Corrupted Conviction

As an additional cost to cast this spell, sacrifice a creature.
Draw two cards.

Tolarian Terror

This spell costs {1} less to cast for each instant and sorcery card in your graveyard.
Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)

Fanatical Firebrand

Haste (This creature can attack and {T} as soon as it comes under your control.)
{T}, Sacrifice this creature: It deals 1 damage to any target.

Morbid Opportunist

Whenever one or more other creatures die, draw a card. This ability triggers only once each turn.

Benalish Marshal

Deadly Riposte

Deadly Riposte deals 3 damage to target tapped creature and you gain 2 life.

Tundra Fumarole

Tundra Fumarole deals 4 damage to target creature or planeswalker. Add {C} for each {S} spent to cast this spell. Until end of turn, you don't lose this mana as steps and phases end. ({S} is mana from a snow source.)

Island

Revitalize

Terrian, World Tyrant

Leafkin Druid

{T}: Add {G}. If you control four or more creatures, add {G}{G} instead.

Quakestrider Ceratops

Accursed Marauder

When this creature enters, each player sacrifices a nontoken creature of their choice.

Plains

Mogg Fanatic

Sacrifice this creature: It deals 1 damage to any target.

Ayara, First of Locthwain

Whenever Ayara or another black creature you control enters, each opponent loses 1 life and you gain 1 life.
{T}, Sacrifice another black creature: Draw a card.

Tattered Mummy

When this creature dies, each opponent loses 2 life.

Snow-Covered Forest

Rishkar's Expertise

Draw cards equal to the greatest power among creatures you control.
You may cast a spell with mana value 5 or less from your hand without paying its mana cost.

Lightning Strike

Lightning Strike deals 3 damage to any target.

Volatile Fjord

({T}: Add {U} or {R}.)
This land enters tapped.

Rimewood Falls

({T}: Add {G} or {U}.)
This land enters tapped.

Forest

Kari Zev's Expertise

Gain control of target creature or Vehicle until end of turn. Untap it. It gains haste until end of turn.
You may cast a spell with mana value 2 or less from your hand without paying its mana cost.

Skred

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

Highland Forest

({T}: Add {R} or {G}.)
This land enters tapped.

Consider

Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
Draw a card.

Unsummon

Return target creature to its owner's hand.

Leatherback Baloth

Ball Lightning

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Haste (This creature can attack and {T} as soon as it comes under your control.)
At the beginning of the end step, sacrifice this creature.

Shock

Archmage Emeritus

Magecraft — Whenever you cast or copy an instant or sorcery spell, draw a card.

Vapor Snag

Return target creature to its owner's hand. Its controller loses 1 life.

Llanowar Elves

Marit Lage's Slumber

Whenever Marit Lage's Slumber or another snow permanent you control enters, 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.

Tyrox, Saurid Tyrant

Abominable Treefolk

Trample
Abominable Treefolk's power and toughness are each equal to the number of snow permanents you control.
When this creature enters, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Village Rites

Moment of Truth

Look at the top three cards of your library. Put one of those cards into your hand, one into your graveyard, and one on the bottom of your library.

Mountain

Isamaru, Hound of Konda

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

Icehide Golem

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

Wood Elves

When this creature enters, search your library for a Forest card, put that card onto the battlefield, then shuffle.

Helpful Hunter

Snow-Covered Mountain

Llanowar Visionary

When this creature enters, draw a card.
{T}: Add {G}.

Elite Vanguard

Snow-Covered Island

Eddymurk Crab

Flash
This spell costs {1} less to cast for each instant and sorcery card in your graveyard.
This creature enters tapped if it's not your turn.
When this creature enters, tap up to two target creatures.

Sram's Expertise

Create three 1/1 colorless Servo artifact creature tokens.
You may cast a spell with mana value 3 or less from your hand without paying its mana cost.

Ice-Fang Coatl

Flash
Flying
When this creature enters, draw a card.
This creature has deathtouch as long as you control at least three other snow permanents.

Blizzard Brawl

Choose target creature you control and target creature you don't control. If you control three or more snow permanents, the creature you control gets +1/+0 and gains indestructible until end of turn. Then those creatures fight each other. (Each deals damage equal to its power to the other.)

Dusk Legion Zealot

When this creature enters, you draw a card and you lose 1 life.

Boreal Outrider

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