Average Deck for Karumonix, the Rat King - Optimized Rats

Karumonix, the Rat King
Rank #412
8decks
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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.
Chris Guest
Aug 7, 2025
Chris Guest
The Top 40 Monocolored Commanders
What are the most popular monocolored commanders of all time? Let's look at the 40 most played, according to EDHREC.
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Decklist

Karumonix, the Rat King
Buy at Card Kingdom
Buy at TCGPlayer
Buy at Manapool
ArchidektPlaytest on Archidekt
Creatures
Instants
Sorceries
Artifacts
Enchantments
Planeswalkers
Lands
Basics
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Ashcoat of the Shadow Swarm
Ashcoat of the Shadow Swarm
Ayara, First of Locthwain
Ayara, First of Locthwain
Blightbelly Rat
Blightbelly Rat
Ichor Rats
Ichor Rats
Ink-Eyes, Servant of Oni
Ink-Eyes, Servant of Oni
Lord Skitter's Butcher
Lord Skitter's Butcher
Lord Skitter, Sewer King
Lord Skitter, Sewer King
Marrow-Gnawer
Marrow-Gnawer
Ogre Slumlord
Ogre Slumlord
Pack Rat
Pack Rat
Piper of the Swarm
Piper of the Swarm
Rancid Rats
Rancid Rats
Rat Colony
13 Rat Colony
Typhoid Rats
Typhoid Rats
Valley Rotcaller
Valley Rotcaller
Voracious Vermin
Voracious Vermin
Instants (8)
Cabal Ritual
Cabal Ritual
Dark Ritual
Dark Ritual
Fell the Profane
Fell the Profane
Malakir Rebirth
Malakir Rebirth
Rat Out
Rat Out
Tainted Strike
Tainted Strike
Vampiric Tutor
Vampiric Tutor
Vraska's Fall
Vraska's Fall
Sorceries (9)
Demonic Tutor
Demonic Tutor
Drown in Ichor
Drown in Ichor
Feed the Swarm
Feed the Swarm
Infectious Inquiry
Infectious Inquiry
Patriarch's Bidding
Patriarch's Bidding
Plague of Vermin
Plague of Vermin
Reanimate
Reanimate
Revenge of the Rats
Revenge of the Rats
Toxic Deluge
Toxic Deluge
Artifacts (10)
Arcane Signet
Arcane Signet
Bolas's Citadel
Bolas's Citadel
Bontu's Monument
Bontu's Monument
Glistening Sphere
Glistening Sphere
Jet Medallion
Jet Medallion
Lightning Greaves
Lightning Greaves
Sol Ring
Sol Ring
Swiftfoot Boots
Swiftfoot Boots
The Darkness Crystal
The Darkness Crystal
Thornbite Staff
Thornbite Staff
Enchantments (7)
Animate Dead
Animate Dead
Black Market Connections
Black Market Connections
Contamination
Contamination
Cover of Darkness
Cover of Darkness
Grave Pact
Grave Pact
Necropotence
Necropotence
Phyrexian Arena
Phyrexian Arena
Planeswalkers (1)
Vraska, Betrayal's Sting
Vraska, Betrayal's Sting
Lands (10)
Bojuka Bog
Bojuka Bog
Cabal Coffers
Cabal Coffers
Cabal Stronghold
Cabal Stronghold
Castle Locthwain
Castle Locthwain
Karn's Bastion
Karn's Bastion
Phyrexian Tower
Phyrexian Tower
Swarmyard
Swarmyard
Takenuma, Abandoned Mire
Takenuma, Abandoned Mire
Urborg, Tomb of Yawgmoth
Urborg, Tomb of Yawgmoth
War Room
War Room
Basics (1)
Swamp
26 Swamp
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