Swamp

Murder

Infectious Horror

Whenever Infectious Horror attacks, each opponent loses 2 life.

Tattered Mummy

When Tattered Mummy dies, each opponent loses 2 life.

Graveyard Marshal

{2}{B}, Exile a creature card from your graveyard: Create a tapped 2/2 black Zombie creature token.

Thallid Soothsayer

Gravedigger

When Gravedigger enters the battlefield, you may return target creature card from your graveyard to your hand.

Liliana's Mastery

Zombies you control get +1/+1.
When Liliana's Mastery enters the battlefield, create two 2/2 black Zombie creature tokens.

Rot Hulk

Menace
When Rot Hulk enters the battlefield, return up to X target Zombie cards from your graveyard to the battlefield, where X is the number of opponents you have.

Reassembling Skeleton

{1}{B}: Return Reassembling Skeleton from your graveyard to the battlefield tapped.

Cruel Revival

Destroy target non-Zombie creature. It can't be regenerated. Return up to one target Zombie card from your graveyard to your hand.

Blood Divination

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

Doomed Dissenter

When Doomed Dissenter dies, create a 2/2 black Zombie creature token.

Lord of the Accursed

Other Zombies you control get +1/+1.
{1}{B}, {T}: All Zombies gain menace until end of turn.

Stitcher's Supplier

When Stitcher's Supplier enters the battlefield or dies, mill three cards.

Filigree Familiar

When Filigree Familiar enters the battlefield, you gain 2 life.
When Filigree Familiar dies, draw a card.

Fleshbag Marauder

When Fleshbag Marauder enters the battlefield, each player sacrifices a creature.

Open the Graves

Whenever a nontoken creature you control dies, create a 2/2 black Zombie creature token.

Death Baron

Skeletons you control and other Zombies you control get +1/+1 and have deathtouch.

Zulaport Cutthroat

Whenever Zulaport Cutthroat or another creature you control dies, each opponent loses 1 life and you gain 1 life.

Languish

All creatures get -4/-4 until end of turn.

Gruesome Fate

Each opponent loses 1 life for each creature you control.

Bone Splinters

As an additional cost to cast this spell, sacrifice a creature.
Destroy target creature.