Eaten Alive

As an additional cost to cast this spell, sacrifice a creature or pay {3}{B}.
Exile target creature or planeswalker.

Uncharted Haven

This land enters tapped. As it enters, choose a color.
{T}: Add one mana of the chosen color.

Death Baron

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

Swamp

Suspicious Shambler

{4}{B}{B}, Exile Suspicious Shambler from your graveyard: Create two 2/2 black Zombie creature tokens. Activate only as a sorcery.

Cemetery Recruitment

Return target creature card from your graveyard to your hand. If it's a Zombie card, draw a card.

Undying Malice

Until end of turn, target creature gains "When this creature dies, return it to the battlefield tapped under its owner's control with a +1/+1 counter on it."

Hungry Ghoul

{1}, Sacrifice another creature: Put a +1/+1 counter on this creature.

Reassembling Skeleton

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

Diregraf Ghoul

Crow of Dark Tidings

Flying
When Crow of Dark Tidings enters or dies, mill two cards. (Put the top two cards of your library into your graveyard.)

Maalfeld Twins

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

Skeleton Archer

When Skeleton Archer enters, it deals 1 damage to any target.

Deadly Plot

Choose one —
• Destroy target creature or planeswalker.
• Return target Zombie creature card from your graveyard to the battlefield tapped.