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.

Whenever this creature or another creature dies, target player loses 1 life and you gain 1 life.

Whenever one or more creature cards leave your graveyard, create a 1/1 black Bat creature token with flying.

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

Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad deals 1 damage to each opponent. {1}{B}: Each player mills a card. (They each put the top card of their library into their graveyard.)

When this creature dies, each player sacrifices a creature of their choice.

Sacrifice this creature: You gain 3 life.

When this creature dies, create a 2/2 black Zombie creature token.

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

When this creature dies, scry 1 and create a Treasure token. (To scry 1, look at the top card of your library. You may put that card on the bottom. A Treasure token is an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

When this creature dies, create a 1/1 colorless Phyrexian Myr artifact creature token.

When this creature dies, it deals 2 damage to each opponent and you gain 2 life.

When Sling-Gang Lieutenant enters, create two 1/1 red Goblin creature tokens. Sacrifice a Goblin: Target player loses 1 life and you gain 1 life.

Whenever Ayara or another black creature you control enters, each opponent loses 1 life and you gain 1 life. {T}, Sacrifice another black creature: Draw a card.

This creature can't block. When this creature enters, you draw a card and you lose 1 life. {2}{B}{B}: Return this card from your graveyard to your hand.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

When this creature dies, choose one. If you have exactly 13 life, you may choose both instead. • You draw a card and you lose 1 life. • Exile target opponent's graveyard. That player loses 1 life.

Morph {B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) Whenever another nontoken creature you control dies, draw a card.

This creature enters with two +1/+1 counters on it. {1}, Discard a card: Put a +1/+1 counter on this creature. Remove two +1/+1 counters from this creature: Draw a card.

{1}, Sacrifice a Scarecrow: Draw a card. {4}, {T}: Return target artifact creature card from your graveyard to the battlefield.

When this creature enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") {1}{B}, Sacrifice another creature or a Treasure: Draw a card.

Flying When this creature enters, draw a card.

Devoid (This card has no color.) Flying At the beginning of your upkeep, sacrifice a creature. Whenever you sacrifice a creature, draw a card.

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

This land enters tapped. When this land enters, exile target player's graveyard. {T}: Add {B}.

{T}: Add {C}. {T}, Sacrifice a creature: 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.

This land enters tapped with two depletion counters on it. {T}, Remove a depletion counter from this land: Add {B}{B}. If there are no depletion counters on this land, sacrifice it.

You have no maximum hand size. {T}: Add {C}.

({T}: Add {B}.)

Until end of turn, target creature gets +1/+0 and gains indestructible. (Damage and effects that say "destroy" don't destroy it.)

Enchant creature Enchanted creature gets +1/+1. Sacrifice a creature: Regenerate enchanted creature.

Until end of turn, target creature gains "When this creature dies, return it to the battlefield tapped under its owner's control with a +1/+1 counter on it."

Enchant creature Enchanted creature has deathtouch and indestructible. Morph—Sacrifice another creature. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) As this Aura is turned face up, you may attach it to a creature.

Enchant creature or planeswalker you control When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.

Equipped creature gets +1/+2 and has hexproof. (It can't be the target of spells or abilities your opponents control.) Equip {3}

Choose one — • Put a +1/+1 counter on target creature. • Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control."

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.) Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

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

Sacrifice this creature: Add {B}.

Add {B}{B}{B}.

Defender When this creature dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

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

Whenever this creature or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this token: Add {C}."

When this creature dies, choose one — • Target creature an opponent controls gets -1/-1 until end of turn. • Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Devoid (This card has no color.) Whenever another nontoken creature you control dies, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add {C}." ({C} represents colorless mana.)

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

{T}, Sacrifice a black or artifact creature: Add an amount of {B} equal to the sacrificed creature's mana value.

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

When this creature enters, destroy target creature with power 4 or greater. It can't be regenerated. Madness {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.)

Flying Echo {2}{B} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters, destroy target nonartifact, nonblack creature.

Target creature gets -1/-1 until end of turn for each Swamp you control.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

Destroy target creature. You lose 2 life.

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

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

{1}{B}, Sacrifice an artifact or creature: Draw a card.

Sacrifice a creature: Put a charge counter on Spawning Pit. {1}, Remove two charge counters from Spawning Pit: Create a 2/2 colorless Spawn artifact creature token.

{1}, Sacrifice a creature: Look at the top two cards of target opponent's library, then exile one of them.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

As an additional cost to cast this spell, pay {4} or sacrifice an artifact or creature. Destroy target creature or planeswalker.

{B}, {T}, Sacrifice this creature: Return target creature card from your graveyard to the battlefield. That creature gains haste. At the beginning of the next end step, sacrifice it.

As an additional cost to cast this spell, sacrifice two creatures. Draw three cards.

Whenever a creature dies, put a charge counter on this enchantment. At the beginning of your first main phase, add {B} for each charge counter on this enchantment.

Attacking Pests you control get +1/+0 and have menace. Whenever a nontoken creature you control dies, create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life."

As an additional cost to cast this spell, sacrifice a creature or discard a card. Destroy target creature or planeswalker.

When this creature enters, each opponent discards a card.

{2}, {T}: Add {B} for each Swamp you control.

Add {B}{B}{B}. Threshold — Add {B}{B}{B}{B}{B} instead if seven or more cards are in your graveyard.

When this creature enters, each opponent loses 1 life and you gain 1 life. Sacrifice a Food: Return this card from your graveyard to the battlefield.

{T}: Add one mana of any color in your commander's color identity. Sacrifice this artifact: Draw a card.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards.

{T}: Add {B}. Whenever a creature you control dies, put a corpse counter on this artifact. {4}{B}{B}, {T}, Sacrifice this artifact: Create a 2/2 black Zombie creature token with decayed for each corpse counter on this artifact. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.)

Indestructible Equipped creature has indestructible. Equip {2}

Whenever another creature dies, you may gain 1 life.

Flash Whenever a creature you control dies, each opponent sacrifices a creature of their choice.

If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time. {B/P}{B/P}, Exile three creature cards from your graveyard: Put an indestructible counter on Drivnod. ({B/P} can be paid with either {B} or 2 life.)

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

When this creature dies, return another target creature card from your graveyard to your hand.

As an additional cost to cast this spell, sacrifice a creature or pay {3}{B}. Exile target creature or planeswalker.

When this creature enters, each opponent discards a card.

When this creature dies, each opponent discards a card.

Each opponent loses X life. You gain life equal to the life lost this way.

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control and you create a Treasure token." (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Flying Whenever this creature or another creature dies, target player loses 1 life and you gain 1 life.

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

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.)

{1}, Sacrifice a creature: Each opponent loses 1 life and you gain 1 life.

{T}: Add {B}.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

Whenever one or more other creatures die, draw a card. This ability triggers only once each turn.

All creatures get -1/-1 until end of turn for each Swamp you control.