Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

Whenever another permanent enters the battlefield under your control, each opponent mills a card.

{T}: Each player mills a card.

Whenever a permanent becomes untapped, that permanent's controller mills a card.

Whenever an opponent loses life, that player mills that many cards. (Damage causes loss of life.)

At the beginning of your end step, put an influence counter on Palantír of Orthanc and scry 2. Then target opponent may have you draw a card. If that player doesn't, you mill X cards, where X is the number of influence counters on Palantír of Orthanc, and that player loses life equal to the total mana value of those cards.

{2}, {T}: Target opponent mills three cards. Put a land card from their graveyard onto the battlefield tapped under your control. It gains "If this land would leave the battlefield, exile it instead of putting it anywhere else." {10}, {T}, Sacrifice Realmbreaker, the Invasion Tree: Search your library for any number of Praetor cards, put them onto the battlefield, then shuffle.

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

Flying When Abhorrent Overlord enters the battlefield, 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.

Whenever Ayara, First of Locthwain or another black creature enters the battlefield under your control, each opponent loses 1 life and you gain 1 life. {T}, Sacrifice another black creature: Draw a card.

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

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

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 that shares a card type with it. For each opponent who doesn't, that player loses 2 life and you draw a card.

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

Carrion Feeder can't block. Sacrifice a creature: Put a +1/+1 counter on Carrion Feeder.

When Chittering Witch enters the battlefield, create a number of 1/1 black Rat creature tokens equal to the number of opponents you have. {1}{B}, Sacrifice a creature: Target creature gets -2/-2 until end of turn.

When Corpse Augur dies, you draw X cards and you lose X life, where X is the number of creature cards in target player's graveyard.

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 Demon's Disciple enters the battlefield, each player sacrifices a creature or planeswalker.

When Dreadhound enters the battlefield, 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 Eye Collector deals combat damage to a player, each player mills a card.

Deathtouch Exploit (When this creature enters the battlefield, you may sacrifice a creature.) When Fell Stinger exploits a creature, target player draws two cards and loses 2 life.

When Fleshbag Marauder enters the battlefield, each player sacrifices a creature.

When Gray Merchant of Asphodel enters the battlefield, 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.)

Morph {B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) Whenever another nontoken creature you control dies, draw a card.

{T}: Add {B}.

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

Whenever a nontoken creature you control dies, Midnight Reaper deals 1 damage to you and you draw a card.

{T}, Mill a card: Add {C}. (To mill a card, put the top card of your library into your graveyard.)

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

Flash Synaptic Disintegrator — When Necron Deathmark enters the battlefield, destroy up to one target creature and target player mills three cards.

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

Whenever Pawn of Ulamog or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add {C}."

When Plaguecrafter enters the battlefield, each player sacrifices a creature or planeswalker. Each player who can't discards a card.

When Ravenous Chupacabra enters the battlefield, destroy target creature an opponent controls.

{1}{B}: Return Reassembling Skeleton from your graveyard to the battlefield tapped.

When Sling-Gang Lieutenant enters the battlefield, create two 1/1 red Goblin creature tokens. Sacrifice a Goblin: Target player loses 1 life and you gain 1 life.

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

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

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.)

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — The Ring tempts you, then each player mills cards equal to your Ring-bearer's power. II — Destroy all nonlegendary creatures. III — Each opponent loses 1 life for each creature card in that player's graveyard.

At the beginning of your upkeep, put two eon counters on Out of the Tombs, then mill cards equal to the number of eon counters on it. If you would draw a card while your library has no cards in it, instead return a creature card from your graveyard to the battlefield. If you can't, you lose the game.

{B}, Discard a creature card: Return target creature card from your graveyard to your hand.

Flying If damage would be dealt to you, prevent that damage and mill twice that many cards.

At the beginning of each end step, if an opponent lost 2 or more life this turn, you may put a quest counter on Bloodchief Ascension. (Damage causes loss of life.) Whenever a card is put into an opponent's graveyard from anywhere, if Bloodchief Ascension has three or more quest counters on it, you may have that player lose 2 life. If you do, you gain 2 life.

This spell costs {2} less to cast if it targets a legendary creature. Destroy target creature. 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.)

Each player mills three cards. Then you return up to two creature cards from your graveyard to your hand. (To mill three cards, a player puts the top three cards of their library into their graveyard.)

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

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

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

Crypt of Agadeem enters the battlefield tapped. {T}: Add {B}. {2}, {T}: Add {B} for each black creature card in your graveyard.

Myriad Landscape enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Myriad Landscape: 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}.)

Each player mills ten cards. For each player, choose a creature or planeswalker card in that player's graveyard. Put those cards onto the battlefield under your control. Then each creature you control becomes a Phyrexian in addition to its other types.

Each player discards all the cards in their hand, then draws that many cards minus one.

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

Each player mills X cards. For each creature card put into a graveyard this way, you create a tapped 2/2 black Zombie creature token.

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.

You draw two cards and you lose 2 life.

Put all creature cards from all graveyards onto the battlefield under your control.

Target player draws two cards and loses 2 life.

You may spend mana as though it were mana of any color to activate abilities of creatures you control. Creatures you control with +1/+1 counters on them have all activated abilities of all creature cards exiled with Agatha's Soul Cauldron. {T}: Exile target card from a graveyard. When a creature card is exiled this way, put a +1/+1 counter on target creature you control.

Players have no maximum hand size. At the beginning of each player's draw step, that player draws an additional card, then discards a card.

Target player mills two cards, draws two cards, and loses 2 life. (To mill a card, a player puts the top card of their library into their graveyard.)

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.

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.

At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature. If a land is tapped for mana, it produces {B} instead of any other type and amount.

Flying, trample Pay 2 life: 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 a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time. {B/P}{B/P}, Exile three creature cards from your graveyard: Put an indestructible counter on Drivnod, Carnage Dominus. ({B/P} can be paid with either {B} or 2 life.)

Put any number of target creature cards from your graveyard on top of your library. Draw a card.

Put any number of target creature cards from your graveyard on top of your library. Draw a card.

Destroy target nonartifact creature. Its controller mills cards equal to that creature's power.

{5}, {T}: Target player mills X cards, where X is the number of cards in that player's graveyard.

Sacrifice any number of artifacts, enchantments, and/or tokens. Return that many creature cards from your graveyard to the battlefield.

+1: Each player discards a card. −2: Target player sacrifices a creature. −6: Separate all permanents target player controls into two piles. That player sacrifices all permanents in the pile of their choice.

Flying When Marsh Flitter enters the battlefield, create two 1/1 black Goblin Rogue creature tokens. Sacrifice a Goblin: Marsh Flitter has base power and toughness 3/3 until end of turn.

When Merciless Executioner enters the battlefield, each player sacrifices a creature.

Flying At the beginning of combat on your turn, each player mills three cards.

Exchange your graveyard and library. Then shuffle your library.

Until end of turn, target creature you control gains "When this creature dies, return it to the battlefield tapped under its owner's control, then create a Wicked Role token attached to it." (Enchanted creature gets +1/+1. When this Aura is put into a graveyard, each opponent loses 1 life.)

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

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

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

{T}, Sacrifice another creature or an artifact: For each opponent, you mill a card, then return that card from your graveyard to your hand unless that player pays 3 life. (To mill a card, put the top card of your library into your graveyard.) Choose a Background (You can have a Background as a second commander.)

When The Meathook Massacre enters the battlefield, each creature gets -X/-X until end of turn. Whenever a creature you control dies, each opponent loses 1 life. Whenever a creature an opponent controls dies, you gain 1 life.

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.)

{1}, Sacrifice a creature: Target player reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard.

Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.

{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

{3}: Each player mills two cards.

({T}: Add {B}.) Witch's Cottage enters the battlefield tapped unless you control three or more other Swamps. When Witch's Cottage enters the battlefield untapped, you may put target creature card from your graveyard on top of your library.

At the beginning of each upkeep, if you control no Snakes, create a 1/1 black Snake creature token with deathtouch.