Karumonix, the Rat King (Commander) - Expensive +1/+1 Counters

Karumonix, the Rat King
Rank #412
2decks
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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Utility Lands
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Lands
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Ancient Tomb
50%inclusion1 decks2 decks
38%synergy
The One Ring
50%inclusion1 decks2 decks
41%synergy
Demonic Tutor
50%inclusion1 decks2 decks
23%synergy
Creatures
Marrow-Gnawer
100%inclusion2 decks2 decks
97%synergy
Pack Rat
100%inclusion2 decks2 decks
94%synergy
Piper of the Swarm
100%inclusion2 decks2 decks
93%synergy
Lord Skitter, Sewer King
100%inclusion2 decks2 decks
92%synergy
Ogre Slumlord
50%inclusion1 decks2 decks
41%synergy
Crypt Rats
50%inclusion1 decks2 decks
46%synergy
Relentless Rats
50%inclusion1 decks2 decks
48%synergy
Rotting Rats
50%inclusion1 decks2 decks
47%synergy
Burglar Rat
50%inclusion1 decks2 decks
40%synergy
Roaming Throne
50%inclusion1 decks2 decks
47%synergy
Tangled Colony
50%inclusion1 decks2 decks
47%synergy
Filth
50%inclusion1 decks2 decks
48%synergy
Lord Skitter's Butcher
50%inclusion1 decks2 decks
47%synergy
Persistent Marshstalker
50%inclusion1 decks2 decks
47%synergy
Swarm of Rats
50%inclusion1 decks2 decks
48%synergy
Chittering Witch
50%inclusion1 decks2 decks
46%synergy
Voracious Vermin
50%inclusion1 decks2 decks
47%synergy
Ashcoat of the Shadow Swarm
50%inclusion1 decks2 decks
46%synergy
Yawgmoth, Thran Physician
50%inclusion1 decks2 decks
40%synergy
Nezumi Informant
50%inclusion1 decks2 decks
44%synergy
Ratcatcher
50%inclusion1 decks2 decks
47%synergy
Blightbelly Rat
50%inclusion1 decks2 decks
47%synergy
Pestilence Rats
50%inclusion1 decks2 decks
48%synergy
Septic Rats
50%inclusion1 decks2 decks
48%synergy
Rancid Rats
50%inclusion1 decks2 decks
48%synergy
Stronghold Rats
50%inclusion1 decks2 decks
47%synergy
Rat Colony
50%inclusion1 decks2 decks
45%synergy
Ichor Rats
50%inclusion1 decks2 decks
47%synergy
Old Flitterfang
50%inclusion1 decks2 decks
49%synergy
Instants
Vraska's Fall
100%inclusion2 decks2 decks
97%synergy
Grim Affliction
100%inclusion2 decks2 decks
98%synergy
Dark Ritual
100%inclusion2 decks2 decks
33%synergy
Hero's Downfall
50%inclusion1 decks2 decks
44%synergy
Deadly Rollick
50%inclusion1 decks2 decks
24%synergy
Fell the Profane
50%inclusion1 decks2 decks
30%synergy
Sheoldred's Edict
50%inclusion1 decks2 decks
35%synergy
Whisper of the Dross
50%inclusion1 decks2 decks
47%synergy
Doom Blade
50%inclusion1 decks2 decks
43%synergy
Murder
50%inclusion1 decks2 decks
40%synergy
Sorceries
Phyresis Outbreak
100%inclusion2 decks2 decks
98%synergy
Infectious Inquiry
100%inclusion2 decks2 decks
97%synergy
Kindred Dominance
100%inclusion2 decks2 decks
95%synergy
Drown in Ichor
100%inclusion2 decks2 decks
97%synergy
Vat Emergence
50%inclusion1 decks2 decks
49%synergy
Spread the Sickness
50%inclusion1 decks2 decks
49%synergy
Revenge of the Rats
50%inclusion1 decks2 decks
47%synergy
Swarmyard Massacre
50%inclusion1 decks2 decks
48%synergy
Caress of Phyrexia
50%inclusion1 decks2 decks
49%synergy
Reanimate
50%inclusion1 decks2 decks
9%synergy
Damnation
50%inclusion1 decks2 decks
30%synergy
Utility Artifacts
Bontu's Monument
100%inclusion2 decks2 decks
72%synergy
Door of Destinies
100%inclusion2 decks2 decks
98%synergy
Herald's Horn
100%inclusion2 decks2 decks
94%synergy
Icon of Ancestry
50%inclusion1 decks2 decks
49%synergy
Contagion Engine
50%inclusion1 decks2 decks
48%synergy
Coat of Arms
50%inclusion1 decks2 decks
48%synergy
Trailblazer's Boots
50%inclusion1 decks2 decks
47%synergy
Skullclamp
50%inclusion1 decks2 decks
28%synergy
Sword of Truth and Justice
50%inclusion1 decks2 decks
49%synergy
Banner of Kinship
50%inclusion1 decks2 decks
48%synergy
Vanquisher's Banner
50%inclusion1 decks2 decks
46%synergy
Darksteel Forge
50%inclusion1 decks2 decks
49%synergy
Thrumming Stone
50%inclusion1 decks2 decks
46%synergy
Urza's Incubator
50%inclusion1 decks2 decks
48%synergy
Jet Medallion
50%inclusion1 decks2 decks
-12%synergy
Altar of the Brood
50%inclusion1 decks2 decks
48%synergy
Eldrazi Monument
50%inclusion1 decks2 decks
48%synergy
Thornbite Staff
50%inclusion1 decks2 decks
47%synergy
Obelisk of Urd
50%inclusion1 decks2 decks
49%synergy
Enchantments
Phyrexian Reclamation
100%inclusion2 decks2 decks
90%synergy
Grave Pact
100%inclusion2 decks2 decks
80%synergy
Polluted Bonds
50%inclusion1 decks2 decks
48%synergy
Cruel Reality
50%inclusion1 decks2 decks
50%synergy
Grievous Wound
50%inclusion1 decks2 decks
48%synergy
Haunted One
50%inclusion1 decks2 decks
48%synergy
Sanguine Bond
50%inclusion1 decks2 decks
39%synergy
Tribute to Horobi
50%inclusion1 decks2 decks
49%synergy
Exquisite Blood
50%inclusion1 decks2 decks
37%synergy
Intimidation
50%inclusion1 decks2 decks
49%synergy
Liliana's Caress
50%inclusion1 decks2 decks
44%synergy
No Mercy
50%inclusion1 decks2 decks
42%synergy
Cover of Darkness
50%inclusion1 decks2 decks
47%synergy
Bad Moon
50%inclusion1 decks2 decks
47%synergy
Planeswalkers
Vraska, Betrayal's Sting
100%inclusion2 decks2 decks
97%synergy
Liliana Vess
50%inclusion1 decks2 decks
47%synergy
Utility Lands
Bojuka Bog
100%inclusion2 decks2 decks
53%synergy
Swarmyard
100%inclusion2 decks2 decks
94%synergy
Cabal Coffers
100%inclusion2 decks2 decks
45%synergy
Karn's Bastion
100%inclusion2 decks2 decks
96%synergy
Reliquary Tower
100%inclusion2 decks2 decks
71%synergy
Lotus Field
50%inclusion1 decks2 decks
50%synergy
Phyrexian Tower
50%inclusion1 decks2 decks
23%synergy
Mortuary Mire
50%inclusion1 decks2 decks
37%synergy
Mudflat Village
50%inclusion1 decks2 decks
47%synergy
Three Tree City
50%inclusion1 decks2 decks
45%synergy
Urborg, Tomb of Yawgmoth
50%inclusion1 decks2 decks
12%synergy
Everglades
50%inclusion1 decks2 decks
49%synergy
Mana Artifacts
Glistening Sphere
100%inclusion2 decks2 decks
99%synergy
Commander's Sphere
50%inclusion1 decks2 decks
42%synergy
Arcane Signet
50%inclusion1 decks2 decks
-11%synergy
Gauntlet of Power
50%inclusion1 decks2 decks
47%synergy
Staff of Compleation
50%inclusion1 decks2 decks
48%synergy
Heraldic Banner
50%inclusion1 decks2 decks
45%synergy
Patchwork Banner
50%inclusion1 decks2 decks
45%synergy
Throne of Eldraine
50%inclusion1 decks2 decks
41%synergy
Sol Ring
50%inclusion1 decks2 decks
-35%synergy
Lands
Swamp
100%inclusion2 decks2 decks
5%synergy
Fell the Profane
50%inclusion1 decks2 decks
30%synergy
Command Tower
50%inclusion1 decks2 decks
44%synergy
Cavern of Souls
50%inclusion1 decks2 decks
43%synergy
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