Karumonix, the Rat King (Commander) - Expensive Proliferate

Karumonix, the Rat King
Rank #411
4decks
As CommanderAs CardAverage DeckDecks
Bracket
All
1
2
3
4
5
Budget
Any$$$$
Jeremy Rowe
Mar 20, 2026
Jeremy Rowe
Building Rat Typal With Marrow-Gnawer
These Rats will do a lot more than pull your hair. Let's see what Marrow-Gnawer can do leading a swarm of Rats in Commander.
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Filth
100%inclusion4 decks4 decks
3.3xlift
Marrow-Gnawer
100%inclusion4 decks4 decks
3.3xlift
Ashcoat of the Shadow Swarm
100%inclusion4 decks4 decks
3.3xlift
Jet Medallion
100%inclusion4 decks4 decks
1.3xlift
Creatures
Species Specialist
75%inclusion3 decks4 decks
3.3xlift
Piper of the Swarm
75%inclusion3 decks4 decks
3.3xlift
Rat Colony
75%inclusion3 decks4 decks
3.3xlift
Ichor Rats
75%inclusion3 decks4 decks
1.4xlift
Ogre Slumlord
50%inclusion2 decks4 decks
3.3xlift
Crashing Drawbridge
50%inclusion2 decks4 decks
3.3xlift
Ayara, First of Locthwain
50%inclusion2 decks4 decks
1.3xlift
Pack Rat
50%inclusion2 decks4 decks
3.3xlift
Persistent Marshstalker
50%inclusion2 decks4 decks
3.3xlift
Engine Rat
50%inclusion2 decks4 decks
3.3xlift
Changeling Outcast
50%inclusion2 decks4 decks
3.3xlift
Nezumi Prowler
50%inclusion2 decks4 decks
3.3xlift
Blightbelly Rat
50%inclusion2 decks4 decks
0.8xlift
Septic Rats
50%inclusion2 decks4 decks
3.3xlift
Typhoid Rats
50%inclusion2 decks4 decks
3.3xlift
Stronghold Rats
50%inclusion2 decks4 decks
3.3xlift
Lord Skitter, Sewer King
50%inclusion2 decks4 decks
3.3xlift
Splinter, the Mentor
33%inclusion1 decks3 decks
4.0xlift
Crypt Rats
25%inclusion1 decks4 decks
3.3xlift
Maha, Its Feathers Night
25%inclusion1 decks4 decks
0.8xlift
Plague Myr
25%inclusion1 decks4 decks
1.1xlift
Gnawing Vermin
25%inclusion1 decks4 decks
3.3xlift
Gray Merchant of Asphodel
25%inclusion1 decks4 decks
0.7xlift
Mukotai Ambusher
25%inclusion1 decks4 decks
3.3xlift
Defiler of Flesh
25%inclusion1 decks4 decks
3.3xlift
Lord Skitter's Butcher
25%inclusion1 decks4 decks
3.3xlift
Diseased Vermin
25%inclusion1 decks4 decks
3.3xlift
Zodiac Rat
25%inclusion1 decks4 decks
3.3xlift
Locust Miser
25%inclusion1 decks4 decks
3.3xlift
Yawgmoth, Thran Physician
25%inclusion1 decks4 decks
0.5xlift
Nezumi Cutthroat
25%inclusion1 decks4 decks
3.3xlift
Crypt Ghast
25%inclusion1 decks4 decks
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Gnat Miser
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3.3xlift
Nashi, Moon Sage's Scion
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Rancid Rats
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Ruin Rat
25%inclusion1 decks4 decks
3.3xlift
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Dark Ritual
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1.1xlift
Malakir Rebirth
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1.6xlift
Tainted Strike
50%inclusion2 decks4 decks
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Hagra Mauling
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1.6xlift
Deadly Rollick
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Fell the Profane
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Snuff Out
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Vraska's Fall
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Village Rites
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Hatred
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Grim Affliction
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Deadly Dispute
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3.3xlift
Infernal Grasp
25%inclusion1 decks4 decks
1.1xlift
Sudden Spoiling
25%inclusion1 decks4 decks
1.1xlift
Withering Torment
25%inclusion1 decks4 decks
0.7xlift
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Vat Emergence
50%inclusion2 decks4 decks
2.2xlift
Bubbling Muck
50%inclusion2 decks4 decks
1.6xlift
Phyresis Outbreak
50%inclusion2 decks4 decks
0.9xlift
Feed the Swarm
50%inclusion2 decks4 decks
1.1xlift
Infectious Inquiry
50%inclusion2 decks4 decks
0.9xlift
Demonic Tutor
50%inclusion2 decks4 decks
0.9xlift
Reanimate
50%inclusion2 decks4 decks
0.9xlift
Drown in Ichor
50%inclusion2 decks4 decks
0.8xlift
Plague of Vermin
50%inclusion2 decks4 decks
3.3xlift
Bloodline Bidding
33%inclusion1 decks3 decks
3.7xlift
Splinter's Technique
33%inclusion1 decks3 decks
1.7xlift
Diabolic Intent
25%inclusion1 decks4 decks
1.1xlift
Victimize
25%inclusion1 decks4 decks
0.7xlift
Patriarch's Bidding
25%inclusion1 decks4 decks
3.3xlift
Feed the Infection
25%inclusion1 decks4 decks
3.3xlift
Unearth
25%inclusion1 decks4 decks
3.3xlift
Buried Alive
25%inclusion1 decks4 decks
3.3xlift
Ashes to Ashes
25%inclusion1 decks4 decks
3.3xlift
Living Death
25%inclusion1 decks4 decks
3.3xlift
Final Parting
25%inclusion1 decks4 decks
3.3xlift
Diresight
25%inclusion1 decks4 decks
3.3xlift
Toxic Deluge
25%inclusion1 decks4 decks
0.5xlift
Kindred Dominance
25%inclusion1 decks4 decks
3.3xlift
Beseech the Queen
25%inclusion1 decks4 decks
1.6xlift
Grim Tutor
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1.6xlift
Crippling Fear
25%inclusion1 decks4 decks
3.3xlift
Secret Salvage
25%inclusion1 decks4 decks
3.3xlift
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Contagion Clasp
75%inclusion3 decks4 decks
1.2xlift
Contagion Engine
75%inclusion3 decks4 decks
1.0xlift
Skullclamp
75%inclusion3 decks4 decks
1.4xlift
Bontu's Monument
75%inclusion3 decks4 decks
1.6xlift
Bolas's Citadel
50%inclusion2 decks4 decks
1.6xlift
Sword of Truth and Justice
50%inclusion2 decks4 decks
1.3xlift
Whispersilk Cloak
50%inclusion2 decks4 decks
2.2xlift
Herald's Horn
50%inclusion2 decks4 decks
3.3xlift
Lightning Greaves
50%inclusion2 decks4 decks
1.3xlift
Chronicle of Victory
33%inclusion1 decks3 decks
3.7xlift
Vat of Rebirth
25%inclusion1 decks4 decks
3.3xlift
Ashnod's Altar
25%inclusion1 decks4 decks
1.1xlift
Whip of Erebos
25%inclusion1 decks4 decks
1.6xlift
Coat of Arms
25%inclusion1 decks4 decks
3.3xlift
Prowler's Helm
25%inclusion1 decks4 decks
3.3xlift
Vorpal Sword
25%inclusion1 decks4 decks
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Helm of the Host
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Banner of Kinship
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Expedition Map
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Sword of Hearth and Home
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Blade of Selves
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Hot Soup
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Thrumming Stone
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Urza's Incubator
25%inclusion1 decks4 decks
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Swiftfoot Boots
25%inclusion1 decks4 decks
1.1xlift
Grafted Exoskeleton
25%inclusion1 decks4 decks
1.6xlift
Basilisk Collar
25%inclusion1 decks4 decks
3.3xlift
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Cover of Darkness
75%inclusion3 decks4 decks
3.3xlift
Glistening Oil
25%inclusion1 decks4 decks
3.3xlift
Phyrexian Reclamation
25%inclusion1 decks4 decks
3.3xlift
Haunted One
25%inclusion1 decks4 decks
3.3xlift
Grave Pact
25%inclusion1 decks4 decks
1.6xlift
Phyresis
25%inclusion1 decks4 decks
3.3xlift
Snake Cult Initiation
25%inclusion1 decks4 decks
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Black Market Connections
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0.8xlift
Oversold Cemetery
25%inclusion1 decks4 decks
3.3xlift
Phyrexian Arena
25%inclusion1 decks4 decks
1.1xlift
Necrogen Communion
25%inclusion1 decks4 decks
3.3xlift
Planeswalkers
Vraska, Betrayal's Sting
25%inclusion1 decks4 decks
0.5xlift
Liliana of the Dark Realms
25%inclusion1 decks4 decks
0.5xlift
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Cabal Coffers
100%inclusion4 decks4 decks
1.1xlift
Nykthos, Shrine to Nyx
100%inclusion4 decks4 decks
1.6xlift
Urborg, Tomb of Yawgmoth
100%inclusion4 decks4 decks
1.2xlift
Bojuka Bog
75%inclusion3 decks4 decks
0.8xlift
Swarmyard
75%inclusion3 decks4 decks
3.3xlift
Karn's Bastion
75%inclusion3 decks4 decks
1.0xlift
Shizo, Death's Storehouse
50%inclusion2 decks4 decks
1.6xlift
Cabal Stronghold
50%inclusion2 decks4 decks
0.8xlift
Mortuary Mire
50%inclusion2 decks4 decks
1.3xlift
Crypt of Agadeem
50%inclusion2 decks4 decks
2.2xlift
Three Tree City
50%inclusion2 decks4 decks
3.3xlift
Rogue's Passage
50%inclusion2 decks4 decks
2.2xlift
Phyrexian Tower
25%inclusion1 decks4 decks
0.4xlift
Barren Moor
25%inclusion1 decks4 decks
1.6xlift
Witch's Cottage
25%inclusion1 decks4 decks
1.6xlift
Minas Morgul, Dark Fortress
25%inclusion1 decks4 decks
1.6xlift
Inventors' Fair
25%inclusion1 decks4 decks
3.3xlift
Deserted Temple
25%inclusion1 decks4 decks
1.1xlift
Takenuma, Abandoned Mire
25%inclusion1 decks4 decks
0.8xlift
Mudflat Village
25%inclusion1 decks4 decks
3.3xlift
Thespian's Stage
25%inclusion1 decks4 decks
1.1xlift
Castle Locthwain
25%inclusion1 decks4 decks
1.6xlift
Dark Depths
25%inclusion1 decks4 decks
1.6xlift
Midgar, City of Mako
25%inclusion1 decks4 decks
1.1xlift
Mana Artifacts
Glistening Sphere
75%inclusion3 decks4 decks
1.6xlift
Sol Ring
50%inclusion2 decks4 decks
0.6xlift
Everflowing Chalice
25%inclusion1 decks4 decks
1.1xlift
Arcane Signet
25%inclusion1 decks4 decks
1.1xlift
Staff of Compleation
25%inclusion1 decks4 decks
0.7xlift
Empowered Autogenerator
25%inclusion1 decks4 decks
3.3xlift
Thought Vessel
25%inclusion1 decks4 decks
0.8xlift
Lands
Swamp
100%inclusion4 decks4 decks
1.1xlift
Malakir Rebirth
75%inclusion3 decks4 decks
1.6xlift
Path of Ancestry
50%inclusion2 decks4 decks
2.2xlift
Hagra Mauling
25%inclusion1 decks4 decks
1.6xlift
Fell the Profane
25%inclusion1 decks4 decks
0.8xlift
Urza's Cave
25%inclusion1 decks4 decks
0.8xlift
Cavern of Souls
25%inclusion1 decks4 decks
1.6xlift
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