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

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

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

Whenever a creature enters the battlefield, 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 Portcullis leaves the battlefield.

Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated. Whenever a creature enters the battlefield under an opponent's control, you may attach Prison Term to that creature.

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

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.

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 Clone enter the battlefield 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. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

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 Undercover Operative enter the battlefield 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.)

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 the battlefield tapped.

Permanents enter the battlefield tapped this turn. Draw a card.

False Floor enters the battlefield tapped. Creatures enter the battlefield tapped. {2}, {T}, Exile False Floor: Exile all untapped creatures. Activate only as a sorcery.

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

Creatures your opponents control enter the battlefield tapped.

Flying Creatures your opponents control enter the battlefield tapped.

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

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

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 artifact: 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 Ward {2} Probing Telepathy — Whenever a creature entering the battlefield 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 the battlefield, you may gain 1 life.

Creatures your opponents control enter the battlefield tapped. Whenever a creature enters the battlefield under an opponent's control, you gain 1 life.

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

Enchant creature You control enchanted creature. Whenever a creature enters the battlefield under an opponent's control, attach Illusory Gains to that creature.

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

Whenever another creature enters the battlefield, untap Midnight Guard.

Whenever another creature enters the battlefield, exile Saltskitter. Return Saltskitter 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 the battlefield, you may attach Shielded by Faith to that creature.

Whenever another creature enters the battlefield, you gain 1 life.

Whenever another creature enters the battlefield, you may gain 1 life.

Whenever a nontoken creature enters the battlefield under an opponent's control this turn, create a token that's a copy of that creature.

Flying When another creature enters the battlefield, return Timid Drake to its owner's hand.

As Cloud Key enters the battlefield, 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 the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

As Stenn, Paranoid Partisan enters the battlefield, 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 Sunblast Angel enters the battlefield, destroy all tapped creatures.

Azorius Chancery enters the battlefield tapped. When Azorius Chancery enters the battlefield, return a land you control to its owner's hand. {T}: Add {W}{U}.

{T}: Add {W} or {U}. {W}{U}, {T}, Sacrifice Azorius Cluestone: Draw a card.

{T}: Add {W} or {U}. {W}{U}: Azorius Keyrune 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 Azorius Locket: Draw two cards.

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

({T}: Add {U}.)

({T}: Add {W}.)

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

({T}: Add {W} or {U}.) Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

Sejiri Refuge enters the battlefield tapped. When Sejiri Refuge enters the battlefield, you gain 1 life. {T}: Add {W} or {U}.

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

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