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.

Thorn of the Black Rose

Deathtouch
When this creature enters, you become the monarch.

Stinkweed Imp

Flying
Whenever this creature deals combat damage to a creature, destroy that creature.
Dredge 5 (If you would draw a card, you may mill five cards instead. If you do, return this card from your graveyard to your hand.)

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.)

Fellwar Stone

{T}: Add one mana of any color that a land an opponent controls could produce.

Echoing Decay

Target creature and all other creatures with the same name as that creature get -2/-2 until end of turn.

Swamp

Syphon Mind

Each other player discards a card. You draw a card for each card discarded this way.

Blood Pact

Target player draws two cards and loses 2 life.

Supernatural Stamina

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control."

Grasp of Darkness

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

Ruthless Ripper

Deathtouch
Morph—Reveal a black card in your hand. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When this creature is turned face up, target player loses 2 life.

Succumb to Temptation

Dread Return

Return target creature card from your graveyard to the battlefield.
Flashback—Sacrifice three creatures. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Sign in Blood

Rend Flesh

Dark Ritual

Lotleth Giant

Undergrowth — When this creature enters, it deals 1 damage to target opponent for each creature card in your graveyard.

Doom Blade

Typhoid Rats

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Resourceful Return

Return target creature card from your graveyard to your hand. If you control an artifact, draw a card.

Night's Whisper

Morbid Opportunist

Whenever one or more other creatures die, draw a card. This ability triggers only once each turn.

Fake Your Own Death

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control and you create a Treasure token." (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Dash Hopes

When you cast this spell, any player may pay 5 life. If a player does, counter Dash Hopes.
Counter target spell.

Phyrexian Rager

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

Pharika's Chosen

Drown in Sorrow

All creatures get -2/-2 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Go for the Throat

Fleshbag Marauder

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

Charcoal Diamond

This artifact enters tapped.
{T}: Add {B}.

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.)

Disentomb

Return target creature card from your graveyard to your hand.

Thought Vessel

You have no maximum hand size.
{T}: Add {C}.

Mind Stone

{T}: Add {C}.
{1}, {T}, Sacrifice this artifact: Draw a card.

Geth's Verdict

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

Dead Revels

Spectacle {1}{B} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)
Return up to two target creature cards from your graveyard to your hand.

Kaya's Ghostform

Enchant creature or planeswalker you control
When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.

Disfigure

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

Undercity Scrounger

{T}: Create a Treasure token. Activate only if a creature died this turn. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Leaden Myr

Bojuka Bog

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

Exhume

Each player puts a creature card from their graveyard onto the battlefield.

Defile

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

Murder

Demon's Disciple

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

Cadaver Imp

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

Feed the Swarm

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

Suffocating Fumes

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

Hired Poisoner

Diabolic Edict

Target player sacrifices a creature of their choice.

Tortured Existence

{B}, Discard a creature card: Return target creature card from your graveyard to your hand.

Crypt Rats

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

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.

Deathgreeter

Whenever another creature dies, you may gain 1 life.

You Are Already Dead

Destroy target creature that was dealt damage this turn.
Draw a card.

Blessing of Leeches

Flash
Enchant creature
At the beginning of your upkeep, you lose 1 life.
{0}: Regenerate enchanted creature.

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.)

Mirrodin Avenged

Wayfarer's Bauble

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

Cast Down

Vendetta

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

Basal Thrull

{T}, Sacrifice this creature: Add {B}{B}.

Arcane Signet

{T}: Add one mana of any color in your commander's color identity.

Gurmag Angler

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

Carrion Grub

This creature gets +X/+0, where X is the greatest power among creature cards in your graveyard.
When this creature enters, mill four cards. (Put the top four cards of your library into your graveyard.)