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

Karumonix, the Rat King
Rank #400
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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Demonic Tutor
100%inclusion1 decks1 decks
73%synergy
Chrome Mox
100%inclusion1 decks1 decks
94%synergy
Vampiric Tutor
100%inclusion1 decks1 decks
79%synergy
Mox Diamond
100%inclusion1 decks1 decks
96%synergy
Creatures
Ogre Slumlord
100%inclusion1 decks1 decks
90%synergy
Relentless Rats
100%inclusion1 decks1 decks
98%synergy
Marrow-Gnawer
100%inclusion1 decks1 decks
97%synergy
Pack Rat
100%inclusion1 decks1 decks
94%synergy
Ashcoat of the Shadow Swarm
100%inclusion1 decks1 decks
96%synergy
Piper of the Swarm
100%inclusion1 decks1 decks
93%synergy
Blightbelly Rat
100%inclusion1 decks1 decks
97%synergy
Lord Skitter, Sewer King
100%inclusion1 decks1 decks
92%synergy
Ichor Rats
100%inclusion1 decks1 decks
97%synergy
Instants
Deadly Rollick
100%inclusion1 decks1 decks
75%synergy
Dark Ritual
100%inclusion1 decks1 decks
33%synergy
Culling the Weak
100%inclusion1 decks1 decks
83%synergy
Tainted Strike
100%inclusion1 decks1 decks
97%synergy
Sorceries
Patriarch's Bidding
100%inclusion1 decks1 decks
96%synergy
Haunting Voyage
100%inclusion1 decks1 decks
99%synergy
Phyresis Outbreak
100%inclusion1 decks1 decks
98%synergy
Echoing Return
100%inclusion1 decks1 decks
97%synergy
Tendrils of Agony
100%inclusion1 decks1 decks
97%synergy
Kindred Dominance
100%inclusion1 decks1 decks
95%synergy
Plague of Vermin
100%inclusion1 decks1 decks
98%synergy
Pact of the Serpent
100%inclusion1 decks1 decks
98%synergy
Secret Salvage
100%inclusion1 decks1 decks
99%synergy
Utility Artifacts
Sensei's Divining Top
100%inclusion1 decks1 decks
92%synergy
Aetherflux Reservoir
100%inclusion1 decks1 decks
91%synergy
Expedition Map
100%inclusion1 decks1 decks
89%synergy
Bontu's Monument
100%inclusion1 decks1 decks
72%synergy
Thrumming Stone
100%inclusion1 decks1 decks
96%synergy
Jet Medallion
100%inclusion1 decks1 decks
38%synergy
Herald's Horn
100%inclusion1 decks1 decks
94%synergy
Enchantments
Black Market Connections
100%inclusion1 decks1 decks
76%synergy
Planeswalkers
Vraska, Betrayal's Sting
100%inclusion1 decks1 decks
97%synergy
Liliana of the Dark Realms
100%inclusion1 decks1 decks
86%synergy
Utility Lands
Cabal Stronghold
100%inclusion1 decks1 decks
66%synergy
Vesuva
100%inclusion1 decks1 decks
97%synergy
Swarmyard
100%inclusion1 decks1 decks
94%synergy
War Room
100%inclusion1 decks1 decks
84%synergy
Cabal Coffers
100%inclusion1 decks1 decks
45%synergy
Nykthos, Shrine to Nyx
100%inclusion1 decks1 decks
70%synergy
Deserted Temple
100%inclusion1 decks1 decks
96%synergy
Takenuma, Abandoned Mire
100%inclusion1 decks1 decks
84%synergy
Three Tree City
100%inclusion1 decks1 decks
95%synergy
Urborg, Tomb of Yawgmoth
100%inclusion1 decks1 decks
62%synergy
Mana Artifacts
Arcane Signet
100%inclusion1 decks1 decks
38%synergy
Staff of Compleation
100%inclusion1 decks1 decks
98%synergy
Glistening Sphere
100%inclusion1 decks1 decks
99%synergy
Throne of Eldraine
100%inclusion1 decks1 decks
91%synergy
Sol Ring
100%inclusion1 decks1 decks
14%synergy
Nyx Lotus
100%inclusion1 decks1 decks
94%synergy
Lands
Prismatic Vista
100%inclusion1 decks1 decks
98%synergy
Swamp
100%inclusion1 decks1 decks
5%synergy
Cavern of Souls
100%inclusion1 decks1 decks
93%synergy
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