Dead Weight

Enchant creature
Enchanted creature gets -2/-2.

Headless Skaab

As an additional cost to cast this spell, exile a creature card from your graveyard.
Headless Skaab enters tapped.

Skaab Goliath

As an additional cost to cast this spell, exile two creature cards from your graveyard.
Trample

Moan of the Unhallowed

Create two 2/2 black Zombie creature tokens.
Flashback {5}{B}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Diregraf Ghoul

Ghoulcaller's Chant

Choose one —
• Return target creature card from your graveyard to your hand.
• Return two target Zombie cards from your graveyard to your hand.

Hunted Ghoul

Evolving Wilds

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Black Cat

When Black Cat dies, target opponent discards a card at random.

Tragic Slip

Target creature gets -1/-1 until end of turn.
Morbid — That creature gets -13/-13 until end of turn instead if a creature died this turn.

Diregraf Captain

Deathtouch
Other Zombie creatures you control get +1/+1.
Whenever another Zombie you control dies, target opponent loses 1 life.

Swamp

Island

Bone Splinters

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

Relentless Skaabs

As an additional cost to cast this spell, exile a creature card from your graveyard.
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Stitched Drake

As an additional cost to cast this spell, exile a creature card from your graveyard.
Flying

Thought Scour

Target player mills two cards.
Draw a card.

Undying Evil

Target creature gains undying until end of turn. (When it dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Into the Void

Return up to two target creatures to their owners' hands.

Altar's Reap

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

Screeching Skaab

When Screeching Skaab enters, mill two cards.

Butcher Ghoul

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Maalfeld Twins

When this creature dies, create two 2/2 black Zombie creature tokens.

Makeshift Mauler

As an additional cost to cast this spell, exile a creature card from your graveyard.

Ghoulraiser

When Ghoulraiser enters, return a Zombie card at random from your graveyard to your hand.

Silent Departure

Return target creature to its owner's hand.
Flashback {4}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Armored Skaab

When Armored Skaab enters, mill four cards.

Demonic Taskmaster

Flying
At the beginning of your upkeep, sacrifice a creature other than Demonic Taskmaster.

Victim of Night

Destroy target non-Vampire, non-Werewolf, non-Zombie creature.

Highborn Ghoul

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)