Mill three cards, then you may return a creature card from your graveyard to your hand. (To mill three cards, put the top three cards of your library into your graveyard.)

Add {B}{B}{B}.

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

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.")

Destroy target nonartifact creature.

This spell costs {1} less to cast for each creature card in your graveyard. Exile target creature or planeswalker.

Choose one — • Each opponent sacrifices a nontoken creature of their choice. • Each opponent sacrifices a creature token of their choice. • Each opponent sacrifices a planeswalker of their choice.

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.

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

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

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

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

{T}: Mill two cards. {2}, Exile this artifact: Shuffle any number of target cards from your graveyard into your library.

{T}: Put an oil counter on this artifact. {T}: Add {C}. Activate only if this artifact has two or more oil counters on it. {1}, {T}: Draw a card. Activate only if this artifact has five or more oil counters on it.

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

This land enters tapped. {T}: Add {B}. {2}, {T}: Add {B} for each black creature card in your graveyard.

{T}: Add {C}. {T}: Add one mana of any color. Activate only if this land entered this turn. {3}, {T}: Create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This token can't block." (Players dealt combat damage by it also get a poison counter.)

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}.)

This land enters tapped. {T}: Add {B}. {1}{B}, {T}, Sacrifice this land: Draw a card.

This land enters with two oil counters on it. {T}: Add {C}. {T}, Remove an oil counter from this land: Put an oil counter on target artifact or creature you control. Activate only as a sorcery.

Flying At the beginning of each opponent's end step, that player chooses up to two creatures they control, then sacrifices the rest.

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

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

When this creature dies, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add {C}."

Flying When this creature enters or dies, mill two cards. (Put the top two cards of your library into your graveyard.)

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

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.

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

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

When this creature enters, target player mills two cards. When this creature dies, target creature you don't control gets -1/-1 until end of turn.

When this creature dies, put target creature card from your graveyard on top of your library. Dredge 4 (If you would draw a card, you may mill four cards instead. If you do, return this card from your graveyard to your hand.)

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.)

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

Whenever a token you control leaves the battlefield, put a +1/+1 counter on Nadier. When Nadier leaves the battlefield, create a number of 1/1 green Elf Warrior creature tokens equal to its power. Partner (You can have two commanders if both have partner.)

Flying This creature enters with two oil counters on it. This creature gets +1/+1 for each oil counter on it. Whenever another creature or artifact you control is put into a graveyard from the battlefield, put an oil counter on this creature.

{T}: Search your library for a card, put it into your graveyard, then shuffle. If it's an instant or sorcery card, put a +1/+1 counter on this creature.

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.

Trample Whenever a source deals damage to this creature, that source's controller sacrifices that many permanents of their choice.

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.

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

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.) When this creature enters, for each opponent, you may put up to one target creature card from that player's graveyard onto the battlefield under your control.

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.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When this creature dies, create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This token can't block."

When this creature enters or dies, mill three cards. (Put the top three cards of your library into your graveyard.)

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.)

Whenever one or more cards leave your graveyard, create a tapped 2/2 black Zombie creature token. Partner (You can have two commanders if both have partner.)

When this creature enters, mill three cards. (Put the top three cards of your library into your graveyard.) When this creature dies, you may exile it. When you do, return target creature card from your graveyard to your hand.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) When this creature enters, search your library for a card, put that card into your graveyard, then shuffle.

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.

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.

{B}, Pay 2 life: Draw a card.

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

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

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

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.)

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

You draw two cards and you lose 2 life. Each opponent gets a poison counter.

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.)

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

Target player draws two cards and loses 2 life.

Return target creature card with mana value 3 or less from your graveyard to the battlefield. Cycling {2} ({2}, Discard this card: Draw a card.)

Put target creature card from a graveyard onto the battlefield under your control. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)