Crypt Lurker

When this creature enters, you may sacrifice a creature or discard a creature card. If you do, draw a card.

Ghoulcaller's Accomplice

{3}{B}, Exile this card from your graveyard: Create a 2/2 black Zombie creature token. Activate only as a sorcery.

Shambling Goblin

When this creature dies, target creature an opponent controls gets -1/-1 until end of turn.

Innocent Blood

Each player sacrifices a creature of their choice.

Goremand

As an additional cost to cast this spell, sacrifice a creature.
Flying
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
When this creature enters, each opponent sacrifices a creature.

Swamp

Dutiful Attendant

When this creature dies, return another target creature card from your graveyard to your hand.

Village Rites

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

Bone Picker

This spell costs {3} less to cast if a creature died this turn.
Flying, deathtouch

Thriving Moor

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

Witch's Cauldron

{1}{B}, {T}, Sacrifice a creature: You gain 1 life and draw a card.

Kels, Fight Fixer

Menace
Whenever you sacrifice a creature, you may pay {U/B}. If you do, draw a card. ({U/B} can be paid with either {U} or {B}.)
{1}, Sacrifice a creature: Kels gains indestructible until end of turn.