Karumonix, the Rat King (Commander) - Upgraded Relentless Rats

Karumonix, the Rat King
Rank #406
2decks
As CommanderAs CardAverage DeckDecks
Bracket
All1234
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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Demonic Tutor
50%inclusion1 decks2 decks
23%synergy
Vampiric Tutor
50%inclusion1 decks2 decks
29%synergy
Creatures
Relentless Rats
100%inclusion2 decks2 decks
98%synergy
Blightbelly Rat
100%inclusion2 decks2 decks
97%synergy
Ichor Rats
100%inclusion2 decks2 decks
97%synergy
Patron of the Nezumi
50%inclusion1 decks2 decks
49%synergy
Ogre Slumlord
50%inclusion1 decks2 decks
40%synergy
Rabid Rats
50%inclusion1 decks2 decks
50%synergy
Wick's Patrol
50%inclusion1 decks2 decks
50%synergy
Marrow-Gnawer
50%inclusion1 decks2 decks
47%synergy
Burglar Rat
50%inclusion1 decks2 decks
40%synergy
Ravenous Rats
50%inclusion1 decks2 decks
48%synergy
Blood Artist
50%inclusion1 decks2 decks
18%synergy
Gnawing Vermin
50%inclusion1 decks2 decks
49%synergy
Ayara, First of Locthwain
50%inclusion1 decks2 decks
25%synergy
Gray Merchant of Asphodel
50%inclusion1 decks2 decks
-0%synergy
Mukotai Ambusher
50%inclusion1 decks2 decks
49%synergy
Tangled Colony
50%inclusion1 decks2 decks
47%synergy
Nezumi Bladeblesser
50%inclusion1 decks2 decks
49%synergy
Daggerfang Duo
50%inclusion1 decks2 decks
49%synergy
Lord Skitter's Butcher
50%inclusion1 decks2 decks
47%synergy
Nezumi Linkbreaker
50%inclusion1 decks2 decks
49%synergy
Zulaport Cutthroat
50%inclusion1 decks2 decks
27%synergy
Persistent Marshstalker
50%inclusion1 decks2 decks
47%synergy
Chittering Skitterling
50%inclusion1 decks2 decks
49%synergy
Voracious Vermin
50%inclusion1 decks2 decks
47%synergy
Twisted Sewer-Witch
50%inclusion1 decks2 decks
49%synergy
Ashcoat of the Shadow Swarm
50%inclusion1 decks2 decks
46%synergy
Reassembling Skeleton
50%inclusion1 decks2 decks
32%synergy
Ossuary Rats
50%inclusion1 decks2 decks
50%synergy
Nezumi Cutthroat
50%inclusion1 decks2 decks
49%synergy
Crypt Ghast
50%inclusion1 decks2 decks
3%synergy
Piper of the Swarm
50%inclusion1 decks2 decks
43%synergy
Warehouse Tabby
50%inclusion1 decks2 decks
50%synergy
Pitiless Plunderer
50%inclusion1 decks2 decks
30%synergy
Nezumi Prowler
50%inclusion1 decks2 decks
49%synergy
Drainpipe Vermin
50%inclusion1 decks2 decks
49%synergy
Sewer Rats
50%inclusion1 decks2 decks
50%synergy
Septic Rats
50%inclusion1 decks2 decks
48%synergy
Wave of Rats
50%inclusion1 decks2 decks
48%synergy
Typhoid Rats
50%inclusion1 decks2 decks
46%synergy
Deathmask Nezumi
50%inclusion1 decks2 decks
50%synergy
Undercity Dire Rat
50%inclusion1 decks2 decks
48%synergy
Rat King, Pale Piper
50%inclusion1 decks2 decks
46%synergy
Instants
Deadly Rollick
50%inclusion1 decks2 decks
25%synergy
Whisper of the Dross
50%inclusion1 decks2 decks
47%synergy
Entomb
50%inclusion1 decks2 decks
37%synergy
Go for the Throat
50%inclusion1 decks2 decks
27%synergy
Snuff Out
50%inclusion1 decks2 decks
36%synergy
Vraska's Fall
50%inclusion1 decks2 decks
47%synergy
Village Rites
50%inclusion1 decks2 decks
24%synergy
Rat Out
50%inclusion1 decks2 decks
49%synergy
Deadly Dispute
50%inclusion1 decks2 decks
23%synergy
Dark Ritual
50%inclusion1 decks2 decks
-17%synergy
Culling the Weak
50%inclusion1 decks2 decks
32%synergy
Infernal Grasp
50%inclusion1 decks2 decks
25%synergy
Taken by Nightmares
50%inclusion1 decks2 decks
50%synergy
Sorceries
Diabolic Intent
50%inclusion1 decks2 decks
35%synergy
Vat Emergence
50%inclusion1 decks2 decks
49%synergy
Spread the Sickness
50%inclusion1 decks2 decks
49%synergy
Dread Return
50%inclusion1 decks2 decks
38%synergy
Infectious Inquiry
50%inclusion1 decks2 decks
47%synergy
Exsanguinate
50%inclusion1 decks2 decks
25%synergy
Caress of Phyrexia
50%inclusion1 decks2 decks
49%synergy
Reanimate
50%inclusion1 decks2 decks
9%synergy
Toxic Deluge
50%inclusion1 decks2 decks
13%synergy
Drown in Ichor
50%inclusion1 decks2 decks
46%synergy
Shatter the Oath
50%inclusion1 decks2 decks
50%synergy
Utility Artifacts
Vat of Rebirth
50%inclusion1 decks2 decks
47%synergy
Icon of Ancestry
50%inclusion1 decks2 decks
49%synergy
Contagion Clasp
50%inclusion1 decks2 decks
48%synergy
Ashnod's Altar
50%inclusion1 decks2 decks
30%synergy
Skullclamp
50%inclusion1 decks2 decks
28%synergy
Pyre of Heroes
50%inclusion1 decks2 decks
50%synergy
Phyrexian Altar
50%inclusion1 decks2 decks
36%synergy
Thrumming Stone
50%inclusion1 decks2 decks
46%synergy
Jet Medallion
50%inclusion1 decks2 decks
-12%synergy
Enchantments
Hopeless Nightmare
50%inclusion1 decks2 decks
46%synergy
Glistening Oil
50%inclusion1 decks2 decks
49%synergy
Necromancy
50%inclusion1 decks2 decks
44%synergy
Sanguine Bond
50%inclusion1 decks2 decks
39%synergy
Dictate of Erebos
50%inclusion1 decks2 decks
39%synergy
Tribute to Horobi
50%inclusion1 decks2 decks
49%synergy
Phyresis
50%inclusion1 decks2 decks
48%synergy
Animate Dead
50%inclusion1 decks2 decks
33%synergy
Black Market Connections
50%inclusion1 decks2 decks
25%synergy
Necrogen Communion
50%inclusion1 decks2 decks
48%synergy
Utility Lands
Bojuka Bog
50%inclusion1 decks2 decks
3%synergy
Cabal Coffers
50%inclusion1 decks2 decks
-5%synergy
Mana Artifacts
Arcane Signet
50%inclusion1 decks2 decks
-11%synergy
Charcoal Diamond
50%inclusion1 decks2 decks
28%synergy
Heraldic Banner
50%inclusion1 decks2 decks
45%synergy
Sol Ring
50%inclusion1 decks2 decks
-35%synergy
Phyrexian Atlas
50%inclusion1 decks2 decks
50%synergy
Lands
Swamp
100%inclusion2 decks2 decks
5%synergy
Command Tower
50%inclusion1 decks2 decks
44%synergy
Terramorphic Expanse
50%inclusion1 decks2 decks
47%synergy
Mirrex
50%inclusion1 decks2 decks
49%synergy
Riveteers Overlook
50%inclusion1 decks2 decks
49%synergy
Shire Terrace
50%inclusion1 decks2 decks
50%synergy
Evolving Wilds
50%inclusion1 decks2 decks
46%synergy
Path of Ancestry
50%inclusion1 decks2 decks
45%synergy
Command Bridge
50%inclusion1 decks2 decks
50%synergy
Daily Bugle Building
50%inclusion1 decks2 decks
49%synergy
Vibrant Cityscape
50%inclusion1 decks2 decks
49%synergy
Big Apple, 3 a.m.
50%inclusion1 decks2 decks
48%synergy
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