Flying, vigilance

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

You may exile two green cards from your hand rather than pay this spell's mana cost.

Allosaurus Rider's power and toughness are each equal to 1 plus the number of lands you control.

Trample

Cumulative upkeep or (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When Arctic Nishoba dies, you gain 2 life for each age counter on it.

Trample

When Aurochs Herd enters, you may search your library for an Aurochs card, reveal it, put it into your hand, then shuffle.

Whenever Aurochs Herd attacks, it gets +1/+0 until end of turn for each other attacking Aurochs.

, : Target snow land becomes a 2/2 blue Elemental creature with flying. It's still a land.

: Remove target blocking creature from combat. Creatures it was blocking that hadn't become blocked by another creature this combat become unblocked, then it blocks an attacking creature of your choice. Activate only during the declare blockers step.

: Boreal Centaur gets +1/+1 until end of turn. Activate only once each turn. ( can be paid with one mana from a snow source.)

Flying

: Boreal Griffin gains first strike until end of turn. ( can be paid with one mana from a snow source.)

Cumulative upkeep—Add . (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Trample

Whenever Bull Aurochs attacks, it gets +1/+0 until end of turn for each other attacking Aurochs.

Flying

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

You may exile two blue cards from your hand rather than pay this spell's mana cost.

Gain control of target noncreature spell. You may choose new targets for it. (If that spell is an artifact, enchantment, or planeswalker, the permanent enters under your control.)

Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card.

Destroy target Plains or Island. Cryoclasm deals 3 damage to that land's controller.

Dark Depths enters 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.

: Destroy target artifact or creature with mana value X.

: Target creature gets -1/-1 until end of turn.

, , Sacrifice Disciple of Tevesh Szat: Target creature gets -6/-6 until end of turn.

Trample

Cumulative upkeep or (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Earthen Goo gets +1/+1 for each age counter on it.

Other Soldier creatures get +1/+1 and have first strike. (They deal combat damage before creatures without first strike.)

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Snow permanents don't untap during their controllers' untap steps.

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.)

Enchant creature

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

When enchanted creature is dealt damage, destroy it.

Flying, haste

Whenever a creature dealt damage by Garza Zol, Plague Queen this turn dies, put a +1/+1 counter on Garza Zol.

Whenever Garza Zol deals combat damage to a player, you may draw a card.

Enchant creature

Enchanted creature can't block, and its activated abilities can't be activated.

: Enchanted creature gains defender until end of turn. ( can be paid with one mana from a snow source.)

Prevent all damage that Goblin Furrier would deal to snow creatures.

Greater Stone Spirit can't be blocked by creatures with flying.

: Until end of turn, target creature gets +0/+2 and gains ": This creature gets +1/+0 until end of turn."

Whenever a creature dies, Gristle Grinner gets +2/+2 until end of turn.

You may cast Haakon, Stromgald Scourge from your graveyard, but not from anywhere else.

As long as Haakon is on the battlefield, you may cast Knight spells from your graveyard.

When Haakon dies, you lose 2 life.

Flying

Cumulative upkeep—Gain control of a land you don't control. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Herald of Leshrac gets +1/+1 for each land you control but don't own.

When Herald of Leshrac leaves the battlefield, each player gains control of each land they own that you control.

Highland Weald enters tapped.

: Add or .

Search your library for a snow land card, put it onto the battlefield tapped, then shuffle.

Trample

Jokulmorder enters tapped.

When Jokulmorder enters, sacrifice it unless you sacrifice five lands.

Jokulmorder doesn't untap during your untap step.

Whenever you play an Island, you may untap Jokulmorder.

Cumulative upkeep or (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When Jötun Owl Keeper dies, create a 1/1 white Bird creature token with flying for each age counter on it.

Cumulative upkeep—Flip a coin. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Whenever you win a coin flip, Karplusan Minotaur deals 1 damage to any target.

Whenever you lose a coin flip, Karplusan Minotaur deals 1 damage to any target of an opponent's choice.

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

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

: Kjeldoran Javelineer deals damage equal to the number of age counters on it to target attacking or blocking creature.

Creatures you control get +X/+X until end of turn, where X is 1 plus the number of cards named Kjeldoran War Cry in all graveyards.

Destroy target creature with power 2 or less.

Recover (When a creature is put into your graveyard from the battlefield, you may pay . If you do, return this card from your graveyard to your hand. Otherwise, exile this card.)

Enchant creature

Cumulative upkeep or (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

You control enchanted creature.

When Krovikan Whispers is put into a graveyard from the battlefield, you lose 2 life for each age counter on it.

Lightning Storm deals X damage to any target, where X is 3 plus the number of charge counters on Lightning Storm.

Discard a land card: Put two charge counters on Lightning Storm. You may choose a new target for it. Any player may activate this ability but only if Lightning Storm is on the stack.

Prevent all damage that black sources and red sources would deal this turn.

, Reveal X red cards from your hand, Sacrifice Martyr of Ashes: Martyr of Ashes deals X damage to each creature without flying.

, Reveal X blue cards from your hand, Sacrifice Martyr of Frost: Counter target spell unless its controller pays .

, Reveal X green cards from your hand, Sacrifice Martyr of Spores: Target creature gets +X/+X until end of turn.

: Add .

, , Sacrifice Mouth of Ronom: It deals 4 damage to target creature. ( 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.

, Sacrifice a creature: Orcish Bloodpainter deals 1 damage to any target.

Draw two cards, then sacrifice a permanent.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

At the beginning of your end step, draw a card for each age counter on Phyrexian Etchings.

When Phyrexian Etchings is put into a graveyard from the battlefield, you lose 2 life for each age counter on it.

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.)