At the beginning of each opponent's end step, that player chooses up to two creatures they control, then sacrifices the rest.
5 /
4
{3}{B}{B}
Archfiend of Ifnir
Creature - Demon
Flying
Whenever you cycle or discard another card, put a -1/-1 counter on each creature your opponents control.
Cycling {2} ({2}, Discard this card: Draw a card.)
5 /
4
{3}
Ashnod's Altar
Artifact
Sacrifice a creature: Add {C}{C}.
{3}{B}{B}
Awaken the Erstwhile
Sorcery
Each player discards all the cards in their hand, then creates that many 2/2 black Zombie creature tokens.
{3}{B}{B}
Banshee of the Dread Choir
Creature - Spirit
Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)
Whenever Banshee of the Dread Choir deals combat damage to a player, that player discards a card.
4 /
4
{2}{B}{B}
Barter in Blood
Sorcery
Each player sacrifices two creatures.
{2}{B}
Bloodhusk Ritualist
Creature - Vampire Shaman
Multikicker {B} (You may pay an additional {B} any number of times as you cast this spell.)
When Bloodhusk Ritualist enters the battlefield, target opponent discards a card for each time it was kicked.
2 /
2
--
Bojuka Bog
Land
Bojuka Bog enters the battlefield tapped.
When Bojuka Bog enters the battlefield, exile target player's graveyard.
{T}: Add {B}.
{3}{B}{B}{B}
Bolas's Citadel
Legendary Artifact
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.
{4}{B}
Bone Miser
Creature - Zombie Wizard
Whenever you discard a creature card, create a 2/2 black Zombie creature token.
Whenever you discard a land card, add {B}{B}.
Whenever you discard a noncreature, nonland card, draw a card.
4 /
4
{3}
Bontu's Monument
Legendary Artifact
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.
{5}{B}{B}
Butcher of Malakir
Creature - Vampire Warrior
Flying
Whenever Butcher of Malakir or another creature you control dies, each opponent sacrifices a creature.
5 /
4
--
Cabal Coffers
Land
{2}, {T}: Add {B} for each Swamp you control.
--
Cabal Stronghold
Land
{T}: Add {C}.
{3}, {T}: Add {B} for each basic Swamp you control.
{4}{B}{B}
Capital Punishment
Sorcery
Council's dilemma -- Starting with you, each player votes for death or taxes. Each opponent sacrifices a creature for each death vote and discards a card for each taxes vote.
--
Castle Locthwain
Land
Castle Locthwain enters the battlefield tapped unless you control a Swamp.
{T}: Add {B}.
{1}{B}{B}, {T}: Draw a card, then you lose life equal to the number of cards in your hand.
{2}{B}{B}
Court of Ambition
Enchantment
When Court of Ambition enters the battlefield, you become the monarch.
At the beginning of your upkeep, each opponent loses 3 life unless they discard a card. If you're the monarch, instead each opponent loses 6 life unless they discard two cards.
{2}{B}
Dark Deal
Sorcery
Each player discards all the cards in their hand, then draws that many cards minus one.
{2}{B}
Davriel, Rogue Shadowmage
Legendary Planeswalker - Davriel
At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, Davriel, Rogue Shadowmage deals 2 damage to them.
-1: Target player discards a card.
L:
3
{X}{B}{B}{B}
Death Cloud
Sorcery
Each player loses X life, discards X cards, sacrifices X creatures, then sacrifices X lands.
{3}{B}{B}
Demon of Wailing Agonies
Creature - Demon
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."
4 /
4
{2}{B}
Demon's Disciple
Creature - Human Cleric
When Demon's Disciple enters the battlefield, each player sacrifices a creature or planeswalker.
3 /
1
{1}{B}
Demonic Tutor
Sorcery
Search your library for a card, put that card into your hand, then shuffle.
{3}{B}{B}
Dictate of Erebos
Enchantment
Flash
Whenever a creature you control dies, each opponent sacrifices a creature.
{1}{B/P}{B/P}
Dismember
Instant
({B/P} can be paid with either {B} or 2 life.)
Target creature gets -5/-5 until end of turn.
{1}
Expedition Map
Artifact
{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.
{2}{B}
Fleshbag Marauder
Creature - Zombie Warrior
When Fleshbag Marauder enters the battlefield, each player sacrifices a creature.
3 /
1
{1}{B}{B}
Force of Despair
Instant
If it's not your turn, you may exile a black card from your hand rather than pay this spell's mana cost.
Destroy all creatures that entered the battlefield this turn.
{3}{B}{B}
Fraying Omnipotence
Sorcery
Each player loses half their life, then discards half the cards in their hand, then sacrifices half the creatures they control. Round up each time.
--
Geier Reach Sanitarium
Legendary Land
{T}: Add {C}.
{2}, {T}: Each player draws a card, then discards a card.
{4}
Geth's Grimoire
Artifact
Whenever an opponent discards a card, you may draw a card.
{5}{B}{B}
Herald of Anguish
Creature - Demon
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)
Flying
At the beginning of your end step, each opponent discards a card.
{1}{B}, Sacrifice an artifact: Target creature gets -2/-2 until end of turn.
5 /
5
{2}
Jet Medallion
Artifact
Black spells you cast cost {1} less to cast.
{4}{B/P}{B/P}{B/P}
K'rrik, Son of Yawgmoth
Legendary Creature - Phyrexian Horror Minion
({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, Son of Yawgmoth.
2 /
2
{2}
Lightning Greaves
Artifact - Equipment
Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}
{3}{B}{B}
Liliana Vess
Legendary Planeswalker - Liliana
+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.
L:
5
{1}{B}{B}
Liliana of the Veil
Legendary Planeswalker - Liliana
+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.
L:
3
{4}{B}{B}
Liliana, Dreadhorde General
Legendary Planeswalker - Liliana
Whenever a creature you control dies, draw a card.
+1: Create a 2/2 black Zombie creature token.
-4: Each player sacrifices two creatures.
-9: Each opponent chooses a permanent they control of each permanent type and sacrifices the rest.
L:
6
{2}{B}{B}
Liliana, Waker of the Dead
Legendary Planeswalker - Liliana
+1: Each player discards a card. Each opponent who can't loses 3 life.
-3: Target creature gets -X/-X until end of turn, where X is the number of cards in your graveyard.
-7: You get an emblem with "At the beginning of combat on your turn, put target creature card from a graveyard onto the battlefield under your control. It gains haste."
L:
4
--
Living End
Sorcery
Suspend 3--{2}{B}{B}
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.
{B}
Malakir Rebirth
Instant
Choose target creature. You lose 2 life. Until end of turn, that creature gains "When this creature dies, return it to the battlefield tapped under its owner's control."
--
Malakir Mire
Land
Malakir Mire enters the battlefield tapped.
{T}: Add {B}.
{2}{B}
Merciless Executioner
Creature - Orc Warrior
When Merciless Executioner enters the battlefield, each player sacrifices a creature.
3 /
1
{2}{B}{B}
Mindslicer
Creature - Horror
When Mindslicer dies, each player discards their hand.
4 /
3
{1}{B}
Mire in Misery
Sorcery
Each opponent sacrifices a creature or enchantment.
{4}{B}{B}
Nirkana Revenant
Creature - Vampire Shade
Whenever you tap a Swamp for mana, add an additional {B}.
{B}: Nirkana Revenant gets +1/+1 until end of turn.
4 /
4
--
Nykthos, Shrine to Nyx
Legendary Land
{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.)
{2}{B}
Oath of Liliana
Legendary Enchantment
When Oath of Liliana enters the battlefield, each opponent sacrifices a creature.
At the beginning of each end step, if a planeswalker entered the battlefield under your control this turn, create a 2/2 black Zombie creature token.
{2}{B}
Opposition Agent
Creature - Human Rogue
Flash
You control your opponents while they're searching their libraries.
While an opponent is searching their library, they exile each card they find. You may play those cards for as long as they remain exiled, and you may spend mana as though it were mana of any color to cast them.
3 /
2
{1}{B}{B}
Oppression
Enchantment
Whenever a player casts a spell, that player discards a card.
{3}
Phyrexian Altar
Artifact
Sacrifice a creature: Add one mana of any color.
{1}{B}{B}
Phyrexian Arena
Enchantment
At the beginning of your upkeep, you draw a card and you lose 1 life.
{B}{B}{B}{B}
Phyrexian Obliterator
Creature - Phyrexian Horror
Trample
Whenever a source deals damage to Phyrexian Obliterator, that source's controller sacrifices that many permanents.
5 /
5
--
Phyrexian Tower
Legendary Land
{T}: Add {C}.
{T}, Sacrifice a creature: Add {B}{B}.
{2}{B}
Plaguecrafter
Creature - Human Shaman
When Plaguecrafter enters the battlefield, each player sacrifices a creature or planeswalker. Each player who can't discards a card.
3 /
2
{2}{B}{B}
Rankle, Master of Pranks
Legendary Creature - Faerie Rogue
Flying, haste
Whenever Rankle, Master of Pranks deals combat damage to a player, choose any number --
• Each player discards a card.
• Each player loses 1 life and draws a card.
• Each player sacrifices a creature.
3 /
3
{1}{B}
Reassembling Skeleton
Creature - Skeleton Warrior
{1}{B}: Return Reassembling Skeleton from your graveyard to the battlefield tapped.
1 /
1
{4}{B}
Rescue from the Underworld
Instant
As an additional cost to cast this spell, sacrifice a creature.
Choose target creature card in your graveyard. Return that card and the sacrificed card to the battlefield under your control at the beginning of your next upkeep. Exile Rescue from the Underworld.
{4}{B}
Shriekmaw
Creature - Elemental
Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
When Shriekmaw enters the battlefield, 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 the battlefield.)
3 /
2
{B}{B}
Smallpox
Sorcery
Each player loses 1 life, discards a card, sacrifices a creature, then sacrifices a land.
{4}
Solemn Simulacrum
Artifact Creature - Golem
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.
2 /
2
{2}{B}
Soul Shatter
Instant
Each opponent sacrifices a creature or planeswalker with the highest mana value among creatures and planeswalkers they control.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{3}
Sword of Feast and Famine
Artifact - Equipment
Equipped creature gets +2/+2 and has protection from black and from green.
Whenever equipped creature deals combat damage to a player, that player discards a card and you untap all lands you control.
Equip {2}
{3}{B}
Syphon Mind
Sorcery
Each other player discards a card. You draw a card for each card discarded this way.
{3}{B}{B}
Syr Konrad, the Grim
Legendary Creature - Human Knight
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, the Grim 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.)
5 /
4
{4}{B}
Szat's Will
Instant
Choose one. If you control a commander as you cast this spell, you may choose both.
• Each opponent sacrifices a creature they control with the greatest power.
• Exile all opponents' graveyards, then create X 0/1 black Thrull creature tokens, where X is the greatest power among creature cards exiled this way.
{3}{B}{B}
Tergrid, God of Fright
Legendary Creature - God
Menace
Whenever an opponent sacrifices a nontoken permanent or discards a permanent card, you may put that card from a graveyard onto the battlefield under your control.
4 /
5
--
Tergrid's Lantern
Legendary Artifact
{T}: Target player loses 3 life unless they sacrifice a nonland permanent or discard a card.
{3}{B}: Untap Tergrid's Lantern.
4 /
5
{4}{B}
The Eldest Reborn
Enchantment - Saga
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I -- Each opponent sacrifices a creature or planeswalker.
II -- Each opponent discards a card.
III -- Put target creature or planeswalker card from a graveyard onto the battlefield under your control.
{4}{B}{B}
The Haunt of Hightower
Legendary Creature - Vampire
Flying, lifelink
Whenever The Haunt of Hightower attacks, defending player discards a card.
Whenever a card is put into an opponent's graveyard from anywhere, put a +1/+1 counter on The Haunt of Hightower.
3 /
3
{1}{B}
Tinybones, Trinket Thief
Legendary Creature - Skeleton Rogue
At the beginning of each end step, if an opponent discarded a card this turn, you draw a card and you lose 1 life.
{4}{B}{B}: Each opponent with no cards in hand loses 10 life.
1 /
2
{X}{B}{B}
Torment of Hailfire
Sorcery
Repeat the following process X times. Each opponent loses 3 life unless that player sacrifices a nonland permanent or discards a card.
--
Urborg, Tomb of Yawgmoth
Legendary Land
Each land is a Swamp in addition to its other land types.
{2}{B}
Vona's Hunger
Instant
Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)
Each opponent sacrifices a creature. If you have the city's blessing, instead each opponent sacrifices half the creatures they control, rounded up.
--
War Room
Land
{T}: Add {C}.
{3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.
{1}{B}
Waste Not
Enchantment
Whenever an opponent discards a creature card, create a 2/2 black Zombie creature token.
Whenever an opponent discards a land card, add {B}{B}.
Whenever an opponent discards a noncreature, nonland card, draw a card.
{2}{B}{B}
Whip of Erebos
Legendary Enchantment Artifact
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.
{3}{B}{B}
Witch of the Moors
Creature - Human Warlock
Deathtouch
At the beginning of your end step, if you gained life this turn, each opponent sacrifices a creature and you return up to one target creature card from your graveyard to your hand.
4 /
4
--
Witch's Cottage
Land - Swamp
({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.