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.

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

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

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

This artifact enters tapped. As this artifact enters, choose a color. {T}: Add one mana of the chosen color.

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

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

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

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

{4}, {T}: Put a fate counter on target permanent. {5}, {T}, Sacrifice this artifact: Destroy each nonland permanent without a fate counter on it, then remove all fate counters from all permanents.

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

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

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.

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

Flying Whenever this creature enters or attacks, target opponent sacrifices a creature or planeswalker of their choice, discards a card, and loses 3 life. You draw a card and gain 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.

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

This creature can't block. This creature has haste as long as an opponent has 10 or less life. Landfall — Whenever a land you control enters, you may return this card from your graveyard to the battlefield.

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}.

When this creature enters, sacrifice another creature. You gain X life and draw X cards, where X is that creature's power.

{1}, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness.

Indestructible As long as your devotion to black is less than five, Erebos isn't a creature. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.) Your opponents can't gain life. {1}{B}, Pay 2 life: Draw a card.

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

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.)

({B/P} can be paid with either {B} or 2 life.) Lifelink For each {B} in a cost, you may pay 2 life rather than pay that mana. Whenever you cast a black spell, put a +1/+1 counter on K'rrik.

Flying When Kokusho dies, each opponent loses 5 life. You gain life equal to the life lost this way.

When this creature enters, creatures your opponents control get -2/-2 until end of turn. Whenever a creature an opponent controls dies, that player loses 2 life.

When this creature enters, destroy target nonland permanent an opponent controls.

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.)

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

When this creature enters, each player sacrifices a creature or planeswalker of their choice. Each player who can't discards a card.

When this creature enters, destroy target creature an opponent controls.

Flying, trample Pay 2 life, Sacrifice another creature: Search your library for a card, put that card into your hand, then shuffle.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) At the beginning of your upkeep, return target creature card from your graveyard to the battlefield. At the beginning of each opponent's upkeep, that player sacrifices a creature of their choice.

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

Sacrifice a creature: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Pay 1 life, Sacrifice another creature: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Protection from Humans Pay 1 life, Sacrifice another creature: Put a -1/-1 counter on up to one target creature and draw a card. {B}{B}, Discard a card: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Enchant creature card in a graveyard When this Aura enters, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with this Aura." Return enchanted creature card to the battlefield under your control and attach this Aura to it. When this Aura leaves the battlefield, that creature's controller sacrifices it. Enchanted creature gets -1/-0.

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

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

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

Add {B}{B}{B}.

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

Search your library for a card, put that card into your graveyard, then shuffle.

Target creature gets -1/-1 until end of turn. Morbid — That creature gets -13/-13 until end of turn instead if a creature died this turn.

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

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

{T}: Add {C}. {T}, Sacrifice this land: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

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

{T}: Add {C}. {T}, Sacrifice a creature: Add one mana of any color. {X}{2}, {T}, Sacrifice a Desert: Exile target creature card with mana value X from your graveyard. Create a token that's a copy of it, except it's a 4/4 black Zombie. Activate only as a sorcery.

{T}: Add {C}. {3}, {T}, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness.

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

({T}: Add {B}.)

{T}: Add {C}. {2}, {T}: This land becomes a copy of target land, except it has this ability.

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

You may have this land enter tapped as a copy of any land on the battlefield.

{T}: Add {C}. {1}{B}, {T}: Put target creature card from your graveyard on top of your library.

Search your library for up to three creature cards, put them into your graveyard, then shuffle.

Destroy all creatures. They can't be regenerated.

Search your library for a card, put that card into your hand, then shuffle.

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

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

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.

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

Search target opponent's library for a card and exile it face down. Then that player shuffles. You may play that card for as long as it remains exiled.

{B}, Sacrifice a creature: Destroy target nonblack creature.

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.)

As an additional cost to cast this spell, discard a card or pay 3 life. Destroy target creature or planeswalker.

Put X -1/-1 counters on each creature. Shuffle Black Sun's Zenith into its owner's library.

{3}, Sacrifice this creature: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

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.

When this creature enters, choose one — • Create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life." • You draw a card and you lose 1 life. • Exile target player's graveyard.

Indestructible (Effects that say "destroy" don't destroy this artifact.) {T}: Add one mana of any color.

Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way. Cycling {3}{B}{B} ({3}{B}{B}, Discard this card: Draw a card.) When you cycle this card, all creatures get -2/-2 until end of turn.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Sacrifice a creature: Regenerate this creature. Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Surveil 2, then draw two cards. You lose 2 life. (To 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.)

Deathtouch Whenever this creature enters or attacks, create two 2/2 black Zombie creature tokens.

At the beginning of your upkeep, you draw X cards and you lose X life, where X is the number of Zombies you control.

Change the target of target spell with a single target. You lose life equal to that spell's mana value.

You may look at the top card of your library any time. You may cast spells from the top of your library by sacrificing a nonland permanent in addition to paying their other costs.

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

Fabricate 1 (When this creature enters, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.) Whenever another creature or artifact you control is put into a graveyard from the battlefield, each opponent loses 1 life.

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