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

Coldsteel Heart enters the battlefield tapped. As Coldsteel Heart enters the battlefield, choose a color. {T}: Add one mana of the chosen color.

{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.

{S}, {T}: Tap target artifact or creature. ({S} can be paid with one mana from a snow source.)

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

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

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

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

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

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.

{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.

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

Flash Flying Psychic Defense — When Githzerai Monk enters the battlefield, tap all creatures you don't control.

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.

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.

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}.

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.

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.

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.

{6}{U}{U}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.) When Shipbreaker Kraken becomes monstrous, tap up to four target creatures. Those creatures don't untap during their controllers' untap steps for as long as you control Shipbreaker Kraken.

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

When Tempest Caller enters the battlefield, tap all creatures target opponent controls.

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.

Flying When Topplegeist enters the battlefield, tap target creature an opponent controls. Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, tap target creature that player controls.

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.

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.

Whenever Marit Lage's Slumber or another snow permanent enters the battlefield under your control, scry 1. At the beginning of your upkeep, if you control ten or more snow permanents, sacrifice Marit Lage's Slumber. If you do, create Marit Lage, a legendary 20/20 black Avatar creature token with flying and indestructible.

Enchant snow land you control When On Thin Ice enters the battlefield, exile target creature an opponent controls until On Thin Ice leaves the battlefield.

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.)

(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 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.

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.

Tap target creature you don't control. Overload {3}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Counter target spell.

Choose two — • Counter target spell. • Return target permanent to its owner's hand. • Tap all creatures your opponents control. • Draw a card.

This spell can't be countered. Counter target noncreature spell.

Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.

Replicate {U} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.) Tap target permanent.

Tap target creature. Scry 1. Draw a card.

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.

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

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

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

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.)

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

{T}: Add {C}. {1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.

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

Deserted Beach enters the battlefield tapped unless you control two or more other lands. {T}: Add {W} or {U}.

{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.

{T}: Add {W}. Channel — {2}{W}, Discard Eiganjo, Seat of the Empire: It deals 4 damage to target attacking or blocking creature. This ability costs {1} less to activate for each legendary creature you control.

{T}: Add one mana of any color that a land an opponent controls could produce.

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

Glacial Fortress enters the battlefield tapped unless you control a Plains or an Island. {T}: Add {W} or {U}.

({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}: Add {U}.)

{T}: Add {C}. {W/U}, {T}: Add {W}{W}, {W}{U}, or {U}{U}.

{T}: Add {C}. {T}: Add {W}. Activate only if you control an Island. {T}: Add {U}. Activate only if you control a Plains.

{T}: Add {U}. Channel — {3}{U}, Discard Otawara, Soaring City: Return target artifact, creature, enchantment, or planeswalker to its owner's hand. This ability costs {1} less to activate for each legendary creature you control.

({T}: Add {W}.)

You have no maximum hand size. {T}: Add {C}.

Rivendell enters the battlefield tapped unless you control a legendary creature. {T}: Add {U}. {1}{U}, {T}: Scry 2. Activate only if you control a legendary creature.

Sea of Clouds enters the battlefield tapped unless you have two or more opponents. {T}: Add {W} or {U}.

Choose two — • Destroy all artifacts. • Destroy all enchantments. • Destroy all creatures with mana value 3 or less. • Destroy all creatures with mana value 4 or greater.

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.

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.

Choose one or more — • Exile all artifacts. • Exile all creatures. • Exile all enchantments. • Exile all graveyards.

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.)

Look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

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

This spell can't be countered. Destroy all creatures.