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

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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.

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

{T}, Sacrifice two other creatures: Any number of target players each lose 2 life and sacrifice a creature. You add {B}{B} and draw a card.

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

Devoid (This card has no color.) Flying At the beginning of your upkeep, sacrifice a creature. Whenever you sacrifice a creature, draw a card.

Barren Moor enters the battlefield tapped. {T}: Add {B}. Cycling {B} ({B}, Discard this card: Draw a card.)

({T}: Add {B} or {R}.) As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

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

({T}: Add {B} or {R}.) Canyon Slough enters the battlefield tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

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

Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain. {T}: Add {B} or {R}.

Forgotten Cave enters the battlefield tapped. {T}: Add {R}. Cycling {R} ({R}, Discard this card: Draw a card.)

{T}: Add {C}. {T}, Sacrifice a creature: You gain 1 life.

Luxury Suite enters the battlefield tapped unless you have two or more opponents. {T}: Add {B} or {R}.

({T}: Add {R}.)

{T}: Add {C}. {T}, Sacrifice a creature: Add {B}{B}.

Rakdos Carnarium enters the battlefield tapped. When Rakdos Carnarium enters the battlefield, return a land you control to its owner's hand. {T}: Add {B}{R}.

({T}: Add {B} or {R}.) Smoldering Marsh enters the battlefield tapped unless you control two or more basic lands.

{T}: Add {C}. {T}, Sacrifice Strip Mine: Destroy target land.

{T}: Add {C}. {T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.

Sacrifice a creature: Add {C}{C}.

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}."

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 artifact: Add one mana of any color.")

{1}, {T}: Add {B}{R}.

Devoid (This card has no color.) Whenever another nontoken creature you control dies, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}." ({C} represents colorless mana.)

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

Minion creatures get +1/+1. {B}{B}{B}, Exile Balthor the Defiled: Each player returns all black and all red creature cards from their graveyard to the battlefield.

Bloodsoaked Champion can't block. Raid — {1}{B}: Return Bloodsoaked Champion from your graveyard to the battlefield. Activate only if you attacked this turn.

When Brood of Cockroaches is put into your graveyard from the battlefield, at the beginning of the next end step, you lose 1 life and return Brood of Cockroaches to your hand.

You may choose not to untap Coffin Queen during your untap step. {2}{B}, {T}: Put target creature card from a graveyard onto the battlefield under your control. When Coffin Queen becomes untapped or you lose control of Coffin Queen, exile that creature.

When Endless Cockroaches dies, return it to its owner's hand.

Gravecrawler can't block. You may cast Gravecrawler from your graveyard as long as you control a Zombie.

Gutterbones enters the battlefield tapped. {1}{B}: Return Gutterbones from your graveyard to your hand. Activate only during your turn and only if an opponent lost life this turn.

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.

Haste Shadow (This creature can block or be blocked by only creatures with shadow.) Whenever another creature is put into your graveyard from the battlefield, you may pay {B}. If you do, return Nether Traitor from your graveyard to the battlefield.

At the beginning of your upkeep, if you have four or more creature cards in your graveyard, you may return target creature card from your graveyard to your hand.

When Phyrexian Delver enters the battlefield, return target creature card from your graveyard to the battlefield. You lose life equal to that card's mana value.

Flying When Puppeteer Clique enters the battlefield, put target creature card from an opponent's graveyard onto the battlefield under your control. It gains haste. At the beginning of your next end step, exile it. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

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

At the beginning of your upkeep, you may return Squee, Goblin Nabob from your graveyard to your hand.

You may cast Squee, the Immortal from your graveyard or from exile.

When Tenacious Dead dies, you may pay {1}{B}. If you do, return it to the battlefield tapped under its owner's control.

Equipped creature has deathtouch and lifelink. Equip {2}

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Whenever another creature dies, you may put a +1/+1 counter on Deathbringer Thoctar. Remove a +1/+1 counter from Deathbringer Thoctar: It deals 1 damage to any target.

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

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

Goblin Sharpshooter doesn't untap during your untap step. Whenever a creature dies, untap Goblin Sharpshooter. {T}: Goblin Sharpshooter deals 1 damage to any target.

Equipped creature has deathtouch. Equip {2}

Whenever a creature you control dies, each other player sacrifices a creature.

Flying Whenever a creature becomes the target of a spell or ability, destroy that creature.

Whenever a player sacrifices a permanent, Mayhem Devil deals 1 damage to any target.

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

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

Choose one — • Exile target player's graveyard. • Destroy target artifact. • Each creature deals 1 damage to its controller.

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

{1}, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness.

Sacrifice a creature: Goblin Bombardment deals 1 damage to any target.

{1}{R}, Sacrifice a creature: Destroy target nonbasic land.

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

Choose one — • Gain control of all creatures with power 4 or greater until end of turn. Untap those creatures. They gain haste until end of turn. • Gain control of all creatures with power 3 or less until end of turn. Untap those creatures. They gain haste until end of turn.

Whenever one or more creature cards leave your graveyard, create a 1/1 black Bat creature token with flying.