At the beginning of your precombat main phase, add {B} for each charge counter on Altar of Shadows.
{7}, {T}: Destroy target creature. Then put a charge counter on Altar of Shadows.
{3}{B}
Aspect of Lamprey
Enchantment - Aura
Enchant creature you control
When Aspect of Lamprey enters the battlefield, target opponent discards two cards.
Enchanted creature has lifelink.
{3}{B}
Aspect of Lamprey
Enchantment - Aura
Enchant creature you control
When Aspect of Lamprey enters the battlefield, target opponent discards two cards.
Enchanted creature has lifelink.
{3}{B}
Aspect of Lamprey
Enchantment - Aura
Enchant creature you control
When Aspect of Lamprey enters the battlefield, target opponent discards two cards.
Enchanted creature has lifelink.
{3}{B}
Aspect of Lamprey
Enchantment - Aura
Enchant creature you control
When Aspect of Lamprey enters the battlefield, target opponent discards two cards.
Enchanted creature has lifelink.
{3}{B}
Aspect of Lamprey
Enchantment - Aura
Enchant creature you control
When Aspect of Lamprey enters the battlefield, target opponent discards two cards.
Enchanted creature has lifelink.
{3}{B}
Brain Gorgers
Creature - Zombie
When you cast this spell, any player may sacrifice a creature. If a player does, counter Brain Gorgers.
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.)
4 /
2
{4}{B}
Call to the Grave
Enchantment
At the beginning of each player's upkeep, that player sacrifices a non-Zombie creature.
At the beginning of the end step, if no creatures are on the battlefield, sacrifice Call to the Grave.
{5}
Coat of Arms
Artifact
Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)
{1}{B}
Contaminated Ground
Enchantment - Aura
Enchant land
Enchanted land is a Swamp.
Whenever enchanted land becomes tapped, its controller loses 2 life.
{2}{B}
Cursed Minotaur
Creature - Zombie Minotaur
Menace (This creature can't be blocked except by two or more creatures.)
3 /
2
{2}{B}
Dead Reveler
Creature - Zombie
Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)
2 /
3
{X}{B}{B}
Death Denied
Instant - Arcane
Return X target creature cards from your graveyard to your hand.
{B}
Disentomb
Sorcery
Return target creature card from your graveyard to your hand.
{4}
Door of Destinies
Artifact
As Door of Destinies enters the battlefield, choose a creature type.
Whenever you cast a spell of the chosen type, put a charge counter on Door of Destinies.
Creatures you control of the chosen type get +1/+1 for each charge counter on Door of Destinies.
{2}{B}{B}
Drag to the Underworld
Instant
This spell costs {X} less to cast, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)
Destroy target creature.
{3}{B}
Dross Crocodile
Creature - Zombie Crocodile
5 /
1
{1}{B}
Drudge Skeletons
Creature - Skeleton
{B}: Regenerate Drudge Skeletons. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)
1 /
1
{3}{B}
Eat to Extinction
Instant
Exile target creature or planeswalker. Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)
{B}
Fatal Push
Instant
Destroy target creature if it has mana value 2 or less.
Revolt -- Destroy that creature if it has mana value 4 or less instead if a permanent you controlled left the battlefield this turn.
{4}{B}
Finishing Blow
Instant
Destroy target creature or planeswalker.
{B}
Ghastly Demise
Instant
Destroy target nonblack creature if its toughness is less than or equal to the number of cards in your graveyard.
{3}{B}{B}
God-Eternal Bontu
Legendary Creature - Zombie God
Menace
When God-Eternal Bontu enters the battlefield, sacrifice any number of other permanents, then draw that many cards.
When God-Eternal Bontu dies or is put into exile from the battlefield, you may put it into its owner's library third from the top.
5 /
6
{3}{B}
Gravedigger
Creature - Zombie
When Gravedigger enters the battlefield, you may return target creature card from your graveyard to your hand.
2 /
2
{3}{B}{B}
Gray Merchant of Asphodel
Creature - Zombie
When Gray Merchant of Asphodel enters the battlefield, 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.)
2 /
4
{2}{B}
Gutless Ghoul
Snow Creature - Zombie
{1}, Sacrifice a creature: You gain 2 life.
2 /
2
{1}{B}{B}
Hideous End
Instant
Destroy target nonblack creature. Its controller loses 2 life.
{B}
Kaya's Ghostform
Enchantment - Aura
Enchant creature or planeswalker you control
When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.
{1}{B}
Lazotep Reaver
Creature - Zombie Beast
When Lazotep Reaver enters the battlefield, amass 1. (Put a +1/+1 counter on an Army you control. If you don't control one, create a 0/0 black Zombie Army creature token first.)
1 /
2
{3}{B}{B}
Liliana's Mastery
Enchantment
Zombies you control get +1/+1.
When Liliana's Mastery enters the battlefield, create two 2/2 black Zombie creature tokens.
{4}{B}{B}
Liliana, Dreadhorde General
Legendary Planeswalker - Liliana
Whenever a creature you control dies, draw a card.
+1: Create a 2/2 black Zombie creature token.
-4: Each player sacrifices two creatures.
-9: Each opponent chooses a permanent they control of each permanent type and sacrifices the rest.
L:
6
{2}{B}
Lord of the Accursed
Creature - Zombie
Other Zombies you control get +1/+1.
{1}{B}, {T}: All Zombies gain menace until end of turn.
2 /
3
{3}{B}
Lurching Rotbeast
Creature - Zombie Beast
Cycling {B} ({B}, Discard this card: Draw a card.)
4 /
2
{2}{B}
Marauding Boneslasher
Creature - Zombie Minotaur
Marauding Boneslasher can't block unless you control another Zombie.
3 /
3
{3}{B}{B}
Mass of Ghouls
Creature - Zombie Warrior
5 /
3
{1}{B}
Mire's Grasp
Enchantment - Aura
Enchant creature
Enchanted creature gets -3/-3.
{2}{B}
Moaning Wall
Creature - Zombie Wall
Defender
Cycling {2} ({2}, Discard this card: Draw a card.)
0 /
5
{1}{B}{B}
Morbid Plunder
Sorcery
Return up to two target creature cards from your graveyard to your hand.
{3}{B}{B}
Nested Ghoul
Creature - Phyrexian Zombie Warrior
Whenever a source deals damage to Nested Ghoul, create a 2/2 black Phyrexian Zombie creature token.
4 /
2
{B}
Omen of the Dead
Enchantment
Flash
When Omen of the Dead enters the battlefield, return target creature card from your graveyard to your hand.
{2}{B}, Sacrifice Omen of the Dead: Scry 2.
{1}{B}
Pooling Venom
Enchantment - Aura
Enchant land
Whenever enchanted land becomes tapped, its controller loses 2 life.
{3}{B}: Destroy enchanted land.
{4}{B}
Rise from the Grave
Sorcery
Put target creature card from a graveyard onto the battlefield under your control. That creature is a black Zombie in addition to its other colors and types.
{2}{B}
Sewer Shambler
Creature - Zombie
Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
Scavenge {2}{B} ({2}{B}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)
2 /
1
{2}{B}{B}
Skinrender
Creature - Phyrexian Zombie
When Skinrender enters the battlefield, put three -1/-1 counters on target creature.
3 /
3
{1}{B}
Soul Reap
Sorcery
Destroy target nongreen creature. Its controller loses 3 life if you've cast another black spell this turn.
{B}
Spark Harvest
Sorcery
As an additional cost to cast this spell, sacrifice a creature or pay {3}{B}.
Destroy target creature or planeswalker.
{2}{B}
Spark Reaper
Creature - Zombie
{3}, Sacrifice a creature or planeswalker: You gain 1 life and draw a card.
2 /
3
{2}{B}
Stab Wound
Enchantment - Aura
Enchant creature
Enchanted creature gets -2/-2.
At the beginning of the upkeep of enchanted creature's controller, that player loses 2 life.
{X}{B}
Stir the Grave
Sorcery
Return target creature card with mana value X or less from your graveyard to the battlefield.
{3}{B}
Strands of Undeath
Enchantment - Aura
Enchant creature
When Strands of Undeath enters the battlefield, target player discards two cards.
{B}: Regenerate enchanted creature.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{B}{B}
The Elderspell
Sorcery
Destroy any number of target planeswalkers. Choose a planeswalker you control. Put two loyalty counters on it for each planeswalker destroyed this way.
{B}
Unholy Strength
Enchantment - Aura
Enchant creature
Enchanted creature gets +2/+1.
{1}{B}
Walking Corpse
Creature - Zombie
2 /
2
{2}{B}
Warpath Ghoul
Creature - Zombie
3 /
2
{1}{B}
Wight of Precinct Six
Creature - Zombie
Wight of Precinct Six gets +1/+1 for each creature card in your opponents' graveyards.