Flying, vigilance

: When target creature other than Adarkar Valkyrie dies this turn, return that card to the battlefield under your control.

When Alpine Guide enters the battlefield, you may search your library for a Mountain card, put that card onto the battlefield tapped, then shuffle.

Alpine Guide attacks each combat if able.

When Alpine Guide leaves the battlefield, sacrifice a Mountain.

Arctic Flats enters the battlefield tapped.

: Add or .

( can be paid with one mana from a snow source.)

When Arcum's Astrolabe enters the battlefield, draw a card.

, : Add one mana of any color.

: Target snow land you control becomes a 4/4 Elemental creature with hexproof and haste until end of turn. It's still a land. (A creature with hexproof can't be the target of spells or abilities your opponents control.)

Distribute X +1/+1 counters among any number of creatures you control, where X is the amount of spent to cast this spell. Then draw a card for each creature you control with power 4 or greater.

Flying

Whenever Blizzard Specter deals combat damage to a player, choose one —

• That player returns a permanent they control to its owner's hand.

• That player discards a card.

Choose one —

• Destroy all creatures.

• Destroy all planeswalkers.

Then return a creature or planeswalker card with mana value X or less from your graveyard to the battlefield, where X is the amount of spent to cast this spell. ( is mana from a snow source.)

: Add .

Whenever you cast a creature spell, if of any of that spell's colors was spent to cast it, that creature enters the battlefield with an additional +1/+1 counter on it. ( is mana from a snow source.)

As long as Centaur Omenreader is tapped, creature spells you cast cost less to cast.

Flying

: Chilling Shade gets +1/+1 until end of turn. ( can be paid with one mana from a snow source.)

Trample

: Conifer Wurm gets +X/+X until end of turn, where X is the number of snow permanents you control.

Dark Depths enters the battlefield with ten ice counters on it.

: Remove an ice counter from Dark Depths.

When Dark Depths has no ice counters on it, sacrifice it. If you do, create Marit Lage, a legendary 20/20 black Avatar creature token with flying and indestructible.

CARDNAME enters the battlefield with a token copy of Pacifism attached to it.

: Add .

: Faceless Haven becomes a 4/3 creature with vigilance and all creature types until end of turn. It's still a land. ( can be paid with one mana from a snow source.)

Frost Bite deals 2 damage to target creature or planeswalker. If you control three or more snow permanents, it deals 3 damage instead.

Flying

: Frost Raptor gains shroud until end of turn. ( can be paid with one mana from a snow source. A creature with shroud can't be the target of spells or abilities.)

: Add .

: Until end of turn, Frostwalk Bastion becomes a 2/3 Construct artifact creature. It's still a land. ( can be paid with one mana from a snow source.)

Whenever Frostwalk Bastion deals combat damage to a creature, tap that creature and it doesn't untap during its controller's next untap step.

Reach (This creature can block creatures with flying.)

Whenever Frostweb Spider blocks a creature with flying, put a +1/+1 counter on Frostweb Spider at end of combat.

(: Add or .)

Glacial Floodplain enters the battlefield tapped.

Enchant land

Enchanted land is snow.

Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Scry X, where X is the amount of spent to cast this spell, then draw three cards. ( is mana from a snow source.)

, Sacrifice a creature: You gain 2 life.

(: Add or .)

Highland Forest enters the battlefield tapped.

(: Add or .)

Ice Tunnel enters the battlefield tapped.

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

Flash

Flying

When Ice-Fang Coatl enters the battlefield, draw a card.

Ice-Fang Coatl has deathtouch as long as you control at least three other snow permanents.

: Icehide Troll gets +2/+0 and gains indestructible until end of turn. Tap it. (Damage and effects that say "destroy" don't destroy it. can be paid with one mana from a snow source.)

Whenever Jorn attacks, untap each snow permanent you control.

Whenever Karplusan Wolverine becomes blocked, you may have it deal 1 damage to any target.

Changeling (This card is every creature type.)

You may have Moritte of the Frost enter the battlefield as a copy of a permanent you control, except it's legendary and snow in addition to its other types and, if it's a creature, it enters with two additional +1/+1 counters on it and has changeling.

Other snow and Zombie creatures you control get +1/+1.

: Return Narfi, Betrayer King from your graveyard to the battlefield tapped. ( can be paid with one mana from a snow source.)

Whenever Ohran Viper deals combat damage to a creature, destroy that creature at end of combat.

Whenever Ohran Viper deals combat damage to a player, you may draw a card.

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.

Phyrexian Snowcrusher attacks each combat if able.

: Phyrexian Snowcrusher gets +1/+0 until end of turn. ( can be paid with one mana from a snow source.)

Flying

, : Draw a card, then discard a card. ( can be paid with one mana from a snow source.)

: Add one mana of any color.

At the beginning of your upkeep, put a night counter on Replicating Ring. Then if it has eight or more night counters on it, remove all of them and create eight colorless snow artifact tokens named Replicated Ring with ": Add one mana of any color."

Enchant creature

Enchanted creature gets +2/+1 and has ": This creature can't be blocked this turn except by snow creatures." ( can be paid with one mana from a snow source.)

Flying

Rimefeather Owl's power and toughness are each equal to the number of snow permanents on the battlefield.

: Put an ice counter on target permanent.

Permanents with ice counters on them are snow.

Flying

: Tap target creature and put an ice counter on it. ( can be paid with one mana from a snow source.)

Creatures with ice counters on them don't untap during their controllers' untap steps.

Ronom Serpent can't attack unless defending player controls a snow land.

When you control no snow lands, sacrifice Ronom Serpent.

: Add .

, : Look at the top card of your library. If that card is snow, you may reveal it and put it into your hand. ( can be paid with one mana from a snow source.)

Search your library for a snow permanent card, a legendary card, or a Saga card, reveal it, put it into your hand, then shuffle. You gain 1 life for each spent to cast this spell. ( is mana from a snow source.)

When Spirit of the Aldergard enters the battlefield, search your library for a snow land card, reveal it, put it into your hand, then shuffle.

Spirit of the Aldergard gets +1/+0 for each other snow permanent you control.

When Stalking Yeti enters the battlefield, if it's on the battlefield, it deals damage equal to its power to target creature an opponent controls and that creature deals damage equal to its power to Stalking Yeti.

: Return Stalking Yeti to its owner's hand. Activate only as a sorcery. ( can be paid with one mana from a snow source.)

, : Create a colorless snow artifact token named Icy Manalith with ": Add one mana of any color."

, : Look at the top four cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.