"Center of the Sea, Eye of the World, Shrine of Enlightenment. Seek it for answers. Seek it for healing. Seek it and return transformed."
—Scroll fragment from the ruins of Minamo

Mikokoro, Center of the Sea

{T}: Add {C}.
{2}, {T}: Each player draws a card.

Where scavengers nest in hollowed-out rib cages and chittering crawlers peer from empty eye sockets, few dare to trespass.

Swarmyard

{T}: Add {C}.
{T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Swamp

Mortuary Mire

This land enters tapped.
When this land enters, you may put target creature card from your graveyard on top of your library.
{T}: Add {B}.

Oriq agents stick to the dark corners of Arcavios, unseen yet ever-present.

Access Tunnel

{T}: Add {C}.
{3}, {T}: Target creature with power 3 or less can't be blocked this turn.

Crypt of Agadeem

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

Mudflat Village

{T}: Add {C}.
{T}: Add {B}. Spend this mana only to cast a creature spell.
{1}{B}, {T}, Sacrifice this land: Return target Bat, Lizard, Rat, or Squirrel card from your graveyard to your hand.

"I can't protect everyone here. But those I can, I will."
—Karn

Karn's Bastion

{T}: Add {C}.
{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

In Sheoldred's domain, the Steel Thanes wage a never-ending war in her long shadow.

The Dross Pits

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

Without Locthwain's persistence, the realm would stagnate and die.

Castle Locthwain

This land enters 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.

Myriad Landscape

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.

"A hamster sumo wrestler? Snot that's also a crime lord? An alien newt assassin? April, how am I supposed to edit all of this footage into something watchable, much less believable?"
—Irma Langenstein

Evolving Wilds

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

"I hear the sewers in Connecticut are really nice."
—Michelangelo

Escape Tunnel

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{T}, Sacrifice this land: Target creature with power 2 or less can't be blocked this turn.

"I forget the next couple of lines, but then it goes...'Secret tunnel! Secret tunnel!"
—Chong, nomad musician

Secret Tunnel

This land can't be blocked.
{T}: Add {C}.
{4}, {T}: Two target creatures you control that share a creature type can't be blocked this turn.

Barren Moor

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

Witch's Cottage

({T}: Add {B}.)
This land enters tapped unless you control three or more other Swamps.
When this land enters untapped, you may put target creature card from your graveyard on top of your library.

Relentless Rats

This creature gets +1/+1 for each other creature on the battlefield named Relentless Rats.
A deck can have any number of cards named Relentless Rats.

Pack Rat

Copy

Pack Rat's power and toughness are each equal to the number of Rats you control.
{2}{B}, Discard a card: Create a token that's a copy of this creature.

"Rats, rats, rats! Hundreds, thousands, millions of them, and every one a life."
—Bram Stoker, *Dracula*

Swarm of Rats

Swarm of Rats's power is equal to the number of Rats you control.

"Shoo, you little worm tails—go away! My corpses aren't your dinner!"
—Ghoulcaller Gisa

Crypt Rats

{X}: This creature deals X damage to each creature and each player. Spend only black mana on X.

Nezumi Graverobber

{1}{B}: Exile target card from an opponent's graveyard. If no cards are in that graveyard, flip this creature.

Nighteyes the Desecrator

{4}{B}: Put target creature card from a graveyard onto the battlefield under your control.

Nezumi Graverobber // Nighteyes the Desecrator

Ogre Slumlord

"His tenement is filled with the most vile, disgusting vermin. It's infested with rats, too."
—Branko One-Ear

Whenever another nontoken creature dies, you may create a 1/1 black Rat creature token.
Rats you control have deathtouch.

Mardu blacksmiths can distill the technology of any clan and make it their own. Whether or not they should is another question.

Skullclamp

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

Obelisk of Urd

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
As this artifact enters, choose a creature type.
Creatures you control of the chosen type get +2/+2.

Adaptive Automaton

As this creature enters, choose a creature type.
This creature is the chosen type in addition to its other types.
Other creatures you control of the chosen type get +1/+1.

Demon

Skirsdag High Priest

"Thraben's pleas fall on deaf ears. Ours do not."

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.

"Victory in the pits is almost as rewarding as the methods I use to achieve it."

Sadistic Hypnotist

Sacrifice a creature: Target player discards two cards. Activate only as a sorcery.

The dead know lessons the living haven't learned.

Read the Bones

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.)

Dark Ritual

Like the sun to a flower, the adoring gaze of the tribe is sustenance to an elf. To be shunned is to wither.

Pack's Disdain

Choose a creature type. Target creature gets -1/-1 until end of turn for each permanent of the chosen type you control.

Beyond pain, beyond obsession and wild despair, there lies a place of twisted power only the most tormented souls can reach.

In Garruk's Wake

Destroy all creatures you don't control and all planeswalkers you don't control.

"Under the suns, Mirrodin kneels and begs us for perfection."
—Geth, Lord of the Vault

Black Sun's Zenith

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

Living Death

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.

A spark of resistance against a tide of corruption.

Phyrexian Arena

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

Infinite possibilities contained in a finite space.

Thought Vessel

You have no maximum hand size.
{T}: Add {C}.

Chainer, Dementia Master

All Nightmares get +1/+1.
{B}{B}{B}, Pay 3 life: Put target creature card from a graveyard onto the battlefield under your control. That creature is black and is a Nightmare in addition to its other creature types.
When Chainer leaves the battlefield, exile all Nightmares.

K'rrik, Son of Yawgmoth

({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.

Gray Merchant of Asphodel

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.)

"From the ashes of Reito rose a new kami. And thereafter at every battle came Horobi, Death's Wail."
—*The History of Kamigawa*

Horobi, Death's Wail

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

Shadow Alley Denizen

Whenever another black creature you control enters, target creature gains intimidate until end of turn. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Poison Counter

Infectious Inquiry

"I give you pain, you give me information. A simple trade, is it not?"

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

Blightbelly Rat

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)
When this creature dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

"Possess the right thinking. Only then can one receive the gifts of strength, knowledge, and peace."

Splinter's Technique

Sneak {1}{B} (You may cast this spell for {1}{B} if you also return an unblocked attacker you control to hand during the declare blockers step.)
Search your library for a card, put that card into your hand, then shuffle.

Tangled Colony

Clawing for scraps and driven mad by hunger, the individual rats became a writhing mass.

This creature can't block.
When this creature dies, create X 1/1 black Rat creature tokens with "This token can't block," where X is the amount of damage dealt to it this turn.

Rat King, Verminister

Disappear — At the beginning of your end step, if a permanent left the battlefield under your control this turn, create a 1/1 black Rat creature token and put a +1/+1 counter on Rat King.
{T}, Sacrifice three Rats: Return target creature card and all other cards with the same name as that card from your graveyard to the battlefield tapped.

Piper of the Swarm

"If it has ears, it will dance to my tune."

Rats you control have menace.
{1}{B}, {T}: Create a 1/1 black Rat creature token.
{2}{B}{B}, {T}, Sacrifice three Rats: Gain control of target creature.

Big Apple, 3 a.m.

"All the best comic books start in dark alleys."
—Michelangelo

This land enters tapped. As it enters, choose a color.
{T}: Add one mana of the chosen color.
{5}, {T}: Create a 1/1 black Rat creature token for each opponent you have.

Sinking into the Dross is neither a gentle death nor a quiet one. But once the necrogen takes hold, it is inevitable.

Drown in Ichor

Target creature gets -4/-4 until end of turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Vraska's Fall

The dull, creeping pain of phyresis curdled in Vraska's blood. She knew as soon as it took her, she would betray everything—even Jace.

Each opponent sacrifices a creature or planeswalker of their choice and gets a poison counter.

"They're in the walls! Can't you hear them?"

Rancid Rats

Skulk (This creature can't be blocked by creatures with greater power.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Rat King, Pale Piper

"Every chessboard requires pawns. Tonight, my pawn, I'll find out just how strong you are."

Menace
Whenever Rat King or another nontoken creature you control leaves the battlefield, create a 1/1 black Rat creature token.
{2}, Sacrifice a token: Draw a card.

When Tasigur sent his ambassadors to the Abzan outpost, the true envoys were not the naga but the infectious rats they carried with them.

Typhoid Rats

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Lord Skitter's Butcher

When this creature enters, choose one —
• Create a 1/1 black Rat creature token with "This token can't block."
• You may sacrifice another creature. If you do, scry 2, then draw a card.
• Creatures you control gain menace until end of turn.

The Rat King's subjects are everywhere you don't want to be.

Tunnel Rats

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

Septic Rats

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Whenever this creature attacks, if defending player is poisoned, it gets +1/+1 until end of turn.

Ichor Rats

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
When this creature enters, each player gets a poison counter.

It harmonizes with the essence of its master.

Commander's Sphere

{T}: Add one mana of any color in your commander's color identity.
Sacrifice this artifact: Draw a card.

Ruthless Radrat

Squad—Exile four cards from your graveyard. (As an additional cost to cast this spell, you may pay its squad cost any number of times. When this creature enters, create that many tokens that are copies of it.)
Menace (This creature can't be blocked except by two or more creatures.)

Every facet a portent of Kelemvor's inevitable judgment.

Charcoal Diamond

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

Contagion Clasp

When this artifact enters, put a -1/-1 counter on target creature.
{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

A single ambition unleashes a legion of horrors.

Echoing Return

Return target creature card and all other cards with the same name as that card from your graveyard to your hand.

While crossing the mire, Lort the Sneaky found the perfect shortcut to the end of his life.

Consuming Corruption

Consuming Corruption deals X damage to target creature or planeswalker and you gain X life, where X is the number of Swamps you control.

Sinuous Vermin

{3}{B}{B}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
As long as this creature is monstrous, it has menace. (It can't be blocked except by two or more creatures.)

In a land of undeath, permanent pest control solutions are few and far between.

Engine Rat

Deathtouch
{5}{B}: Each opponent loses 2 life.

"There's some new darkness in the air tonight. If I were you, I'd stay home and lock the doors."
—Ferrick, village warden

Patriarch's Bidding

Each player chooses a creature type. Each player returns all creature cards of a type chosen this way from their graveyard to the battlefield.

Every moving carriage is an accident waiting to happen, and the Hellspurs hate waiting.

Corrupted Conviction

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

Many vatkeepers use necrogen etchings to judge the value of their aspirants. If the wounds rot and fester, the recipient is not worth further effort.

Anoint with Affliction

Exile target creature if it has mana value 3 or less.
Corrupted — Exile that creature instead if its controller has three or more poison counters.

Treasure

Deadly Dispute

"That's a pretty ring! Trade you my knife for it."

As an additional cost to cast this spell, sacrifice an artifact or creature.
Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Bottom feeders sometimes rise to the top.

Chittering Rats

When this creature enters, target opponent puts a card from their hand on top of their library.

Caress of Phyrexia

Target player draws three cards, loses 3 life, and gets three poison counters.

"Our quarrels behind us. Our foes before us. Death or triumph for us all!"

Pact of the Serpent

Choose a creature type. Target player draws X cards and loses X life, where X is the number of creatures they control of the chosen type.

Spread the Sickness

Destroy target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Prosthetic Injector

Why carry a subject to a surgical lab when you can bring the surgical lab to them?

Equipped creature gets +0/+2 and has toxic 1. (Players dealt combat damage by equipped creature also get a poison counter.)
Equip {1}

Caged Sun

As this artifact enters, choose a color.
Creatures you control of the chosen color get +1/+1.
Whenever a land's ability causes you to add one or more mana of the chosen color, add an additional one mana of that color.

Scions of the Markov line take particular pleasure in the perversion of humans' holy rituals.

Vampiric Rites

{1}{B}, Sacrifice a creature: You gain 1 life and draw a card.

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