Return from your graveyard to the battlefield any number of target creature cards that each have a different mana value X or less.

As Agadeem, the Undercrypt enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {B}.

Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

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

Create thirteen tapped 2/2 black Zombie creature tokens.

Flashback {7}{B}{B}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Other Zombies you control get +1/+0.

Bojuka Bog enters the battlefield tapped.

When Bojuka Bog enters the battlefield, exile target player's graveyard.

{T}: Add {B}.

Other Zombie creatures you control get +1/+1.

{2}{B}, {T}: Exile target creature card from a graveyard. Create a 2/2 black Zombie creature token.

As Choked Estuary enters the battlefield, you may reveal an Island or Swamp card from your hand. If you don't, Choked Estuary enters the battlefield tapped.

{T}: Add {U} or {B}.

{3}, {T}, Sacrifice another Zombie: Create two tokens that are copies of the sacrificed creature.

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.)

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

{1}{B}, {T}, Sacrifice a creature: Search your library for a Zombie card and a Swamp card, reveal them, put them into your hand, then shuffle.

Creeping Tar Pit enters the battlefield tapped.

{T}: Add {U} or {B}.

{1}{U}{B}: Creeping Tar Pit becomes a 3/2 blue and black Elemental creature until end of turn and can't be blocked this turn. It's still a land.

Crypt of Agadeem enters the battlefield tapped.

{T}: Add {B}.

{2}, {T}: Add {B} for each black creature card in your graveyard.

{1}{B}, {T}, Discard a card: Create a 2/2 black Zombie creature token.

Tap three untapped Zombies you control: You draw a card and you lose 1 life.

Darkslick Shores enters the battlefield tapped unless you control two or fewer other lands.

{T}: Add {U} or {B}.

{1}, {T}: Add {U}{B}.

Skeletons you control and other Zombies you control get +1/+1 and have deathtouch.

Menace

Negative Energy Cone -- Whenever an attacking creature you control or a blocking creature an opponent controls dies, create a 2/2 black Zombie creature token.

{5}{B}: Return Death Tyrant from your graveyard to the battlefield tapped.

Dimir Aqueduct enters the battlefield tapped.

When Dimir Aqueduct enters the battlefield, return a land you control to its owner's hand.

{T}: Add {U}{B}.

{1}, {T}: Add {U}{B}.

Deathtouch

Other Zombie creatures you control get +1/+1.

Whenever another Zombie you control dies, target opponent loses 1 life.

Diregraf Colossus enters the battlefield with a +1/+1 counter on it for each Zombie card in your graveyard.

Whenever you cast a Zombie spell, create a tapped 2/2 black Zombie creature token.

Each player mills X cards. For each creature card put into a graveyard this way, you create a tapped 2/2 black Zombie creature token.

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp.

{T}: Add {U} or {B}.

Sacrifice X Zombies, then reveal cards from the top of your library until you reveal a number of Zombie creature cards equal to the number of Zombies sacrificed this way. Put those cards onto the battlefield and the rest on the bottom of your library in a random order.

At the beginning of your upkeep, create X 2/2 black Zombie creature tokens, where X is half the number of Zombies you control, rounded down.

When Eternal Skylord enters the battlefield, amass 2. (Put two +1/+1 counters on an Army you control. If you don't control one, create a 0/0 black Zombie Army creature token first.)

Zombie tokens you control have flying.

({T}: Add {U} or {B}.)

Fetid Pools enters the battlefield tapped.

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

Field of the Dead enters the battlefield tapped.

{T}: Add {C}.

Whenever Field of the Dead or another land enters the battlefield under your control, if you control seven or more lands with different names, create a 2/2 black Zombie creature token.

When Fleshbag Marauder enters the battlefield, each player sacrifices a creature.

{B}, {T}, Sacrifice another creature: Create X 2/2 black Zombie creature tokens, where X is the sacrificed creature's power.

When Gisa and Geralf enters the battlefield, mill four cards.

Once during each of your turns, you may cast a Zombie creature spell from your graveyard.

When Gleaming Overseer 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.)

Zombie tokens you control have hexproof and menace.

When Grave Defiler enters the battlefield, reveal the top four cards of your library. Put all Zombie cards revealed this way into your hand and the rest on the bottom of your library in any order.

{1}{B}: Regenerate Grave Defiler.

Whenever a creature you control dies, each other player sacrifices a creature.

Gravecrawler can't block.

You may cast Gravecrawler from your graveyard as long as you control a Zombie.

This spell costs {1} less to cast if an opponent controls no basic lands.

Destroy target creature.

Hagra Broodpit enters the battlefield tapped.

{T}: Add {B}.

Choose a creature type. Return up to two creature cards of that type from your graveyard to the battlefield. If this spell was foretold, return all creature cards of that type from your graveyard to the battlefield instead.

Foretell {5}{B}{B} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

As Herald's Horn enters the battlefield, choose a creature type.

Creature spells you cast of the chosen type cost {1} less to cast.

At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

Flying

Other Zombies you control have flying.

Whenever one or more Zombies you control deal combat damage to one or more of your opponents, you may draw cards equal to the number of opponents dealt damage this way. If you do, discard that many cards.

({T}: Add {U}.)

Black spells you cast cost {1} less to cast.

As Kindred Discovery enters the battlefield, choose a creature type.

Whenever a creature you control of the chosen type enters the battlefield or attacks, draw a card.

{U}{B}, {T}: Create a 1/1 blue and black Zombie Wizard creature token.

{U}{U}{B}{B}: Target player loses X life and mills X cards, where X is the number of Zombies you control.

Zombies you control get +1/+1.

When Liliana's Mastery enters the battlefield, create two 2/2 black Zombie creature tokens.

+1: Create a 2/2 black Zombie creature token. Mill two cards.

-3: Return target creature card from your graveyard to the battlefield. That creature is a black Zombie in addition to its other colors and types.

-7: Destroy all non-Zombie creatures.

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.

Other Zombies you control get +1/+1.

{1}{B}, {T}: All Zombies gain menace until end of turn.

Other Zombie creatures get +1/+1.

{1}{B}, {T}: Return target Zombie card from your graveyard to your hand.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Whenever a Human deals damage to you, destroy it.

Other non-Human creatures you control get +1/+1 and have undying. (When a creature with undying 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.)

{T}: Add {C}.

{1}, {T}, Sacrifice Mind Stone: Draw a card.

Morphic Pool enters the battlefield tapped unless you have two or more opponents.

{T}: Add {U} or {B}.

Lifelink

When Murderous Rider dies, put it on the bottom of its owner's library.

---

Destroy target creature or planeswalker. You lose 2 life. (Then exile this card. You may cast the creature later from exile.)

{T}: Add {C}.

{1}: Mutavault becomes a 2/2 creature with all creature types until end of turn. It's still a land.

Noosegraf Mob enters the battlefield with five +1/+1 counters on it.

Whenever a player casts a spell, remove a +1/+1 counter from Noosegraf Mob. If you do, create a 2/2 black Zombie creature token.

Whenever Noxious Ghoul or another Zombie enters the battlefield, all non-Zombie creatures get -1/-1 until end of turn.

{T}: Add {C}.

{2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

Each player chooses a creature type. Each player returns all creature cards of a type chosen this way from their graveyard to the battlefield.

Menace

When Plague Belcher enters the battlefield, put two -1/-1 counters on target creature you control.

Whenever another Zombie you control dies, each opponent loses 1 life.

As Reflections of Littjara enters the battlefield, choose a creature type.

Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

You have no maximum hand size.

{T}: Add {C}.

Create X 2/2 black Zombie Berserker creature tokens, where X is the number of nontoken creatures that died this turn.

Foretell {B} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Risen Executioner can't block.

Other Zombie creatures you control get +1/+1.

You may cast Risen Executioner from your graveyard if you pay {1} more to cast it for each other creature card in your graveyard.

{T}: Add {U}. If you played a land this turn, add {B} instead.

You may pay {0} rather than pay the mana cost for Zombie creature spells you cast.

Menace

When Rot Hulk enters the battlefield, return up to X target Zombie cards from your graveyard to the battlefield, where X is the number of opponents you have.

Shipwreck Marsh enters the battlefield tapped unless you control two or more other lands.

{T}: Add {U} or {B}.

Deathtouch

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)

When Sidisi, Undead Vizier exploits a creature, you may search your library for a card, put it into your hand, then shuffle.

Flying

Inspired -- Whenever Siren of the Silent Song becomes untapped, each opponent discards a card, then each opponent mills a card.

({T}: Add {U}.)

({T}: Add {B}.)

({T}: Add {B}.)

{T}: Add {C}{C}.

({T}: Add {U} or {B}.)

Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

{T}: Add {C}.

{U/B}, {T}: Add {U}{U}, {U}{B}, or {B}{B}.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Each other player sacrifices a creature. You create a 2/2 black Zombie creature token for each creature sacrificed this way.

Deathtouch

When Tainted Adversary enters the battlefield, you may pay {2}{B} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Tainted Adversary, then create twice that many 2/2 black Zombie creature tokens with decayed. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.)

{T}: Add {C}.

{T}: Add {U} or {B}. Activate only if you control a Swamp.

{T}: Add {C}.

{T}: Add {U} or {B}. Talisman of Dominance deals 1 damage to you.

Temple of Deceit enters the battlefield tapped.

When Temple of Deceit enters the battlefield, scry 1.

{T}: Add {U} or {B}.

At the beginning of your upkeep, each opponent loses X life and you scry X, where X is the number of Zombies you control.

{2}{U}{B}: Exile target creature card from a graveyard. Create a token that's a copy of it, except it's a 4/4 black Zombie.

When The Scarab God dies, return it to its owner's hand at the beginning of the next end step.

Tolaria West enters the battlefield tapped.

{T}: Add {U}.

Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with mana value 0, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Other Zombies you control get +1/+1.

{2}{B}, {T}, Sacrifice a creature: Return a Zombie creature card at random from your graveyard to the battlefield. Activate only during your turn and only if there are at least three Zombie creature cards in your graveyard.

Activated abilities of creatures you control cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.

If a Zombie you control would deal combat damage to a player, instead that player mills that many cards.

Whenever a creature card is put into an opponent's graveyard from their library, exile that card and create a 2/2 black Zombie creature token.

Whenever Undead Augur or another Zombie you control dies, you draw a card and you lose 1 life.

Zombie spells you cast cost {1} less to cast.

Zombie creatures you control get +2/+1.

{T}: Add {C}.

{T}: Add {U} or {B}. Underground River deals 1 damage to you.

{T}: Add {C}.

{B}, {T}: Put target Zombie card from your graveyard on top of your library.

Each land is a Swamp in addition to its other land types.

As Urza's Incubator enters the battlefield, choose a creature type.

Creature spells of the chosen type cost {2} less to cast.

As Vanquisher's Banner enters the battlefield, choose a creature type.

Creatures you control of the chosen type get +1/+1.

Whenever you cast a creature spell of the chosen type, draw a card.

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

When Vizier of the Scorpion 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.)

Zombie tokens you control have deathtouch.

Whenever equipped creature attacks or blocks, it and Zombies you control gain deathtouch until end of turn.

Whenever equipped creature deals combat damage to a player, create that many 2/2 black Zombie creature tokens.

Equip {3}

({T}: Add {U} or {B}.)

As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Whenever another Zombie you control dies, if it didn't have decayed, create a 2/2 black Zombie creature token with decayed. (It can't block. When it attacks, sacrifice it at end of combat.)

At the beginning of your end step, you may sacrifice a Zombie. If you do, draw a card.

Return all Zombie creature cards from your graveyard to the battlefield tapped, then destroy all Humans.

Other Zombie creatures have swampwalk. (They can't be blocked as long as defending player controls a Swamp.)

Other Zombies have "{B}: Regenerate this permanent."