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.

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

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.

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

Choose a creature type. Creatures that aren't of the chosen type get -3/-3 until end of turn.

Destroy all creatures. They can't be regenerated.

Choose a creature type. Destroy all creatures that aren't of the chosen type.

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.

Skeletons you control and other Zombies you control get +1/+1 and have deathtouch. (Any amount of damage they deal to a creature is enough to destroy it.)

Creatures you control get +1/+1 and have flying and indestructible. At the beginning of your upkeep, sacrifice a creature. If you can't, sacrifice this artifact.

Zombies you control get +1/+1. When this enchantment enters, create two 2/2 black Zombie creature tokens.

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.

This creature can't block. Other Zombie creatures you control get +1/+1. You may cast this creature from your graveyard if you pay {1} more to cast it for each other creature card in your graveyard.

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.

As this artifact enters, choose a color. Creatures you control of the chosen color get +1/+1. Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Whenever you tap a Swamp for mana, add an additional {B}.

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

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

Destroy target creature. You lose 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.) Destroy target creature or planeswalker. Each creature that convoked Lethal Scheme connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on that creature.)

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.) Destroy target creature or planeswalker. Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

If you control a Swamp, you may pay 4 life rather than pay this spell's mana cost. Destroy target nonblack creature. It can't be regenerated.

You draw three cards and you lose 3 life.

You draw three cards and you lose 3 life.

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.

Choose a creature type. Target player draws X cards and loses X life, where X is the number of creatures they control of the chosen type.

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

Scry 2, then draw two cards. You lose 2 life. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Target player draws two cards and loses 2 life.

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

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.) This artifact enters with a charge counter on it for each time it was kicked. {T}: Add {C} for each charge counter on this artifact.

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

{T}: Add three mana of any one color.

As this artifact enters, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color.

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

This artifact enters tapped. This artifact has all activated abilities of all lands on the battlefield. You may spend mana as though it were mana of any color to pay the activation costs of this artifact's abilities.

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

Nyx Lotus enters tapped. {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.)

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

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

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.)

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.

Deathtouch Whenever this creature deals combat damage to a player, that player discards a card and you create a tapped 2/2 black Zombie creature token.

Flying When this creature enters, you may destroy target creature. Whenever a nontoken creature an opponent controls dies, create a tapped 2/2 black Zombie creature token.

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

{T}: Add {C}. {3}, {T}: Add {B} for each basic Swamp you control.

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 {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.)

({T}: Add {B}.)

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.

Creatures you control have lifelink. {2}{B}{B}, {T}: Return target creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. Activate only as a sorcery.