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."

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

{1}{B}, {T}: Each opponent loses 2 life. Activate only if a creature died this turn.

Flying Whenever you gain life, target opponent loses that much life.

At the beginning of your end step, each opponent loses 1 life and you gain 1 life.

When this creature enters, mill three cards. (Put the top three cards of your library into your graveyard.) Whenever a creature dies or a creature card is put into a graveyard from a library, each opponent loses 1 life.

Whenever you gain life, each opponent loses 1 life.

When this creature dies, each opponent loses 2 life and you gain 2 life.

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

Each opponent loses 1 life for each creature you control.

Whenever you gain life, each opponent loses 1 life.

Flying When this creature dies, each opponent loses 2 life and you gain 2 life.

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

When this creature dies, each opponent loses 1 life and you gain 1 life.

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 opponent loses 2 life.

When this creature enters, each opponent loses 2 life and you gain 2 life.

Whenever another creature you control dies, this creature deals 1 damage to each opponent and you gain 1 life.

Whenever one or more other creatures you control die, each opponent loses 2 life and you gain 2 life. This ability triggers only once each turn.

Flying Toxic Spores — At the beginning of your end step, if a permanent you controlled left the battlefield this turn, each opponent loses 3 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.

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

Casualty 3 (As you cast this spell, you may sacrifice a creature with power 3 or greater. When you do, copy this spell.) You draw X cards and you lose X life.

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.")

Whenever a Swamp you control enters, choose one — • You draw a card and you lose 1 life. • This creature deals 2 damage to any target and you gain 2 life.

{1}{B}, Sacrifice a creature: You gain 1 life and draw a card.

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

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

({T}: Add {B}.) This land enters tapped. {B}, {T}: Each opponent loses 1 life. Activate only if you control two or more black permanents.

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.

({T}: Add {B}.)

Commander creatures you own get +3/+3 and have flying, deathtouch, "Ward—Pay 3 life," and "At the beginning of your upkeep, sacrifice a creature."

{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.

This artifact enters tapped. {T}: Add {B}.

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

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

Whenever you draw your second card each turn, each opponent loses 2 life and you gain 2 life. When this creature dies, return another target creature card with mana value 3 or less from your graveyard to the battlefield.

This spell costs {3} less to cast if it targets a creature card with mana value 3 or less. Return target creature card from your graveyard to the battlefield.

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of your upkeep, return target creature card from your graveyard to your hand. • Dragons — At the beginning of your upkeep, each opponent loses 2 life and you gain 2 life.

{1}{B}: Return this card from your graveyard to the battlefield tapped.

Destroy all creatures. Lands you control don't untap during your next untap step.

Flying Whenever this creature or another creature you control dies, each opponent sacrifices a creature of their choice.

Destroy all creatures. Each player loses life equal to the number of creatures they controlled that were destroyed this way.

Choose one — • Target creature gets -X/-X until end of turn. You gain X life. • Exile up to twice X target cards from graveyards.

Destroy target creature or planeswalker.

Each player sacrifices six creatures of their choice. You create six tapped 2/2 black Zombie creature tokens.

Menace When this creature enters, you may destroy another target creature. If a creature is destroyed this way, you gain life equal to its toughness.

Choose two — • Target player loses X life. • Return target creature card with mana value X or less from your graveyard to the battlefield. • Target creature gets -X/-X until end of turn. • Up to X target creatures gain fear until end of turn. (They can't be blocked except by artifact creatures and/or black creatures.)

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

Flying When this creature enters, create a number of 1/1 black Harpy creature tokens with flying equal to your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.) At the beginning of your upkeep, sacrifice a creature.

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.)

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

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.