Reveal the top four cards of your library. You may put a creature card from among them onto the battlefield. It gains "At the beginning of your end step, return this creature to its owner's hand." Then put the rest of the cards revealed this way on the bottom of your library in any order.

Return target creature to its owner's hand.

Addendum — If you cast this spell during your main phase, draw a card.

Flying

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

When Azorius Arrester enters, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.)

Choose one —

• Creatures you control gain lifelink until end of turn.

• Draw a card.

• Put target attacking or blocking creature on top of its owner's library.

Flying, protection from enchantments

: Tap target creature.

: Counter target activated ability. (Mana abilities can't be targeted.)

When Azorius Justiciar enters, detain up to two target creatures your opponents control. (Until your next turn, those creatures can't attack or block and their activated abilities can't be activated.)

Vigilance

Azorius Knight-Arbiter can't be blocked.

Prevent all combat damage target creature would deal this turn.

Prevent all combat damage that would be dealt to target creature this turn.

Flying, first strike

Creatures your opponents control get -1/-0.

Target creature gets -4/-0 until end of turn.

Draw a card.

Addendum — If you cast this spell during your main phase, tap that creature and it doesn't untap during its controller's next untap step.

Vigilance

When Court Hussar enters, look at the top three cards of your library, then put one of them into your hand and the rest on the bottom of your library in any order.

When Court Hussar enters, sacrifice it unless was spent to cast it.

Flash (You may cast this spell any time you could cast an instant.)

When Deputy of Acquittals enters, you may return another target creature you control to its owner's hand.

When Detention Sphere enters, you may exile target nonland permanent not named Detention Sphere and all other permanents with the same name as that permanent.

When Detention Sphere leaves the battlefield, return the exiled cards to the battlefield under their owner's control.

When Dovin's Acuity enters, you gain 2 life and draw a card.

Whenever you cast an instant spell during your main phase, you may return Dovin's Acuity to its owner's hand.

Return target creature to its owner's hand. You gain 2 life.

Counter target multicolored spell.

Gain control of target monocolored creature.

Forecast — , Reveal Govern the Guildless from your hand: Target creature becomes the color or colors of your choice until end of turn. (Activate only during your upkeep and only once each turn.)

(: Add or .)

As Hallowed Fountain enters, you may pay 2 life. If you don't, it enters tapped.

Flash (You may cast this spell any time you could cast an instant.)

Vigilance

Flying

Whenever Isperia the Inscrutable deals combat damage to a player, choose a card name. That player reveals their hand. If a card with the chosen name is revealed this way, search your library for a creature card with flying, reveal it, put it into your hand, then shuffle.

Flying

When Isperia's Skywatch enters, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.)

Flying

Sacrifice Judge's Familiar: Counter target instant or sorcery spell unless its controller pays .

Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls.

Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell.

Detain up to two target creatures your opponents control. (Until your next turn, those creatures can't attack or block and their activated abilities can't be activated.)

At the beginning of your upkeep, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.)

: Target creature gains flying until end of turn.

: Detain target nonland permanent an opponent controls. (Until your next turn, that permanent can't attack or block and its activated abilities can't be activated.)

Counter target spell unless its controller pays . You gain X life.

Whenever a creature an opponent controls becomes tapped, put a palliation counter on Palliation Accord.

Remove a palliation counter from Palliation Accord: Prevent the next 1 damage that would be dealt to you this turn.

: Add .

, : Prevent all damage a source of your choice would deal this turn.

Flying

Pride of the Clouds gets +1/+1 for each other creature on the battlefield with flying.

Forecast — , Reveal Pride of the Clouds from your hand: Create a 1/1 white and blue Bird creature token with flying. (Activate only during your upkeep and only once each turn.)

Counter target spell. Its controller can't cast spells this turn.

Enchant creature

Enchanted creature gets +1/+1 for each card in its controller's hand.

At the beginning of the draw step of enchanted creature's controller, that player draws an additional card.

Flying

: Senate Courier gains vigilance until end of turn.

, : You gain 2 life.

, : Draw a card, then discard a card.

Flying

When Sky Hussar enters, untap all creatures you control.

Forecast — Tap two untapped white and/or blue creatures you control, Reveal Sky Hussar from your hand: Draw a card. (Activate only during your upkeep and only once each turn.)

Each player draws X cards.

Forecast — , Reveal Skyscribing from your hand: Each player draws a card. (Activate only during your upkeep and only once each turn.)

Soulsworn Spirit can't be blocked.

When Soulsworn Spirit enters, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.)

Draw two cards.

Addendum — If you cast this spell during your main phase, you gain 2 life.

Creatures you control get +1/+1 until end of turn.

Forecast — , Reveal Steeling Stance from your hand: Target creature gets +1/+1 until end of turn. (Activate only during your upkeep and only once each turn.)

Create X 1/1 green Saproling creature tokens.

Counter all other spells. Draw a card for each spell countered this way.

Return all creatures blocking or blocked by target creature to their owner's hand.

Flying

Flying

: Windreaver gains vigilance until end of turn.

: Windreaver gets +0/+1 until end of turn.

: Switch Windreaver's power and toughness until end of turn.

: Return Windreaver to its owner's hand.