Anurid Murkdiver

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Diabolic Edict

Target player sacrifices a creature of their choice.

Kjeldoran Dead

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

Midnight Covenant

Enchant creature
Enchanted creature has "{B}: This creature gets +1/+1 until end of turn."

Blood Glutton

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Unholy Strength

Enchant creature
Enchanted creature gets +2/+1.

Dungeon Shade

Flying
{B}: Dungeon Shade gets +1/+1 until end of turn.

Crypt Creeper

Sacrifice Crypt Creeper: Exile target card from a graveyard.

Severed Legion

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Uncle Istvan

Prevent all damage that would be dealt to Uncle Istvan by creatures.

Dusk Imp

Wall of Shadows

Defender (This creature can't attack.)
Prevent all damage that would be dealt to Wall of Shadows by creatures it's blocking.
Wall of Shadows can't be the target of spells that can target only Walls or of abilities that can target only Walls.

Chorus of Woe

Creatures you control get +1/+0 until end of turn.

Innocent Blood

Each player sacrifices a creature of their choice.

Misshapen Fiend

Child of Night

Howling Fury

Target creature gets +4/+0 until end of turn.

Dry Spell

Dry Spell deals 1 damage to each creature and each player.

Daggerdrome Imp

Flying
Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Evolving Wilds

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Pestilence

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

Gurmag Angler

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

Morgue Theft

Return target creature card from your graveyard to your hand.
Flashback {4}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Vampire Hounds

Discard a creature card: Vampire Hounds gets +2/+2 until end of turn.

Vampire Bats

Flying (This creature can't be blocked except by creatures with flying or reach.)
{B}: Vampire Bats gets +1/+0 until end of turn. Activate no more than twice each turn.

Cemetery Gate

Defender (This creature can't attack.)
Protection from black

Tar Pit Warrior

When Tar Pit Warrior becomes the target of a spell or ability, sacrifice it.

Feral Shadow

Nantuko Husk

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

Maggot Carrier

When Maggot Carrier enters, each player loses 1 life.

Nim Shrieker

Flying
Nim Shrieker gets +1/+0 for each artifact you control.

Psychotic Haze

Psychotic Haze deals 1 damage to each creature and each player.
Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Nim Lasher

Nim Lasher gets +1/+0 for each artifact you control.

Whispering Shade

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
{B}: Whispering Shade gets +1/+1 until end of turn.

Scathe Zombies

Disciple of Malice

Protection from white
Cycling {2} ({2}, Discard this card: Draw a card.)

Phyrexian Ghoul

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

Agent of Shauku

{1}{B}, Sacrifice a land: Target creature gets +2/+0 until end of turn.

Giant Cockroach

Barren Moor

Barren Moor enters tapped.
{T}: Add {B}.
Cycling {B} ({B}, Discard this card: Draw a card.)

Fear

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

Morbid Plunder

Return up to two target creature cards from your graveyard to your hand.

Whipstitched Zombie

At the beginning of your upkeep, sacrifice Whipstitched Zombie unless you pay {B}.

Wall of Corpses

Defender (This creature can't attack.)
{B}, Sacrifice Wall of Corpses: Destroy target creature Wall of Corpses is blocking.

Phyrexian Driver

When Phyrexian Driver enters, other Mercenary creatures get +1/+1 until end of turn.

Aphetto Dredging

Return up to three target creature cards of the creature type of your choice from your graveyard to your hand.

Blood Seeker

Whenever a creature an opponent controls enters, you may have that player lose 1 life.

Soul Strings

Return two target creature cards from your graveyard to your hand unless any player pays {X}.

Bone Harvest

Put any number of target creature cards from your graveyard on top of your library.
Draw a card at the beginning of the next turn's upkeep.

Gravedigger

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

Bog Imp

Flying (This creature can't be blocked except by creatures with flying or reach.)

Raise Dead

Return target creature card from your graveyard to your hand.

Clutch of Undeath

Enchant creature
Enchanted creature gets +3/+3 as long as it's a Zombie. Otherwise, it gets -3/-3.

Swamp

Muck Rats

Twisted Abomination

{B}: Regenerate Twisted Abomination. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)
Swampcycling {2} ({2}, Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.)

Dakmor Scorpion

Drudge Skeletons

{B}: Regenerate Drudge Skeletons. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Epicure of Blood

Whenever you gain life, each opponent loses 1 life.

Vengeful Dead

Whenever Vengeful Dead or another Zombie dies, each opponent loses 1 life.

Dross Crocodile

Serrated Scorpion

When Serrated Scorpion dies, it deals 2 damage to each opponent and you gain 2 life.