Bojuka Bog

This land enters tapped.
When this land enters, exile target player's graveyard.
{T}: Add {B}.

Audacious Thief

Whenever this creature attacks, you draw a card and you lose 1 life.

Pestilence

At the beginning of the end step, if no creatures are on the battlefield, sacrifice this enchantment.
{B}: This enchantment deals 1 damage to each creature and each player.

Eyeblight Massacre

Non-Elf creatures get -2/-2 until end of turn.

Mortuary Mire

This land enters tapped.
When this land enters, you may put target creature card from your graveyard on top of your library.
{T}: Add {B}.

Ravenous Rats

When this creature enters, target opponent discards a card.

Dusk Legion Zealot

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

Cast Down

Suffocating Fumes

Creatures your opponents control get -1/-1 until end of turn.
Cycling {2} ({2}, Discard this card: Draw a card.)

Arms of Hadar

Creatures target player controls get -2/-2 until end of turn.

Corrupt Court Official

Feed the Swarm

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

Geth's Verdict

Target player sacrifices a creature of their choice and loses 1 life.

Lash of Malice

Target creature gets +2/-2 until end of turn.

Cadaver Imp

Flying
When this creature enters, you may return target creature card from your graveyard to your hand.

Novice Occultist

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

Victim of Night

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

Cuombajj Witches

{T}: This creature deals 1 damage to any target and 1 damage to any target of an opponent's choice.

Gray Merchant of Asphodel

When this creature enters, each opponent loses X life, where X is your devotion to black. You gain life equal to the life lost this way. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Emergency Weld

Return target artifact or creature card from your graveyard to your hand. Create a 1/1 colorless Soldier artifact creature token.

Fleshbag Marauder

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

Tendrils of Corruption

Tendrils of Corruption deals X damage to target creature and you gain X life, where X is the number of Swamps you control.

Vendetta

Destroy target nonblack creature. It can't be regenerated. You lose life equal to that creature's toughness.

Chainer's Edict

Target player sacrifices a creature of their choice.
Flashback {5}{B}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Rot-Tide Gargantua

Exploit (When this creature enters, you may sacrifice a creature.)
When this creature exploits a creature, each opponent sacrifices a creature of their choice.

Underdark Explorer

Menace (This creature can't be blocked except by two or more creatures.)
When this creature enters, you take the initiative.

Snuff Out

If you control a Swamp, you may pay 4 life rather than pay this spell's mana cost.
Destroy target nonblack creature. It can't be regenerated.

Grasp of Darkness

Target creature gets -4/-4 until end of turn.

Corpse Churn

Mill three cards, then you may return a creature card from your graveyard to your hand. (To mill three cards, put the top three cards of your library into your graveyard.)

Perilous Myr

When this creature dies, it deals 2 damage to any target.

Virus Beetle

When this creature enters, each opponent discards a card.

Devour Flesh

Target player sacrifices a creature of their choice, then gains life equal to that creature's toughness.

Sultai Emissary

When this creature dies, manifest the top card of your library. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Mortician Beetle

Whenever a player sacrifices a creature, you may put a +1/+1 counter on this creature.

Disfigure

Target creature gets -2/-2 until end of turn.

Plaguecrafter

When this creature enters, each player sacrifices a creature or planeswalker of their choice. Each player who can't discards a card.

Gurmag Angler

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Sign in Blood

Target player draws two cards and loses 2 life.

Swamp

Crypt Rats

{X}: This creature deals X damage to each creature and each player. Spend only black mana on X.

Chain Devil

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

Black Cat

When this creature dies, target opponent discards a card at random.

Doomed Dissenter

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

Diabolic Edict

Target player sacrifices a creature of their choice.

Vicious Battlerager

When this creature enters, you take the initiative.
Spiked Retribution — Whenever this creature becomes blocked by a creature, that creature's controller loses 5 life.

Unearth

Return target creature card with mana value 3 or less from your graveyard to the battlefield.
Cycling {2} ({2}, Discard this card: Draw a card.)

Witch's Cottage

({T}: Add {B}.)
This land enters tapped unless you control three or more other Swamps.
When this land enters untapped, you may put target creature card from your graveyard on top of your library.

Predatory Nightstalker

When this creature enters, you may have target opponent sacrifice a creature of their choice.

Vampire Sovereign

Flying
When this creature enters, target opponent loses 3 life and you gain 3 life.

Defile

Target creature gets -1/-1 until end of turn for each Swamp you control.

Elderfang Disciple

Omen of the Dead

Flash
When this enchantment enters, return target creature card from your graveyard to your hand.
{2}{B}, Sacrifice this enchantment: Scry 2.

Slum Reaper

Bone Picker

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

Go for the Throat

Burglar Rat

Innocent Blood

Each player sacrifices a creature of their choice.

Night's Whisper

Thorn of the Black Rose

Deathtouch
When this creature enters, you become the monarch.

Fungal Infection

Target creature gets -1/-1 until end of turn. Create a 1/1 green Saproling creature token.

Guildsworn Prowler

Deathtouch
When this creature dies, if it wasn't blocking, draw a card.

Hymn to Tourach

Target player discards two cards at random.

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.)

Disturbed Burial

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Return target creature card from your graveyard to your hand.

Read the Bones

Scry 2, then draw two cards. You lose 2 life. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Evincar's Justice

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Evincar's Justice deals 2 damage to each creature and each player.