Pyknite

When Pyknite enters, draw a card at the beginning of the next turn's upkeep.

Rimescale Dragon

Flying
{2}{S}: Tap target creature and put an ice counter on it. ({S} can be paid with one mana from a snow source.)
Creatures with ice counters on them don't untap during their controllers' untap steps.

Elkin Bottle

{3}, {T}: Exile the top card of your library. Until the beginning of your next upkeep, you may play that card.

Hail Storm

Hail Storm deals 2 damage to each attacking creature and 1 damage to you and each creature you control.

Mystic Melting

Destroy target artifact or enchantment.
Draw a card at the beginning of the next turn's upkeep.

Ohran Viper

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.

Brooding Saurian

At the beginning of each end step, each player gains control of all nontoken permanents they own.

Snow-Covered Mountain

Tinder Wall

Defender (This creature can't attack.)
Sacrifice Tinder Wall: Add {R}{R}.
{R}, Sacrifice Tinder Wall: It deals 2 damage to target creature it's blocking.

Karplusan Forest

{T}: Add {C}.
{T}: Add {R} or {G}. Karplusan Forest deals 1 damage to you.

Nature's Lore

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Mouth of Ronom

{T}: Add {C}.
{4}{S}, {T}, Sacrifice Mouth of Ronom: It deals 4 damage to target creature. ({S} can be paid with one mana from a snow source.)

Highland Weald

Highland Weald enters tapped.
{T}: Add {R} or {G}.

Pyroclasm

Pyroclasm deals 2 damage to each creature.

Into the North

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

Skred

Skred deals damage to target creature equal to the number of snow permanents you control.

Shambling Strider

{R}{G}: Shambling Strider gets +1/-1 until end of turn.

Snow-Covered Forest

Stunted Growth

Target player chooses three cards from their hand and puts them on top of their library in any order.