Snow-Covered Swamp

Death Denied

Return X target creature cards from your graveyard to your hand.

Miasmic Mummy

When this creature enters, each player discards a card.

Slum Reaper

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

Reckoner's Bargain

As an additional cost to cast this spell, sacrifice an artifact or creature.
You gain life equal to the sacrificed permanent's mana value. Draw two cards.

Dusk Legion Zealot

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

Accursed Marauder

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

Refurbished Familiar

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)
Flying
When this creature enters, each opponent discards a card. For each opponent who can't, you draw a card.

Arcum's Astrolabe

({S} can be paid with one mana from a snow source.)
When this artifact enters, draw a card.
{1}, {T}: Add one mana of any color.

Ruthless Deathfang

Flying
Whenever you sacrifice a creature, target opponent sacrifices a creature of their choice.

Shattered Crypt

Return X target creature cards from your graveyard to your hand. You lose X life.

Elderfang Disciple

When this creature enters, each opponent discards a card.

Deadly Dispute

As an additional cost to cast this spell, sacrifice an artifact or creature.
Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Rotting Rats

When this creature enters, each player discards a card.
Unearth {1}{B} ({1}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Palace Familiar

Flying
When this creature dies, draw a card.

Abyssal Gatekeeper

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

Burglar Rat

Snow-Covered Island

Demon's Disciple

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

Elvish Doomsayer

When this creature dies, each opponent discards a card.

Perilous Research

Draw two cards, then sacrifice a permanent.

Nezumi Informant

Carrier Thrall

When this creature dies, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add {C}."

Fleshbag Marauder

Greedy Freebooter

When this creature dies, scry 1 and create a Treasure token. (To scry 1, look at the top card of your library. You may put that card on the bottom. A Treasure token is an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Nested Shambler

When this creature dies, create X tapped 1/1 green Squirrel creature tokens, where X is this creature's power.

Village Rites

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

Unfathomable Truths

Devoid (This card has no color.)
Draw three cards and create a 0/1 colorless Eldrazi Spawn creature token with "Sacrifice this token: Add {C}."

Malcator's Watcher

Flying, vigilance
When this creature dies, draw a card.

Blind Zealot

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
Whenever this creature deals combat damage to a player, you may sacrifice it. If you do, destroy target creature that player controls.

Innocent Blood

Each player sacrifices a creature of their choice.

Nezumi Linkbreaker

When this creature dies, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

Tortured Existence

{B}, Discard a creature card: Return target creature card from your graveyard to your hand.

Fanatical Offering

As an additional cost to cast this spell, sacrifice an artifact or creature.
Draw two cards and create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")

Chain Devil

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

Liliana's Specter

Flying
When this creature enters, each opponent discards a card.

Command Tower

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

Shambling Ghast

When this creature dies, choose one —
• Target creature an opponent controls gets -1/-1 until end of turn.
• Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Arcane Signet

Corrupted Conviction

Mindleech Ghoul

Exploit (When this creature enters, you may sacrifice a creature.)
When this creature exploits a creature, each opponent exiles a card from their hand.

Costly Plunder

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

Virus Beetle

Eviscerator's Insight

As an additional cost to cast this spell, sacrifice an artifact or creature.
Draw two cards.
Flashback {4}{B} (You may cast this card from your graveyard for its flashback cost and any additional costs. Then exile it.)

Altar's Reap

Gangrenous Zombies

{T}, Sacrifice this creature: This creature deals 1 damage to each creature and each player. If you control a snow Swamp, this creature deals 2 damage to each creature and each player instead.