Flying, trample

You can't win the game and your opponents can't lose the game.

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

Enchant creature card in a graveyard

When Animate Dead enters the battlefield, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with Animate Dead." Return enchanted creature card to the battlefield under your control and attach Animate Dead to it. When Animate Dead leaves the battlefield, that creature's controller sacrifices it.

Enchanted creature gets -1/-0.

{T}: Add {C}.

{1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.

Black creatures get +1/+1.

Barren Moor enters the battlefield tapped.

{T}: Add {B}.

Cycling {B} ({B}, Discard this card: Draw a card.)

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

Whenever a creature dies, put a +1/+1 counter on equipped creature. If equipped creature is a Vampire, put two +1/+1 counters on it instead.

Equip {1}

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.

Flying

At the beginning of your upkeep, target player draws a card and loses 1 life.

Bojuka Bog enters the battlefield tapped.

When Bojuka Bog enters the battlefield, exile target player's graveyard.

{T}: Add {B}.

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

Flying

Whenever Butcher of Malakir or another creature you control dies, each opponent sacrifices a creature.

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

Sacrifice Commander's Sphere: Draw a card.

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}.

Crypt of Agadeem enters the battlefield tapped.

{T}: Add {B}.

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

{1}, {T}: Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

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

Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, add {B}{B}{B}.

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 Decree of Pain, all creatures get -2/-2 until end of turn.

Flying

Lieutenant -- As long as you control your commander, Demon of Wailing Agonies gets +2/+2 and has "Whenever Demon of Wailing Agonies deals combat damage to a player, that player sacrifices a creature."

Flash

Whenever a creature you control dies, each opponent sacrifices a creature.

({B/P} can be paid with either {B} or 2 life.)

Target creature gets -5/-5 until end of turn.

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.)

Equipped creature gets +1/+0.

When equipped creature deals combat damage to a player, unattach Elbrus, the Binding Blade, then transform it.

Equip {1}

Flying, intimidate, trample (A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Whenever a player loses the game, put thirteen +1/+1 counters on Withengar Unbound.

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.

Whenever equipped creature attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped.

Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

{1}{B}, Sacrifice another creature: Put two +1/+1 counters on Flesh Carver.

When Flesh Carver dies, create an X/X black Horror creature token, where X is Flesh Carver's power.

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

Target opponent loses 1 life for each attacking creature you control. You gain that much life.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

{X}{B}: Put target artifact or creature card with mana value X from an opponent's graveyard onto the battlefield under your control tapped. Then that player mills X cards.

{T}: Add {C}.

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

Equipped creature gets +2/+2 and has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Whenever Grafted Exoskeleton becomes unattached from a permanent, sacrifice that permanent.

Equip {2}

Deathtouch

Whenever Grave Titan enters the battlefield or attacks, create two 2/2 black Zombie creature tokens.

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.)

You may choose not to untap Helm of Possession during your untap step.

{2}, {T}, Sacrifice a creature: Gain control of target creature for as long as you control Helm of Possession and Helm of Possession remains tapped.

Whenever an ability of equipped creature is activated, if it isn't a mana ability, copy that ability. You may choose new targets for the copy.

Equip {3}

Choose an opponent. You and that player each sacrifice a creature. Each player who sacrificed a creature this way draws two cards.

Choose an opponent. Return a creature card from your graveyard to the battlefield, then that player returns a creature card from their graveyard to the battlefield.

For each creature, its controller sacrifices it unless they pay X life.

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +1/+1 for each Swamp you control.

Equip {B/P}{B/P} ({B/P} can be paid with either {B} or 2 life.)

+1: Target player discards a card.

-2: Search your library for a card, then shuffle and put that card on top.

-8: Put all creature cards from all graveyards onto the battlefield under your control.

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

Morbid -- When you cast this spell, if a creature died this turn, you may copy Malicious Affliction and may choose a new target for the copy.

Destroy target nonblack creature.

Whenever Mardu Strike Leader attacks, create a 2/1 black Warrior creature token.

Dash {3}{B} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

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

Imprint -- Whenever a nontoken creature dies, you may exile that card. If you do, return each other card exiled with Mimic Vat to its owner's graveyard.

{3}, {T}: Create a token that's a copy of a card exiled with Mimic Vat. It gains haste. Exile it at the beginning of the next end step.

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

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.

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

{B}: Nantuko Shade gets +1/+1 until end of turn.

Destroy all creatures, then return a creature card put into a graveyard this way to the battlefield under your control. It's a black Zombie in addition to its other colors and types. Exile Necromantic Selection.

+2: Each opponent loses 1 life. You gain life equal to the life lost this way.

-2: Create a 5/5 black Demon creature token with flying. You lose 2 life.

-8: You get an emblem with "{1}{B}, Sacrifice a creature: You gain X life and draw X cards, where X is the sacrificed creature's power."

Ob Nixilis of the Black Oath can be your commander.

Flying

When Overseer of the Damned enters the battlefield, you may destroy target creature.

Whenever a nontoken creature an opponent controls dies, create a tapped 2/2 black Zombie creature token.

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}."

Polluted Mire enters the battlefield tapped.

{T}: Add {B}.

Cycling {2} ({2}, Discard this card: Draw a card.)

Choose two --

• Target player loses X life.

• Return target creature card with mana value X or less from your graveyard to the battlefield.

• Target creature gets -X/-X until end of turn.

• Up to X target creatures gain fear until end of turn. (They can't be blocked except by artifact creatures and/or black creatures.)

Deathtouch

At the beginning of combat on your turn, choose an opponent at random. Raving Dead attacks that player this combat if able.

Whenever Raving Dead deals combat damage to a player, that player loses half their life, rounded down.

Flying

Morbid -- At the beginning of each end step, if a creature died this turn, destroy target non-Demon creature.

Each player sacrifices a creature. Create an X/X black Demon creature token with flying, where X is the total power of the creatures sacrificed this way.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

When Sepulchral Primordial enters the battlefield, 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.

Morbid -- {T}, Tap two untapped creatures you control: Create a 5/5 black Demon creature token with flying. Activate only if a creature died this turn.

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

+2: Sorin Markov deals 2 damage to any target and you gain 2 life.

-3: Target opponent's life total becomes 10.

-7: You control target player during that player's next turn.

Create an X/X black Horror creature token, where X is the number of creatures that died this turn.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Until end of turn, creatures target player controls lose all abilities and have base power and toughness 0/2.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)

Equip {1}

Equipped creature has "{2}, {T}: This creature deals 1 damage to any target" and "Whenever a creature dies, untap this creature."

Whenever a Shaman creature enters the battlefield, you may attach Thornbite Staff to it.

Equip {4}

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.

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

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

Cast this spell only during combat on an opponent's turn.

Return X target creature cards from your graveyard to the battlefield. Sacrifice those creatures at the beginning of the next end step.

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.