Karumonix, the Rat King (Commander) - Expensive Optimized Infect

Karumonix, the Rat King
Rank #384
1decks
As CommanderAs CardAverage DeckDecks
Bracket
All12345
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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Utility Lands
Mana Artifacts
Lands
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Imperial Seal
100%inclusion1 decks1 decks
93%synergy
Demonic Tutor
100%inclusion1 decks1 decks
73%synergy
Vampiric Tutor
100%inclusion1 decks1 decks
79%synergy
Creatures
Ogre Slumlord
100%inclusion1 decks1 decks
90%synergy
Crypt Rats
100%inclusion1 decks1 decks
95%synergy
Marrow-Gnawer
100%inclusion1 decks1 decks
97%synergy
Filth
100%inclusion1 decks1 decks
98%synergy
Species Specialist
100%inclusion1 decks1 decks
97%synergy
Pack Rat
100%inclusion1 decks1 decks
94%synergy
Chittering Witch
100%inclusion1 decks1 decks
96%synergy
Ashcoat of the Shadow Swarm
100%inclusion1 decks1 decks
97%synergy
Piper of the Swarm
100%inclusion1 decks1 decks
93%synergy
Ratcatcher
100%inclusion1 decks1 decks
97%synergy
Blightbelly Rat
100%inclusion1 decks1 decks
96%synergy
Septic Rats
100%inclusion1 decks1 decks
98%synergy
Wave of Rats
100%inclusion1 decks1 decks
98%synergy
Typhoid Rats
100%inclusion1 decks1 decks
96%synergy
Rat Colony
100%inclusion1 decks1 decks
94%synergy
Ichor Rats
100%inclusion1 decks1 decks
97%synergy
Instants
Whisper of the Dross
100%inclusion1 decks1 decks
97%synergy
Entomb
100%inclusion1 decks1 decks
88%synergy
Vraska's Fall
100%inclusion1 decks1 decks
97%synergy
Village Rites
100%inclusion1 decks1 decks
75%synergy
Grim Affliction
100%inclusion1 decks1 decks
98%synergy
Dark Ritual
100%inclusion1 decks1 decks
33%synergy
Raise the Draugr
100%inclusion1 decks1 decks
99%synergy
Murder
100%inclusion1 decks1 decks
90%synergy
Sorceries
Diabolic Intent
100%inclusion1 decks1 decks
85%synergy
Patriarch's Bidding
100%inclusion1 decks1 decks
96%synergy
Phyresis Outbreak
100%inclusion1 decks1 decks
98%synergy
Infectious Inquiry
100%inclusion1 decks1 decks
97%synergy
Final Parting
100%inclusion1 decks1 decks
95%synergy
Sign in Blood
100%inclusion1 decks1 decks
65%synergy
Kindred Dominance
100%inclusion1 decks1 decks
95%synergy
Gruesome Fate
100%inclusion1 decks1 decks
98%synergy
Drown in Ichor
100%inclusion1 decks1 decks
96%synergy
Disentomb
100%inclusion1 decks1 decks
99%synergy
Utility Artifacts
Hall of Triumph
100%inclusion1 decks1 decks
100%synergy
Vanquisher's Banner
100%inclusion1 decks1 decks
96%synergy
Bontu's Monument
100%inclusion1 decks1 decks
72%synergy
Door of Destinies
100%inclusion1 decks1 decks
98%synergy
Thrumming Stone
100%inclusion1 decks1 decks
96%synergy
Urza's Incubator
100%inclusion1 decks1 decks
98%synergy
Herald's Horn
100%inclusion1 decks1 decks
94%synergy
Enchantments
The Meathook Massacre
100%inclusion1 decks1 decks
83%synergy
Vampiric Rites
100%inclusion1 decks1 decks
94%synergy
Grave Pact
100%inclusion1 decks1 decks
81%synergy
Conspiracy
100%inclusion1 decks1 decks
99%synergy
Painful Quandary
100%inclusion1 decks1 decks
90%synergy
Cover of Darkness
100%inclusion1 decks1 decks
97%synergy
Oversold Cemetery
100%inclusion1 decks1 decks
95%synergy
Bad Moon
100%inclusion1 decks1 decks
97%synergy
Planeswalkers
Vraska, Betrayal's Sting
100%inclusion1 decks1 decks
97%synergy
Utility Lands
Mortuary Mire
100%inclusion1 decks1 decks
87%synergy
Memorial to Folly
100%inclusion1 decks1 decks
97%synergy
Witch's Cottage
100%inclusion1 decks1 decks
75%synergy
Cabal Coffers
100%inclusion1 decks1 decks
45%synergy
Karn's Bastion
100%inclusion1 decks1 decks
96%synergy
Three Tree City
100%inclusion1 decks1 decks
95%synergy
Urborg, Tomb of Yawgmoth
100%inclusion1 decks1 decks
62%synergy
Rogue's Passage
100%inclusion1 decks1 decks
81%synergy
Mana Artifacts
Heraldic Banner
100%inclusion1 decks1 decks
95%synergy
Patchwork Banner
100%inclusion1 decks1 decks
96%synergy
Sol Ring
100%inclusion1 decks1 decks
14%synergy
Lands
Swamp
100%inclusion1 decks1 decks
5%synergy
Cavern of Souls
100%inclusion1 decks1 decks
93%synergy
Path of Ancestry
100%inclusion1 decks1 decks
95%synergy
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