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

Flying Sacrifice a creature: This creature gets +1/+1 until end of turn.

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

When Gothmog enters, amass Orcs 1. (Put a +1/+1 counter on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.) Creature tokens you control have deathtouch.

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

Whenever a creature an opponent controls enters, you may have that player lose 1 life.

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

Flying Devour 1 (As this creature enters, you may sacrifice any number of creatures. It enters with that many +1/+1 counters on it.) Whenever this creature enters or attacks, target opponent loses X life and you gain X life, where X is the number of +1/+1 counters on it.

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.)

Flying Whenever you create or sacrifice a token, each opponent loses 1 life.

Whenever a token you control leaves the battlefield, each opponent loses 1 life and you gain 1 life.

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

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.

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.

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

{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.)

Menace As an additional cost to cast black permanent spells, you may pay 2 life. Those spells cost {B} less to cast if you paid life this way. This effect reduces only the amount of black mana you pay. Whenever you cast a black permanent spell, target creature you control gets +1/+1 and gains menace until end of turn.

({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.

{T}: Add {B}.

Sacrifice a creature: Add one mana of any color.

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

{T}: Add one mana of any color. At the beginning of your upkeep, put a night counter on this artifact. Then if it has eight or more night counters on it, remove all of them and create eight colorless snow artifact tokens named Replicated Ring with "{T}: Add one mana of any color."

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

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.

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.

At the beginning of your end step, you may sacrifice an artifact, creature, enchantment, land, or planeswalker. If you do, each opponent may sacrifice a permanent of their choice that shares a card type with it. For each opponent who doesn't, that player loses 2 life and you draw a card.

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.

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

Whenever a creature you control dies, you draw a card and you lose 1 life.

Flash When this creature enters, draw X cards, where X is the number of creatures that died under your control this turn.

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

Lifelink The Seven-fold Chant — At the beginning of your end step, if a creature died this turn, you draw a card and you lose 1 life. If seven or more creatures died this turn, instead you draw seven cards and you lose 7 life.

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.

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Return up to two target creature cards from your graveyard to your hand. If this spell was bargained, you may put one of those cards with mana value 4 or less onto the battlefield instead of putting it into your hand.

{3}{B}{B}, {T}, Sacrifice X other creatures: Return X target creature cards from your graveyard to the battlefield. {5}{B}{B}: Put this card from your graveyard on top of your library.

When this enchantment enters, you get {E}{E}{E} (three energy counters). Pay X {E}, Sacrifice a creature, Return this enchantment to its owner's hand: Return target creature card with mana value X from your graveyard to the battlefield. Activate only as a sorcery.

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.)

When this creature dies, return it to its owner's hand.

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

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

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

At the beginning of your upkeep, if there are four or more creature cards in your graveyard, return a creature card at random from your graveyard to your hand. Choose a Background (You can have a Background as a second commander.)

As an additional cost to cast this spell, sacrifice a creature. Destroy target creature.

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

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

Destroy target nonblack creature.

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

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

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

Each opponent separates the creatures they control into two piles. For each opponent, you choose one of their piles. Each opponent sacrifices the creatures in their chosen pile. (Piles can be empty.)

Whenever another creature you control enters, target creature an opponent controls gets -1/-1 until end of turn.

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

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) When this creature enters, destroy target nonartifact, nonblack creature. Evoke {1}{B} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Fathomless descent — All creatures get -X/-X until end of turn, where X is the number of permanent cards in your graveyard.