Vigilance

Adeline, Resplendent Cathar's power is equal to the number of creatures you control.

Whenever you attack, for each opponent, create a 1/1 white Human creature token that's tapped and attacking that player or a planeswalker they control.

Prevent all combat damage that would be dealt this turn.

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

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

Creatures your opponents control enter the battlefield tapped.

Whenever a creature enters the battlefield under an opponent's control, you gain 1 life.

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}.

{2}{W}: Tap target creature.

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

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

{T}: Tap target creature.

Whenever you cast a white spell, you may untap Ballynock Trapper.

+1: Put a +1/+1 counter on up to one target creature. It gains indestructible until end of turn.

-2: Whenever one or more nontoken creatures attack this turn, create that many 1/1 white Soldier creature tokens that are tapped and attacking.

-6: You get an emblem with "At the beginning of combat on your turn, create a 1/1 white Soldier creature token, then put a +1/+1 counter on each creature you control."

{W/P}, {T}: Tap target creature. ({W/P} can be paid with either {W} or 2 life.)

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.")

Tap all creatures your opponents control. Creatures you control gain lifelink until end of turn.

You may cast Spirit spells as though they had flash.

Whenever you cast a creature spell during an opponent's turn, tap up to one target creature.

When Brightmare enters the battlefield, tap up to one target creature. You gain life equal to that creature's power.

You may choose not to untap Callous Oppressor during your untap step.

As Callous Oppressor enters the battlefield, an opponent chooses a creature type.

{T}: Gain control of target creature that isn't of the chosen type for as long as Callous Oppressor remains tapped.

Enchant creature

Enchanted creature has vigilance and "At the beginning of your end step, create a 1/1 white Human creature token."

As Citadel Siege enters the battlefield, choose Khans or Dragons.

• Khans -- At the beginning of combat on your turn, put two +1/+1 counters on target creature you control.

• Dragons -- At the beginning of combat on each opponent's turn, tap target creature that player controls.

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

Flying

Whenever an opponent draws a card, you may draw two cards.

Counter target spell.

If a land is tapped for two or more mana, it produces {C} instead of any other type and amount.

Each spell a player casts costs {1} more to cast for each other spell that player has cast this turn.

Flying

{8}: Tap all creatures target player controls.

Enchant land

Enchanted land has "{T}: Tap target creature."

Deserted Beach enters the battlefield tapped unless you control two or more other lands.

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

+1: You gain 2 life and draw a card.

-1: Tap target creature. It doesn't untap during its controller's next untap step.

-9: Tap all permanents target opponent controls. That player skips their next untap step.

Enchant permanent

You can't choose an untapped permanent as this spell's target as you cast it.

You control enchanted permanent.

Flying

At the beginning of combat on your turn, choose up to one --

• Tap target creature.

• Target creature doesn't untap during its controller's next untap step.

Flying

Spells your opponents cast that target one or more commanders you control cost {3} more to cast.

Partner (You can have two commanders if both have partner.)

{T}, Sacrifice Fabled Passage: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.

Destroy target creature or planeswalker. Its controller investigates. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

{T}: You may tap or untap another target permanent.

Unearth {U} ({U}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

Whenever Frost Titan becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {2}.

Whenever Frost Titan enters the battlefield or attacks, tap target permanent. It doesn't untap during its controller's next untap step.

When Gadwick, the Wizened enters the battlefield, draw X cards.

Whenever you cast a blue spell, tap target nonland permanent an opponent controls.

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

Glacial Floodplain enters the battlefield tapped.

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

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

Destroy all tapped creatures.

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

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

{T}, Tap three untapped white creatures you control: Destroy target creature.

{T}: Add {W}.

{T}: Add {U}.

Flying

When Icefall Regent enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent.

Spells your opponents cast that target Icefall Regent cost {2} more to cast.

Flying, vigilance

When Icingdeath, Frost Tyrant dies, create Icingdeath, Frost Tongue, a legendary white Equipment artifact token with "Equipped creature gets +2/+0," "Whenever equipped creature attacks, tap target creature defending player controls," and equip {2}.

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

Irrigated Farmland enters the battlefield tapped.

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

Flying

Whenever an opponent casts a spell, put a +1/+1 counter on Ishai, Ojutai Dragonspeaker.

Partner (You can have two commanders if both have partner.)

({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}.)

Flying

Whenever a creature attacks you or a planeswalker you control, you may draw a card.

+1: Draw a card.

+1: Untap all creatures you control.

-9: Gain control of up to three target creatures.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- Create an 8/8 blue Kraken creature token with hexproof.

II -- Tap all nonland permanents target opponent controls. They don't untap during their controller's next untap step.

III -- Gain control of target permanent an opponent controls. Untap it.

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)

{W}{W}: Tap target creature.

Creatures without flying can't attack.

{T}: Add {U}.

{2}{U}: Put an hour counter on Midnight Clock.

At the beginning of each upkeep, put an hour counter on Midnight Clock.

When the twelfth hour counter is put on Midnight Clock, shuffle your hand and graveyard into your library, then draw seven cards. Exile Midnight Clock.

As Monastery Siege enters the battlefield, choose Khans or Dragons.

• Khans -- At the beginning of your draw step, draw an additional card, then discard a card.

• Dragons -- Spells your opponents cast that target you or a permanent you control cost {2} more to cast.

Flying

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

Whenever you cast an instant or sorcery spell, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Tap an untapped creature you control: Tap target artifact, creature, or land.

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.

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

Exile target tapped creature.

Forecast -- {2}{W}, Reveal Piercing Rays from your hand: Tap target untapped creature. (Activate this ability only during your upkeep and only once each turn.)

({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}.

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

Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

Partner with Timin, Youthful Geist (When this creature enters the battlefield, target player may put Timin into their hand from their library, then shuffle.)

Vigilance

Whenever a creature an opponent controls becomes tapped, if it isn't being declared as an attacker, put a +1/+1 counter on Rhoda, Geist Avenger.

Destroy all tapped creatures. You gain 2 life for each creature destroyed this way.

Whenever you activate an ability, if it isn't a mana ability, you may pay {2}. If you do, copy that ability. You may choose new targets for the copy.

Sea of Clouds enters the battlefield tapped unless you have two or more opponents.

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

Tap all creatures target player controls. Those creatures don't untap during that player's next untap step.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Add {C}{C}.

{T}: Add {C}. Put a point counter on Strixhaven Stadium.

Whenever a creature deals combat damage to you, remove a point counter from Strixhaven Stadium.

Whenever a creature you control deals combat damage to an opponent, put a point counter on Strixhaven Stadium. Then if it has ten or more point counters on it, remove them all and that player loses the game.

Exile target creature. Its controller gains life equal to its power.

+1: Tap target permanent. It doesn't untap during its controller's next untap step.

-2: Draw a card for each tapped creature target player controls.

-8: You get an emblem with "You have no maximum hand size" and "Whenever a card is put into your graveyard from anywhere, you may return it to your hand."

+1: Choose up to one target artifact, up to one target creature, and up to one target land. Untap the chosen permanents you control. Tap the chosen permanents you don't control. You gain 2 life.

-2: 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.

-7: You get an emblem with "Untap all permanents you control during each opponent's untap step" and "You draw a card during each opponent's draw step."

Temple of Enlightenment enters the battlefield tapped.

When Temple of Enlightenment enters the battlefield, scry 1.

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

You have no maximum hand size.

{T}: Add {C}.

You may activate abilities of creatures you control as though those creatures had haste.

{1}, {T}: Untap target creature.

At the beginning of each upkeep, you may tap or untap target permanent.

Partner with Rhoda, Geist Avenger (When this creature enters the battlefield, target player may put Rhoda into their hand from their library, then shuffle.)

Flying

At the beginning of each combat, tap up to one target creature.

Whenever a creature an opponent controls becomes tapped, if it isn't being declared as an attacker, you may draw a card.

{4}{U}: Tap target creature without flying.

Flying

When Yosei, the Morning Star dies, target player skips their next untap step. Tap up to five target permanents that player controls.