Witch-Maw Rat Colony

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Mono-Black12K decks

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Three Color

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Witch-Maw8 decks

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Atraxa, Praetors' Voice

6 decks

Atraxa, Grand Unifier

1 decks

Thrasios, Triton Hero // Tymna the Weaver

1 decks

High Synergy Cards

Rat Colony

100% of 8 decks +100% synergy

Lord Skitter, Sewer King

57% of 7 decks +57% synergy

Ashcoat of the Shadow Swarm

50% of 8 decks +50% synergy

Pack Rat

50% of 8 decks +50% synergy

Karumonix, the Rat King

50% of 8 decks +50% synergy

Blightbelly Rat

50% of 8 decks +35% synergy

Game Changers

Demonic Tutor

25% of 8 decks -10% synergy

Trouble in Pairs

17% of 6 decks +14% synergy

The One Ring

12% of 8 decks -5% synergy

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Enlightened Tutor

12% of 8 decks -12% synergy

Rhystic Study

12% of 8 decks -29% synergy

Creatures

Hare Apparent

50% of 2 decks +50% synergy

Zimone, Paradox Sculptor

50% of 2 decks +46% synergy

Persistent Marshstalker

33% of 3 decks +33% synergy

Thornplate Intimidator

33% of 3 decks +33% synergy

Refurbished Familiar

33% of 3 decks +33% synergy

Templar Knight

33% of 3 decks +33% synergy

Bloodroot Apothecary

33% of 3 decks +27% synergy

Old Flitterfang

29% of 7 decks +29% synergy

Marrow-Gnawer

25% of 8 decks +25% synergy

Rancid Rats

25% of 8 decks +25% synergy

Ogre Slumlord

25% of 8 decks +25% synergy

Piper of the Swarm

25% of 8 decks +25% synergy

Typhoid Rats

25% of 8 decks +25% synergy

Chittering Skitterling

25% of 8 decks +25% synergy

Basilica Shepherd

25% of 8 decks +24% synergy

Duelist of Deep Faith

25% of 8 decks +24% synergy

Annex Sentry

25% of 8 decks +23% synergy

Jawbone Duelist

25% of 8 decks +23% synergy

Scheming Aspirant

25% of 8 decks +18% synergy

Necrogen Rotpriest

25% of 8 decks +15% synergy

Skithiryx, the Blight Dragon

25% of 8 decks +10% synergy

Ixhel, Scion of Atraxa

25% of 8 decks +5% synergy

Skrelv, Defector Mite

25% of 8 decks +5% synergy

Ruthless Radrat

20% of 5 decks +20% synergy

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Compass Gnome

17% of 6 decks +17% synergy

Coati Scavenger

17% of 6 decks +17% synergy

Tangled Colony

14% of 7 decks +14% synergy

Twisted Sewer-Witch

14% of 7 decks +14% synergy

Lord Skitter's Butcher

14% of 7 decks +14% synergy

Lord of the Nazgûl

14% of 7 decks +14% synergy

Nashi, Moon's Legacy

14% of 7 decks +14% synergy

Nazgûl

14% of 7 decks +14% synergy

Bramble Familiar

14% of 7 decks +14% synergy

Elusive Otter

14% of 7 decks +14% synergy

Rosie Cotton of South Lane

14% of 7 decks +14% synergy

Ingenious Prodigy

14% of 7 decks +13% synergy

Plague Rats

12% of 8 decks +12% synergy

Stronghold Rats

12% of 8 decks +12% synergy

Wave of Rats

12% of 8 decks +12% synergy

Krosan Beast

12% of 8 decks +12% synergy

Ossuary Rats

12% of 8 decks +12% synergy

Pestilence Rats

12% of 8 decks +12% synergy

Scurrid Colony

12% of 8 decks +12% synergy

Thieving Otter

12% of 8 decks +12% synergy

Ratcatcher

12% of 8 decks +12% synergy

Imperious Oligarch

12% of 8 decks +12% synergy

Relentless Rats

12% of 8 decks +12% synergy

Ruin Rat

12% of 8 decks +12% synergy

Gnawing Vermin

12% of 8 decks +12% synergy

Locust Miser

12% of 8 decks +12% synergy

Instants

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Get Out

50% of 2 decks +50% synergy

Withering Torment

50% of 2 decks +50% synergy

Refute

50% of 2 decks +49% synergy

Fleeting Flight

50% of 2 decks +49% synergy

Dark Ritual

38% of 8 decks +23% synergy

Counterspell

38% of 8 decks +6% synergy

Murder

25% of 8 decks +24% synergy

Charge of the Mites

25% of 8 decks +24% synergy

Go for the Throat

25% of 8 decks +24% synergy

Vraska's Fall

25% of 8 decks +2% synergy

Swords to Plowshares

25% of 8 decks -36% synergy

Get Lost

17% of 6 decks +16% synergy

Orcish Medicine

14% of 7 decks +14% synergy

Nasty End

14% of 7 decks +14% synergy

Unholy Hunger

12% of 8 decks +12% synergy

Divine Verdict

12% of 8 decks +12% synergy

Expose to Daylight

12% of 8 decks +12% synergy

Obsessive Search

12% of 8 decks +12% synergy

Jace's Ingenuity

12% of 8 decks +12% synergy

Fated Retribution

12% of 8 decks +12% synergy

Crypt Incursion

12% of 8 decks +12% synergy

Demystify

12% of 8 decks +12% synergy

Mask of the Mimic

12% of 8 decks +12% synergy

Twincast

12% of 8 decks +12% synergy

Turnabout

12% of 8 decks +12% synergy

Elspeth's Smite

12% of 8 decks +12% synergy

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Anticipate

12% of 8 decks +12% synergy

Dissolve

12% of 8 decks +12% synergy

Riot Control

12% of 8 decks +12% synergy

Lethal Scheme

12% of 8 decks +12% synergy

Perplex

12% of 8 decks +12% synergy

Cackling Counterpart

12% of 8 decks +12% synergy

Joint Exploration

12% of 8 decks +12% synergy

Cut Down

12% of 8 decks +12% synergy

Supernatural Stamina

12% of 8 decks +12% synergy

Hero's Downfall

12% of 8 decks +12% synergy

Sphinx's Revelation

12% of 8 decks +12% synergy

Cancel

12% of 8 decks +12% synergy

Infernal Grasp

12% of 8 decks +12% synergy

Reality Shift

12% of 8 decks +12% synergy

Assimilate Essence

12% of 8 decks +11% synergy

Culling the Weak

12% of 8 decks +10% synergy

Fuel for the Cause

12% of 8 decks +6% synergy

Whisper of the Dross

12% of 8 decks +6% synergy

Steady Progress

12% of 8 decks +6% synergy

Generous Gift

12% of 8 decks +6% synergy

Reject Imperfection

12% of 8 decks +5% synergy

Negate

12% of 8 decks +2% synergy

Dovin's Veto

12% of 8 decks +1% synergy

Beast Within

12% of 8 decks -1% synergy

Sorceries

Revenge of the Rats

50% of 2 decks +50% synergy

Starfall Invocation

33% of 3 decks +32% synergy

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Secret Salvage

25% of 8 decks +25% synergy

Rampant Growth

25% of 8 decks +7% synergy

Unnatural Restoration

25% of 8 decks +4% synergy

Infectious Inquiry

25% of 8 decks +1% synergy

Tezzeret's Gambit

25% of 8 decks -5% synergy

Cultivate

25% of 8 decks -10% synergy

Slime Against Humanity

17% of 6 decks +16% synergy

Desperate Research

12% of 8 decks +12% synergy

Liturgy of Blood

12% of 8 decks +12% synergy

Kayla's Reconstruction

12% of 8 decks +12% synergy

Choking Miasma

12% of 8 decks +12% synergy

Foresee

12% of 8 decks +12% synergy

Destroy the Evidence

12% of 8 decks +12% synergy

Mitotic Manipulation

12% of 8 decks +12% synergy

Acorn Harvest

12% of 8 decks +12% synergy

Pack Hunt

12% of 8 decks +12% synergy

Retraced Image

12% of 8 decks +12% synergy

Full Flowering

12% of 8 decks +12% synergy

Bifurcate

12% of 8 decks +12% synergy

Echoing Return

12% of 8 decks +12% synergy

Immortal Servitude

12% of 8 decks +12% synergy

Seek the Horizon

12% of 8 decks +12% synergy

Zombify

12% of 8 decks +12% synergy

Nissa's Renewal

12% of 8 decks +12% synergy

Clear the Mind

12% of 8 decks +12% synergy

Life's Finale

12% of 8 decks +12% synergy

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Sleight of Hand

12% of 8 decks +12% synergy

Plague Wind

12% of 8 decks +12% synergy

Crippling Fear

12% of 8 decks +12% synergy

Divination

12% of 8 decks +12% synergy

Tempt with Glory

12% of 8 decks +12% synergy

Time of Need

12% of 8 decks +12% synergy

Gix's Command

12% of 8 decks +12% synergy

Storm the Seedcore

12% of 8 decks +12% synergy

In Garruk's Wake

12% of 8 decks +12% synergy

Sylvan Tutor

12% of 8 decks +12% synergy

Fabricate

12% of 8 decks +11% synergy

Sunder the Gateway

12% of 8 decks +11% synergy

Glistening Dawn

12% of 8 decks +10% synergy

Breach the Multiverse

12% of 8 decks +10% synergy

Damnation

12% of 8 decks +9% synergy

Diabolic Tutor

12% of 8 decks +9% synergy

Windfall

12% of 8 decks +8% synergy

Sunfall

12% of 8 decks +6% synergy

Reanimate

12% of 8 decks +6% synergy

Expand the Sphere

12% of 8 decks +3% synergy

Contentious Plan

12% of 8 decks -1% synergy

White Sun's Twilight

12% of 8 decks -1% synergy

Utility Artifacts

Banner of Kinship

50% of 2 decks +49% synergy

Mirror Box

25% of 8 decks +25% synergy

Psychic Paper

17% of 6 decks +17% synergy

Palantír of Orthanc

14% of 7 decks +14% synergy

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Acorn Catapult

12% of 8 decks +12% synergy

Locket of Yesterdays

12% of 8 decks +12% synergy

Spy Kit

12% of 8 decks +12% synergy

Bontu's Monument

12% of 8 decks +12% synergy

Thrumming Stone

12% of 8 decks +12% synergy

That Which Was Taken

12% of 8 decks +12% synergy

Traveler's Amulet

12% of 8 decks +12% synergy

Voltaic Key

12% of 8 decks +12% synergy

Quicksilver Amulet

12% of 8 decks +12% synergy

Helm of Awakening

12% of 8 decks +12% synergy

Maskwood Nexus

12% of 8 decks +12% synergy

Vanquisher's Banner

12% of 8 decks +12% synergy

Aether Vial

12% of 8 decks +12% synergy

Expedition Map

12% of 8 decks +11% synergy

Conduit of Worlds

12% of 8 decks +11% synergy

Herald's Horn

12% of 8 decks +11% synergy

Trailblazer's Boots

12% of 8 decks +10% synergy

Grafted Exoskeleton

12% of 8 decks +6% synergy

Swiftfoot Boots

12% of 8 decks -3% synergy

Enchantments

Grievous Wound

50% of 2 decks +50% synergy

Nowhere to Run

33% of 3 decks +33% synergy

Remembrance

25% of 8 decks +25% synergy

Mirari's Wake

25% of 8 decks +19% synergy

Case of the Trampled Garden

17% of 6 decks +17% synergy

Insidious Roots

17% of 6 decks +16% synergy

Search the City

12% of 8 decks +12% synergy

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Echoes of the Kin Tree

12% of 8 decks +12% synergy

Prison Sentence

12% of 8 decks +12% synergy

Diabolic Servitude

12% of 8 decks +12% synergy

On Serra's Wings

12% of 8 decks +12% synergy

Betrayal

12% of 8 decks +12% synergy

Seal Away

12% of 8 decks +12% synergy

Verdant Succession

12% of 8 decks +12% synergy

Citizen's Arrest

12% of 8 decks +12% synergy

Bloodbond March

12% of 8 decks +12% synergy

Price of Knowledge

12% of 8 decks +12% synergy

Dauthi Embrace

12% of 8 decks +12% synergy

Shapers' Sanctuary

12% of 8 decks +12% synergy

Leyline of Abundance

12% of 8 decks +12% synergy

Primal Rage

12% of 8 decks +12% synergy

Growing Ranks

12% of 8 decks +12% synergy

Endless Evil

12% of 8 decks +12% synergy

Etchings of the Chosen

12% of 8 decks +12% synergy

Abundance

12% of 8 decks +12% synergy

Mechanized Production

12% of 8 decks +12% synergy

Zendikar Resurgent

12% of 8 decks +12% synergy

Archmage Ascension

12% of 8 decks +12% synergy

Abundant Growth

12% of 8 decks +12% synergy

Druids' Repository

12% of 8 decks +12% synergy

Mana Reflection

12% of 8 decks +12% synergy

Kindred Discovery

12% of 8 decks +11% synergy

Parallel Lives

12% of 8 decks +11% synergy

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Primal Vigor

12% of 8 decks +11% synergy

Gift of Compleation

12% of 8 decks +11% synergy

Phyresis

12% of 8 decks +7% synergy

Necrogen Communion

12% of 8 decks +5% synergy

Skrelv's Hive

12% of 8 decks +1% synergy

Phyrexian Arena

12% of 8 decks -3% synergy

Doubling Season

12% of 8 decks -7% synergy

Inexorable Tide

12% of 8 decks -14% synergy

Battles

Invasion of Moag

12% of 8 decks +12% synergy

Planeswalkers

Jace, Ingenious Mind-Mage

12% of 8 decks +12% synergy

Tamiyo, Collector of Tales

12% of 8 decks +10% synergy

Nissa, Voice of Zendikar

12% of 8 decks +10% synergy

Teferi, Temporal Pilgrim

12% of 8 decks +9% synergy

Ajani, Sleeper Agent

12% of 8 decks -4% synergy

Vraska, Betrayal's Sting

12% of 8 decks -21% synergy

Utility Lands

Swarmyard

25% of 8 decks +25% synergy

Volatile Fault

17% of 6 decks +17% synergy

Restless Cottage

14% of 7 decks +14% synergy

Cabal Stronghold

12% of 8 decks +12% synergy

Detection Tower

12% of 8 decks +12% synergy

Castle Garenbrig

12% of 8 decks +12% synergy

Scavenger Grounds

12% of 8 decks +12% synergy

Rogue's Passage

12% of 8 decks +1% synergy

Bojuka Bog

12% of 8 decks +1% synergy

Boseiju, Who Endures

12% of 8 decks -13% synergy

Reliquary Tower

12% of 8 decks -14% synergy

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Karn's Bastion

12% of 8 decks -25% synergy

Mana Artifacts

Arcane Signet

50% of 8 decks -29% synergy

Sol Ring

50% of 8 decks -37% synergy

Patchwork Banner

33% of 3 decks +32% synergy

Chromatic Lantern

25% of 8 decks -14% synergy

Nyx Lotus

12% of 8 decks +12% synergy

Manalith

12% of 8 decks +12% synergy

Prophetic Prism

12% of 8 decks +12% synergy

Springleaf Drum

12% of 8 decks +11% synergy

Chromatic Orrery

12% of 8 decks +11% synergy

Thought Vessel

12% of 8 decks +3% synergy

Staff of Compleation

12% of 8 decks +1% synergy

Replicating Ring

12% of 8 decks -0% synergy

Mana Crypt

12% of 8 decks -0% synergy

Everflowing Chalice

12% of 8 decks -12% synergy

Fellwar Stone

12% of 8 decks -21% synergy

Lands

Command Tower

62% of 8 decks -30% synergy

Concealed Courtyard

38% of 8 decks +36% synergy

Terramorphic Expanse

38% of 8 decks +21% synergy

Evolving Wilds

38% of 8 decks +18% synergy

Arcane Sanctum

38% of 8 decks +14% synergy

Blooming Marsh

25% of 8 decks +23% synergy

Blossoming Sands

25% of 8 decks +22% synergy

Fabled Passage

25% of 8 decks +17% synergy

Woodland Cemetery

25% of 8 decks +16% synergy

Caves of Koilos

25% of 8 decks +15% synergy

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Forlorn Flats

20% of 5 decks +20% synergy

Shadowy Backstreet

17% of 6 decks +14% synergy

Lush Portico

17% of 6 decks +13% synergy

Boreal Shelf

12% of 8 decks +12% synergy

Darkmoss Bridge

12% of 8 decks +12% synergy

Manor Gate

12% of 8 decks +11% synergy

Black Dragon Gate

12% of 8 decks +11% synergy

Azorius Guildgate

12% of 8 decks +11% synergy

Simic Guildgate

12% of 8 decks +11% synergy

Botanical Sanctum

12% of 8 decks +11% synergy

Twilight Mire

12% of 8 decks +10% synergy

Haunted Mire

12% of 8 decks +10% synergy

Scoured Barrens

12% of 8 decks +9% synergy

Murmuring Bosk

12% of 8 decks +9% synergy

Thornwood Falls

12% of 8 decks +9% synergy

Dimir Aqueduct

12% of 8 decks +9% synergy

Shattered Sanctum

12% of 8 decks +8% synergy

Darkwater Catacombs

12% of 8 decks +8% synergy

Azorius Chancery

12% of 8 decks +8% synergy

Razorverge Thicket

12% of 8 decks +8% synergy

Deathcap Glade

12% of 8 decks +7% synergy

Drowned Catacomb

12% of 8 decks +6% synergy

Adarkar Wastes

12% of 8 decks +6% synergy

Isolated Chapel

12% of 8 decks +6% synergy

Myriad Landscape

12% of 8 decks +5% synergy

Opal Palace

12% of 8 decks +5% synergy

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Underground River

12% of 8 decks +5% synergy

Llanowar Wastes

12% of 8 decks +2% synergy

Sunken Hollow

12% of 8 decks +2% synergy

Prairie Stream

12% of 8 decks +0% synergy

Canopy Vista

12% of 8 decks -4% synergy

Bountiful Promenade

12% of 8 decks -8% synergy

Seaside Citadel

12% of 8 decks -11% synergy

Opulent Palace

12% of 8 decks -11% synergy

Sandsteppe Citadel

12% of 8 decks -13% synergy

Polluted Delta

12% of 8 decks -29% synergy

Godless Shrine

12% of 8 decks -29% synergy

Hallowed Fountain

12% of 8 decks -34% synergy

Overgrown Tomb

12% of 8 decks -35% synergy

Breeding Pool

12% of 8 decks -38% synergy