Commander creatures you own have "Whenever an artifact or creature you control is put into a graveyard from the battlefield, each opponent loses 1 life."

When this enchantment enters, create a 1/1 white Human Soldier creature token. Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life.

Deathtouch Other Zombie creatures you control get +1/+1. Whenever another Zombie you control dies, target opponent loses 1 life.

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.)

Menace When this creature enters, put two -1/-1 counters on target creature you control. Whenever another Zombie you control dies, each opponent loses 1 life.

{T}: Each player loses 1 life for each Zombie on the battlefield.

Tap three untapped creatures you control: Each opponent loses 1 life.

When The Meathook Massacre enters, each creature gets -X/-X until end of turn. Whenever a creature you control dies, each opponent loses 1 life. Whenever a creature an opponent controls dies, you gain 1 life.

Return target nonland permanent you don't control to its owner's hand. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Return target spell or permanent with mana value 1 or greater to its owner's hand. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

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

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

Black creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, each opponent loses 1 life and you gain 1 life.

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

{2}, {T}, Sacrifice this artifact: Search your library for a land card, reveal it, put it into your hand, then shuffle.

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

This artifact enters tapped. {T}: Add two mana of different colors.

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

{T}: Add {C}. {1}, {T}: Add one mana of any color.

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

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

{T}: Add {C}. {T}: Add {U} or {B}. This artifact deals 1 damage to you.

This creature can't block. Sacrifice a creature: Put a +1/+1 counter on this creature.

Defender Sacrifice another creature: This creature gains deathtouch until end of turn.

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

This creature gets +1/+0 for each artifact you control. Sacrifice a creature: Regenerate this creature.

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

Undying (When this creature 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.)

This creature enters 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.

This creature can't block. You may cast this card from your graveyard as long as you control a Zombie.

Menace When this creature enters, search your library for a card with mana value less than or equal to your devotion to black, reveal it, put it into your hand, then shuffle. You lose 3 life. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Persist (When this creature 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.)

This creature can't block. Undying (When this creature 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.)

Deathtouch Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, target player draws two cards and loses 2 life.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Draw two cards.

Whenever a nontoken creature you control dies, this creature deals 1 damage to you and you draw a card.

You draw two cards and you lose 2 life.

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

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.)

Sacrifice any number of artifacts, enchantments, and/or tokens. Return that many creature cards from your graveyard to the battlefield.

Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way onto the battlefield.

When this creature enters, return target creature card from your graveyard to the battlefield. You lose life equal to that card's mana value.

Whenever another artifact or creature you control is put into a graveyard from the battlefield, put an oil counter on this artifact. {2}{B}, {T}, Remove four oil counters from this artifact: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

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

Cast this spell only during combat on an opponent's turn. Return X target creature cards from your graveyard to the battlefield. Sacrifice those creatures at the beginning of the next end step.

At the beginning of your upkeep, you lose 1 life and amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.) Whenever a Zombie token you control with power 6 or greater attacks, it gains lifelink until end of turn.

Whenever this creature or another nontoken Zombie you control dies, create a 2/2 black Zombie creature token.

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

({T}: Add {U} or {B}.) This land enters tapped.

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

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {U}{B}.

This land enters tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

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

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

({T}: Add {U} or {B}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

This land enters tapped. {T}: Add {C}. Whenever this land or another land you control enters, if you control seven or more lands with different names, create a 2/2 black Zombie creature token.

{T}: Add {C}. {T}, Sacrifice a creature: You gain 1 life.

{T}: Add {C}. {T}, Pay 1 life: Add {B}. {2}{B}{B}, {T}, Sacrifice a Desert: Put two -1/-1 counters on target creature an opponent controls. Activate only as a sorcery.

({T}: Add {U}.)

When this land enters, sacrifice it. When you do, search your library for a basic Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

When this land enters, sacrifice it. When you do, search your library for a basic Plains, Island, or Swamp card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

This land enters tapped. {T}: Add {U}. {3}{U}{B}{B}, {T}, Sacrifice this land: Mill four cards, then return a creature card from your graveyard to the battlefield tapped. (To mill a card, put the top card of your library into your graveyard.)

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

({T}: Add {U}.)

({T}: Add {B}.)

({T}: Add {U} or {B}.) This land enters tapped unless you control two or more basic lands.

({T}: Add {B}.)

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

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

{T}: Add {C}. {T}: Add {U} or {B}. This land deals 1 damage to you.

When this creature enters, return a Zombie card at random from your graveyard to your hand.

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

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.

{2}, {T}, Sacrifice a creature: Search your library for a creature card that shares a creature type with the sacrificed creature and has mana value equal to 1 plus that creature's mana value. Put that card onto the battlefield, then shuffle. Activate only as a sorcery.