Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep.

You draw a card at the beginning of the next turn's upkeep.

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

Sacrifice a creature: Add {C}{C}.

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}.

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

Enchant creature an opponent controls

Whenever enchanted creature becomes tapped, you draw a card.

Enchant creature

When Bitter Chill enters the battlefield, tap enchanted creature.

Enchanted creature doesn't untap during its controller's untap step.

When Bitter Chill is put into a graveyard from the battlefield, you may pay {1}. If you do, scry 1, then draw a card.

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.

Draw a card for each tapped creature target opponent controls.

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

Whenever you cast a spell during your turn, untap target creature.

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.

Coldsteel Heart enters the battlefield tapped.

As Coldsteel Heart enters the battlefield, choose a color.

{T}: Add one mana of the chosen color.

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

Roll a d20.

1--9 | Tap all creatures your opponents control.

10--19 | Tap all creatures your opponents control. Those creatures don't untap during their controllers' next untap steps.

20 | Tap all creatures your opponents control. Those creatures don't untap during their controllers' next untap steps. Until your next turn, creatures your opponents control enter the battlefield tapped.

Counter target spell.

Whenever another white creature enters the battlefield under your control, tap target creature an opponent controls.

Choose two --

• Counter target spell.

• Return target permanent to its owner's hand.

• Tap all creatures your opponents control.

• Draw a card.

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.")

{T}: Add {C}.

{1}, {T}: Until end of turn, your opponents and creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.

Destroy all tapped creatures. Until your next turn, whenever a creature becomes tapped, destroy it.

Tap up to three target creatures.

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

Untap all creatures you control during each other player's untap step.

Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power.

Tap target creature an opponent controls and put three stun counters on it. Scry 2. (If a permanent with a stun counter would become untapped, remove one from it instead.)

{2}{W}, {T}: Tap target creature.

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

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

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

{1}{W}, {T}: Tap target creature.

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Destroy target creature with power 4 or greater. (Then exile this card. You may cast the creature later from exile.)

Whenever a creature an opponent controls becomes tapped, put a +1/+1 counter on Gideon's Avenger.

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.

You may tap or untap target permanent, then you may tap or untap another target permanent.

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Tap target creature. Scry 1.

Draw a card.

Whenever you tap an untapped creature an opponent controls, you may pay {1}. When you do, choose one --

• Create a 4/4 white and blue Elemental creature token.

• Put a +1/+1 counter on each creature you control.

• Scry 2, then draw a card.

{1}, {T}: Tap target creature. This ability costs {1} less to activate during your turn.

{3}, Sacrifice Hylda's Crown of Winter: Draw a card for each tapped creature your opponents control.

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.)

This spell costs {1} less to cast if it's bargained.

Counter target spell.

Vigilance

Whenever Icewrought Sentry attacks, you may pay {1}{U}. When you do, tap target creature an opponent controls.

Whenever you tap an untapped creature an opponent controls, Icewrought Sentry gets +2/+1 until end of turn.

Tap X target creatures.

Ferocious -- If you control a creature with power 4 or greater, those creatures don't untap during their controllers' next untap steps.

Ceremorphosis -- When Illithid Harvester enters the battlefield, turn any number of target tapped nontoken creatures face down. They're 2/2 Horror creatures.

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Tap X target creatures. They don't untap during their controllers' next untap steps. (Then exile this card. You may cast the creature later from exile.)

Affinity for tokens (This spell costs {1} less to cast for each token you control.)

Whenever a token enters the battlefield under your control, tap target nonland permanent an opponent controls. It doesn't untap during its controller's next untap step.

Vigilance

Whenever you cast your second spell each turn, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

{T}: Add {C}{C}. Activate only during an opponent's turn.

Flash

When Lost in the Maze enters the battlefield, tap X target creatures. Put a stun counter on each of those creatures you don't control. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Tapped creatures you control have hexproof.

({T}: Add {U}.)

Mystic Sanctuary enters the battlefield tapped unless you control three or more other Islands.

When Mystic Sanctuary enters the battlefield untapped, you may put target instant or sorcery card from your graveyard on top of your library.

Counter target noncreature spell.

Target creature becomes white until end of turn. Tap that creature.

Draw a card.

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

This spell can't be countered. (This includes by the ward ability.)

Tap up to two target creatures and put a stun counter on each of them. Investigate. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Tap up to one target creature. Scry 1, then draw a card.

Whenever Queen of Ice deals combat damage to a creature, tap that creature. It doesn't untap during its controller's next untap step.

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Tap target creature. It doesn't untap during its controller's next untap step. (Then exile this card. You may cast the creature later from exile.)

You have no maximum hand size.

{T}: Add {C}.

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• You may tap or untap target creature.

• Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

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.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

{W}, {T}: Tap target permanent.

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

I -- Gain control of up to one target artifact for as long as you control Scroll of Isildur. The Ring tempts you.

II -- Tap up to two target creatures. Put a stun counter on each of them.

III -- Draw a card for each tapped creature target opponent controls.

When Sharae of Numbing Depths enters the battlefield, tap target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Whenever you tap one or more untapped creatures your opponents control, draw a card. This ability triggers only once each turn.

Sky Diamond enters the battlefield tapped.

{T}: Add {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}.

When Solitary Sanctuary enters the battlefield, tap target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Whenever you tap an untapped creature an opponent controls, put a +1/+1 counter on target creature you control.

Equipped creature gets +1/+1 and has haste.

At the beginning of each combat, untap equipped creature.

Equipped creature has first strike as long as it's blocking or blocked by a Goblin or Orc.

Equip {2}

Destroy target nonland permanent. Its controller creates a 1/1 white Human creature token.

Tap one or two target creatures an opponent controls. Put a stun counter on each of them. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Flying

When Sunblast Angel enters the battlefield, destroy all tapped creatures.

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.

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."

Draw a card for each tapped creature target opponent controls.

You have no maximum hand size.

{T}: Add {C}.

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

I, II -- Tap target creature an opponent controls. It doesn't untap during its controller's untap step for as long as you control Time of Ice.

III -- Return all tapped creatures to their owners' hands.

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.

Whenever a creature an opponent controls becomes the target of a spell or ability you control, gain control of that creature for as long as you control Willbreaker.

Body-print -- {2}{U}: Tap another target creature and put a stun counter on it. Zygon Infiltrator becomes a copy of that creature for as long as that creature remains tapped. Activate only as a sorcery. (If a permanent with a stun counter would become untapped, remove one from it instead.)