Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Flying

Whenever Archon of the Triumvirate attacks, detain up to two target nonland permanents your opponents control. (Until your next turn, those permanents can't attack or block and their activated abilities can't be activated.)

When Azorius Arrester enters the battlefield, 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.

{T}: Add {W} or {U}.

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

{2}{W}: Tap target creature.

{2}{U}: Counter target activated ability. (Mana abilities can't be targeted.)

Azorius Herald can't be blocked.

When Azorius Herald enters the battlefield, you gain 4 life.

When Azorius Herald enters the battlefield, sacrifice it unless {U} was spent to cast it.

When Azorius Justiciar enters the battlefield, 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.)

{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.

When Banisher Priest enters the battlefield, exile target creature an opponent controls until Banisher Priest leaves the battlefield. (That creature returns under its owner's control.)

Commander creatures you control get +2/+2 and have indestructible.

Tap target creature you don't control.

Overload {3}{U} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

Creatures you control have vigilance.

Each creature you control can block an additional creature each combat.

{T}: Add {C}.

{1}, {T}: Put a storage counter on Calciform Pools.

{1}, Remove X storage counters from Calciform Pools: Add X mana in any combination of {W} and/or {U}.

Whenever another Human enters the battlefield under your control, put a +1/+1 counter on Champion of the Parish.

Exile target creature you control, then return that card to the battlefield under your control.

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

At the beginning of your end step, you may exile target creature you control, then return that card to the battlefield under your control.

As Council of the Absolute enters the battlefield, choose a noncreature, nonland card name.

Your opponents can't cast spells with the chosen name.

Spells with the chosen name you cast cost {2} less to cast.

{T}: Add {C}. Spend this mana only to cast an instant or sorcery spell.

At the beginning of your upkeep, if there are three or more instant and/or sorcery cards in your graveyard, transform Curious Homunculus.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Instant and sorcery spells you cast cost {1} less to cast.

Return target nonland permanent you don't control to its owner's hand.

Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

When Detention Sphere enters the battlefield, 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.

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

Flying; fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

When Dust Elemental enters the battlefield, return three creatures you control to their owner's hand.

Exile any number of target creatures you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step.

When Fairgrounds Warden enters the battlefield, exile target creature an opponent controls until Fairgrounds Warden leaves the battlefield.

When Fiend Hunter enters the battlefield, you may exile another target creature.

When Fiend Hunter leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Flying

Whenever Galepowder Mage attacks, exile another target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.

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

Whenever Geist of Saint Traft attacks, create a 4/4 white Angel creature token with flying that's tapped and attacking. Exile that token at end of combat.

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

Glacial Fortress enters the battlefield tapped unless you control a Plains or an Island.

{T}: Add {W} or {U}.

White spells you cast cost {1} less to cast.

Blue spells you cast cost {1} less to cast.

Spells your opponents cast cost {1} more to cast.

Other blue creatures you control get +1/+1.

{U}: Target artifact creature becomes blue until end of turn.

Tap an untapped blue creature you control: Add {C}{C}. Spend this mana only to cast artifact spells or activate abilities of artifacts.

White creatures you control get +1/+1.

Creatures your opponents control enter the battlefield tapped.

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 a card.

Enchant creature

Enchanted creature has "Whenever this creature attacks, create a 4/4 white Angel creature token with flying that's tapped and attacking. Exile that token at end of combat."

({T}: Add {W} or {U}.)

Irrigated Farmland enters the battlefield tapped.

Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)

If Knight of the Holy Nimbus would be destroyed, regenerate it. (Tap it, remove it from combat, and heal all damage on it.)

{2}: Knight of the Holy Nimbus can't be regenerated this turn. Only your opponents may activate this ability.

Protection from red

When Lavinia of the Tenth enters the battlefield, detain each nonland permanent your opponents control with mana value 4 or less. (Until your next turn, those permanents can't attack or block and their activated abilities can't be activated.)

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.)

Flying

When Lyev Skyknight enters the battlefield, 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.)

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.)

As Meddling Mage enters the battlefield, choose a nonland card name.

Spells with the chosen name can't be cast.

Whenever you attack with two or more creatures, draw a card.

{T}: Add {C}.

{W}{U}, {T}, Exile a creature card from your graveyard: Create a 1/1 white Spirit creature token with flying.

Flying

When Mulldrifter enters the battlefield, draw two cards.

Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Whenever you cast a noncreature spell, put a lore counter on Myth Realized.

{2}{W}: Put a lore counter on Myth Realized.

{W}: Until end of turn, Myth Realized becomes a Monk Avatar creature in addition to its other types and gains "This creature's power and toughness are each equal to the number of lore counters on it."

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

Flying

Whenever Nebelgast Herald or another Spirit enters the battlefield under your control, tap target creature an opponent controls.

{W}{U}: Target creature gains flying until end of turn.

{3}{W}{U}: 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.)

Enchant creature

Enchanted creature can't attack or block.

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

Look at target player's hand.

Draw a card.

Return target creature you control and target creature you don't control to their owners' hands.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({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}.

When Reflector Mage enters the battlefield, return target creature an opponent controls to its owner's hand. That creature's owner can't cast spells with the same name as that creature until your next turn.

Draw a card. Scry 2.

Flash

Flying

When Spell Queller enters the battlefield, exile target spell with mana value 4 or less.

When Spell Queller leaves the battlefield, the exiled card's owner may cast that card without paying its mana cost.

Enchant nonland permanent

Enchanted permanent can't attack or block, and its activated abilities can't be activated.

Activated abilities cost {2} more to activate unless they're mana abilities.

When Suspension Field enters the battlefield, you may exile target creature with toughness 3 or greater until Suspension Field leaves the battlefield. (That creature returns under its owner's control.)

Look at the top three cards of your library. Put one of those cards into your hand, one on top of your library, and one on the bottom of your library.

Temple of Enlightenment enters the battlefield tapped.

When Temple of Enlightenment enters the battlefield, scry 1.

{T}: Add {W} or {U}.

When Thalia's Lieutenant enters the battlefield, put a +1/+1 counter on each other Human you control.

Whenever another Human enters the battlefield under your control, put a +1/+1 counter on Thalia's Lieutenant.

Draw a card.

Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When Thraben Inspector enters the battlefield, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Flying

Whenever Torrent Elemental attacks, tap all creatures defending player controls.

{3}{B/G}{B/G}: Put Torrent Elemental from exile onto the battlefield tapped. Activate only as a sorcery.

Draw a card. If a graveyard has twenty or more cards in it, draw three cards instead.

Flash

When Whitemane Lion enters the battlefield, return a creature you control to its owner's hand.