creature to the battlefield under its owner's control at the beginning of the next end step.

Enchant creature Enchanted creature has indestructible. Whenever a creature enters, you may attach this Aura to that creature.

Whenever another creature enters, you gain 1 life.

Whenever another creature enters, you may gain 1 life.

Whenever a nontoken creature an opponent controls enters this turn, create a token that's a copy of that creature.

Flying When another creature enters, return this creature to its owner's hand.

Choose one — • Counter target spell. • You may choose new targets for target spell. • Copy target instant or sorcery spell. You may choose new targets for the copy.

{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. {3}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. {4}, {T}: Copy target permanent spell you control. (The copy becomes a token.)

{2}{U}, {T}: The controller of target instant or sorcery spell copies it. That player may choose new targets for the copy.

Whenever you cast an instant or sorcery spell, you may pay {3}. If you do, copy that spell. You may choose new targets for the copy.

Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

Copy target instant or sorcery spell. You may choose new targets for the copy.

As this artifact enters, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.

Level up {1}{U} ({1}{U}: Put a level counter on this. Level up only as a sorcery.) LEVEL 2-3 2/4 {U}{U}, {T}: Copy target instant or sorcery spell. You may choose new targets for the copy. LEVEL 4+ 2/5 {U}{U}, {T}: Copy target instant or sorcery spell twice. You may choose new targets for the copies.

If an artifact or creature entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

As Stenn enters, choose a card type other than creature or land. Spells you cast of the chosen type cost {1} less to cast. {1}{W}{U}: Exile Stenn. Return it to the battlefield under its owner's control at the beginning of the next end step.

Flying When this creature enters, destroy all tapped creatures.

Create a token that's a copy of target creature you control. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

You may have this creature enter as a copy of any creature on the battlefield.

Create a token that's a copy of target creature you control. If it's your turn, scry 2.

Choose one or more — • Counter target spell. • Counter target activated or triggered ability. • Return target nonland permanent to its owner's hand. • Create a token that's a copy of target creature you control. • Target player draws a card.

You may have this creature enter as a copy of any creature on the battlefield, except it enters with a shield counter on it if you control that creature. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {W}{U}.

{T}: Add {W} or {U}. {W}{U}, {T}, Sacrifice this artifact: Draw a card.

{T}: Add {W} or {U}. {W}{U}: This artifact becomes a 2/2 white and blue Bird artifact creature with flying until end of turn.

{T}: Add {W} or {U}. {W/U}{W/U}{W/U}{W/U}, {T}, Sacrifice this artifact: Draw two cards.

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

({T}: Add {U}.)

({T}: Add {W}.)

As this land enters, you may reveal a Plains or Island card from your hand. If you don't, this land enters tapped. {T}: Add {W} or {U}.

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

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {W} or {U}.

Kicker {3} Indestructible When this artifact enters, if it was kicked, create two tapped tokens that are copies of this artifact. {T}: Add one mana of any color.

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

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Artifacts and creatures your opponents control enter tapped.

Permanents enter tapped this turn. Draw a card.

This artifact enters tapped. Creatures enter tapped. {2}, {T}, Exile this artifact: Exile all untapped creatures. Activate only as a sorcery.

Artifacts, creatures, and lands your opponents control enter tapped.

Creatures your opponents control enter tapped.

Flying Creatures your opponents control enter tapped.

Artifacts, creatures, and lands your opponents control enter tapped.

Artifacts, creatures, and lands your opponents control enter tapped.