Sadistic Glee

Enchant creature
Whenever a creature dies, put a +1/+1 counter on enchanted creature.

Stronghold Assassin

{T}, Sacrifice a creature: Destroy target nonblack creature.

Gixian Puppeteer

Whenever you draw your second card each turn, each opponent loses 2 life and you gain 2 life.
When this creature dies, return another target creature card with mana value 3 or less from your graveyard to the battlefield.

Chime of Night

Enchant creature
When this Aura is put into a graveyard from the battlefield, destroy target nonblack creature.

Phyrexian Gargantua

When this creature enters, you draw two cards and you lose 2 life.

Cut Down

Destroy target creature with total power and toughness 5 or less.

Juntu Stakes

Creatures with power 1 or less don't untap during their controllers' untap steps.

Cursed Flesh

Enchant creature
Enchanted creature gets -1/-1 and has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

Spined Fluke

When this creature enters, sacrifice a creature.
{B}: Regenerate this creature.

Ravenous Skirge

Flying
Whenever this creature attacks, it gets +2/+0 until end of turn.

Phyrexian Reclamation

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

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.)

Sanguine Guard

First strike
{1}{B}: Regenerate this creature.

Slinking Skirge

Flying
{2}, Sacrifice this creature: Draw a card.

Scavenged Weaponry

Enchant creature
When this Aura enters, draw a card.
Enchanted creature gets +1/+1.

Yawgmoth's Vile Offering

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)
Put up to one target creature or planeswalker card from a graveyard onto the battlefield under your control. Destroy up to one target creature or planeswalker. Exile Yawgmoth's Vile Offering.

Unworthy Dead

Victimize

Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.

Phyrexian Arena

At the beginning of your upkeep, you draw a card and you lose 1 life.

Phyrexian Plaguelord

{T}, Sacrifice this creature: Target creature gets -4/-4 until end of turn.
Sacrifice a creature: Target creature gets -1/-1 until end of turn.

Reprocess

Sacrifice any number of artifacts, creatures, and/or lands. Draw a card for each permanent sacrificed this way.

Gix, Yawgmoth Praetor

Whenever a creature deals combat damage to one of your opponents, its controller may pay 1 life. If they do, they draw a card.
{4}{B}{B}{B}, Discard X cards: Exile the top X cards of target opponent's library. You may play lands and cast spells from among cards exiled this way without paying their mana costs.

Parasitic Bond

Enchant creature
At the beginning of the upkeep of enchanted creature's controller, this Aura deals 2 damage to that player.

Planar Void

Whenever another card is put into a graveyard from anywhere, exile that card.

Dark Ritual

Rackling

At the beginning of each opponent's upkeep, this creature deals X damage to that player, where X is 3 minus the number of cards in their hand.

Caustic Hound

When this creature dies, each player loses 4 life.

Diabolic Intent

As an additional cost to cast this spell, sacrifice a creature.
Search your library for a card, put that card into your hand, then shuffle.

Defiling Tears

Until end of turn, target creature becomes black, gets +1/-1, and gains "{B}: Regenerate this creature."

Commander Greven il-Vec

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
When Commander Greven il-Vec enters, sacrifice a creature.

Blood Vassal

Viseling

At the beginning of each opponent's upkeep, this creature deals X damage to that player, where X is the number of cards in their hand minus 4.

Bubbling Muck

Until end of turn, whenever a player taps a Swamp for mana, that player adds an additional {B}.

Phyrexian Monitor

Plague Engineer

Deathtouch
As this creature enters, choose a creature type.
Creatures of the chosen type your opponents control get -1/-1.

Fume Spitter

Sacrifice this creature: Put a -1/-1 counter on target creature.

Gixian Infiltrator

Whenever you sacrifice another permanent, put a +1/+1 counter on this creature.

Death Bomb

As an additional cost to cast this spell, sacrifice a creature.
Destroy target nonblack creature. It can't be regenerated. Its controller loses 2 life.

Carnifex Demon

Flying
This creature enters with two -1/-1 counters on it.
{B}, Remove a -1/-1 counter from this creature: Put a -1/-1 counter on each other creature.

Phyrexian Battleflies

Flying
{B}: This creature gets +1/+0 until end of turn. Activate no more than twice each turn.

Stronghold Discipline

Each player loses 1 life for each creature they control.

Phyrexian Vault

{2}, {T}, Sacrifice a creature: Draw a card.

Corrupt

Corrupt deals damage to any target equal to the number of Swamps you control. You gain life equal to the damage dealt this way.

Fevered Convulsions

{2}{B}{B}: Put a -1/-1 counter on target creature.

Priest of Gix

When this creature enters, add {B}{B}{B}.

Phyrexian Debaser

Flying
{T}, Sacrifice this creature: Target creature gets -2/-2 until end of turn.

Phyrexian Denouncer

{T}, Sacrifice this creature: Target creature gets -1/-1 until end of turn.

Death Stroke

Phyrexian Broodlings

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

Dark Triumph

If you control a Swamp, you may sacrifice a creature rather than pay this spell's mana cost.
Creatures you control get +2/+0 until end of turn.

Blistergrub

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
When this creature dies, each opponent loses 2 life.

Toxic Abomination

When this creature enters, you lose 2 life.

Claws of Gix

{1}, Sacrifice a permanent: You gain 1 life.

Phyrexian Rager

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

Phyrexian Grimoire

{4}, {T}: Target opponent chooses one of the top two cards of your graveyard. Exile that card and put the other one into your hand.

Annihilate

Destroy target nonblack creature. It can't be regenerated.
Draw a card.

Plague Dogs

When this creature dies, all creatures get -1/-1 until end of turn.
{2}, Sacrifice this creature: Draw a card.

Ascendant Evincar

Flying (This creature can't be blocked except by creatures with flying or reach.)
Other black creatures get +1/+1.
Nonblack creatures get -1/-1.

Gixian Skullflayer

At the beginning of your upkeep, if there are three or more creature cards in your graveyard, put a +1/+1 counter on this creature.

Reckless Spite

Destroy two target nonblack creatures. You lose 5 life.

Skirge Familiar

Planar Portal

{6}, {T}: Search your library for a card, put that card into your hand, then shuffle.

Phyrexian Ghoul

Sacrifice a creature: This creature gets +2/+2 until end of turn.

Planar Despair

Domain — All creatures get -1/-1 until end of turn for each basic land type among lands you control.