Karumonix, the Rat King (Commander) - Upgraded Tokens

Karumonix, the Rat King
Rank #401
12decks
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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Sorceries
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Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
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Tangled Colony
92%inclusion11 decks12 decks
89%synergy
Ichor Rats
83%inclusion10 decks12 decks
81%synergy
Blightbelly Rat
83%inclusion10 decks12 decks
80%synergy
Drown in Ichor
83%inclusion10 decks12 decks
80%synergy
Pack Rat
83%inclusion10 decks12 decks
77%synergy
Piper of the Swarm
83%inclusion10 decks12 decks
77%synergy
Ogre Slumlord
83%inclusion10 decks12 decks
74%synergy
Infectious Inquiry
75%inclusion9 decks12 decks
72%synergy
Marrow-Gnawer
75%inclusion9 decks12 decks
72%synergy
Septic Rats
67%inclusion8 decks12 decks
65%synergy
Top Cards
Dark Ritual
75%inclusion9 decks12 decks
8%synergy
Whisper of the Dross
67%inclusion8 decks12 decks
64%synergy
Rat King, Pale Piper
67%inclusion4 decks6 decks
63%synergy
Lord Skitter, Sewer King
67%inclusion8 decks12 decks
59%synergy
Voracious Vermin
67%inclusion8 decks12 decks
64%synergy
Revenge of the Rats
58%inclusion7 decks12 decks
55%synergy
Feed the Swarm
58%inclusion7 decks12 decks
8%synergy
Rat Out
58%inclusion7 decks12 decks
57%synergy
Vraska's Fall
58%inclusion7 decks12 decks
55%synergy
Crypt Rats
58%inclusion7 decks12 decks
54%synergy
Game Changers
Demonic Tutor
50%inclusion6 decks12 decks
23%synergy
Vampiric Tutor
33%inclusion4 decks12 decks
12%synergy
Imperial Seal
8.3%inclusion1 decks12 decks
1%synergy
The One Ring
8.3%inclusion1 decks12 decks
-1%synergy
Creatures
Locust Miser
58%inclusion7 decks12 decks
57%synergy
Persistent Marshstalker
58%inclusion7 decks12 decks
55%synergy
Burglar Rat
50%inclusion6 decks12 decks
39%synergy
Chittering Witch
50%inclusion6 decks12 decks
46%synergy
Ashcoat of the Shadow Swarm
50%inclusion6 decks12 decks
46%synergy
Gnat Miser
50%inclusion6 decks12 decks
47%synergy
Typhoid Rats
50%inclusion6 decks12 decks
46%synergy
Stronghold Rats
50%inclusion6 decks12 decks
46%synergy
Rat King, Verminister
50%inclusion3 decks6 decks
47%synergy
Lord Skitter's Butcher
42%inclusion5 decks12 decks
39%synergy
Species Specialist
42%inclusion5 decks12 decks
38%synergy
Ratcatcher
42%inclusion5 decks12 decks
38%synergy
Pestilence Rats
42%inclusion5 decks12 decks
40%synergy
Rancid Rats
42%inclusion5 decks12 decks
39%synergy
Rat Colony
42%inclusion5 decks12 decks
36%synergy
Undercity Dire Rat
36%inclusion4 decks11 decks
35%synergy
Rotting Rats
33%inclusion4 decks12 decks
30%synergy
Ravenous Rats
33%inclusion4 decks12 decks
32%synergy
Throat Slitter
33%inclusion4 decks12 decks
32%synergy
Ink-Eyes, Servant of Oni
33%inclusion4 decks12 decks
30%synergy
Swarm of Rats
33%inclusion4 decks12 decks
31%synergy
Nezumi Cutthroat
33%inclusion4 decks12 decks
33%synergy
Nezumi Prowler
33%inclusion4 decks12 decks
32%synergy
Wave of Rats
33%inclusion4 decks12 decks
32%synergy
Nashi, Moon Sage's Scion
33%inclusion4 decks12 decks
30%synergy
Relentless Rats
25%inclusion3 decks12 decks
23%synergy
Nezumi Bladeblesser
25%inclusion3 decks12 decks
24%synergy
Valley Rotcaller
25%inclusion3 decks12 decks
22%synergy
Twisted Sewer-Witch
25%inclusion3 decks12 decks
24%synergy
Changeling Outcast
25%inclusion3 decks12 decks
20%synergy
Nezumi Informant
25%inclusion3 decks12 decks
19%synergy
Ruin Rat
25%inclusion3 decks12 decks
24%synergy
Patron of the Nezumi
17%inclusion2 decks12 decks
16%synergy
Gnawing Vermin
17%inclusion2 decks12 decks
15%synergy
Ayara, First of Locthwain
17%inclusion2 decks12 decks
-9%synergy
Gray Merchant of Asphodel
17%inclusion2 decks12 decks
-34%synergy
Mukotai Ambusher
17%inclusion2 decks12 decks
16%synergy
Nezumi Linkbreaker
17%inclusion2 decks12 decks
15%synergy
Zodiac Rat
17%inclusion2 decks12 decks
16%synergy
Razortooth Rats
17%inclusion2 decks12 decks
16%synergy
Engine Rat
17%inclusion2 decks12 decks
15%synergy
Chittering Skitterling
17%inclusion2 decks12 decks
16%synergy
Ossuary Rats
17%inclusion2 decks12 decks
16%synergy
Drainpipe Vermin
17%inclusion2 decks12 decks
15%synergy
Elephant-Rat
13%inclusion1 decks8 decks
12%synergy
Zenos yae Galvus
9.1%inclusion1 decks11 decks
6%synergy
Bog Rats
8.3%inclusion1 decks12 decks
8%synergy
Chittering Rats
8.3%inclusion1 decks12 decks
8%synergy
Phage the Untouchable
8.3%inclusion1 decks12 decks
7%synergy
Servant of the Stinger
8.3%inclusion1 decks12 decks
8%synergy
Instants
Grim Affliction
42%inclusion5 decks12 decks
40%synergy
Go for the Throat
33%inclusion4 decks12 decks
11%synergy
Village Rites
33%inclusion4 decks12 decks
8%synergy
Murder
25%inclusion3 decks12 decks
15%synergy
Infernal Grasp
25%inclusion3 decks12 decks
-0%synergy
Deadly Rollick
17%inclusion2 decks12 decks
-9%synergy
Songs of the Damned
17%inclusion2 decks12 decks
11%synergy
Deadly Dispute
17%inclusion2 decks12 decks
-10%synergy
Defile
17%inclusion2 decks12 decks
-19%synergy
Cabal Ritual
17%inclusion2 decks12 decks
-2%synergy
Foul-Tongue Shriek
17%inclusion2 decks12 decks
15%synergy
Corrupted Conviction
17%inclusion2 decks12 decks
4%synergy
Sephiroth's Intervention
9.1%inclusion1 decks11 decks
7%synergy
Hagra Mauling
8.3%inclusion1 decks12 decks
4%synergy
Hero's Downfall
8.3%inclusion1 decks12 decks
2%synergy
Imp's Mischief
8.3%inclusion1 decks12 decks
-17%synergy
Consuming Corruption
8.3%inclusion1 decks12 decks
-7%synergy
Undying Evil
8.3%inclusion1 decks12 decks
5%synergy
Culling the Weak
8.3%inclusion1 decks12 decks
-9%synergy
Bleed Dry
8.3%inclusion1 decks12 decks
8%synergy
Withering Boon
8.3%inclusion1 decks12 decks
4%synergy
Darkness
8.3%inclusion1 decks12 decks
-2%synergy
Fake Your Own Death
8.3%inclusion1 decks12 decks
1%synergy
Plumb the Forbidden
8.3%inclusion1 decks12 decks
4%synergy
Feed the Cycle
8.3%inclusion1 decks12 decks
8%synergy
Taken by Nightmares
8.3%inclusion1 decks12 decks
8%synergy
Feign Death
8.3%inclusion1 decks12 decks
0%synergy
Nasty End
8.3%inclusion1 decks12 decks
5%synergy
Tragic Slip
8.3%inclusion1 decks12 decks
-11%synergy
Early Winter
8.3%inclusion1 decks12 decks
8%synergy
Withering Torment
8.3%inclusion1 decks12 decks
-23%synergy
Sorceries
Spread the Sickness
42%inclusion5 decks12 decks
41%synergy
Vat Emergence
33%inclusion4 decks12 decks
32%synergy
Diabolic Tutor
33%inclusion4 decks12 decks
20%synergy
Kindred Dominance
33%inclusion4 decks12 decks
29%synergy
Crippling Fear
33%inclusion4 decks12 decks
30%synergy
Patriarch's Bidding
25%inclusion3 decks12 decks
21%synergy
Phyresis Outbreak
25%inclusion3 decks12 decks
23%synergy
Insatiable Avarice
25%inclusion3 decks12 decks
14%synergy
Sign in Blood
25%inclusion3 decks12 decks
-10%synergy
Bubbling Muck
17%inclusion2 decks12 decks
1%synergy
Psychic Whorl
17%inclusion2 decks12 decks
16%synergy
Exsanguinate
17%inclusion2 decks12 decks
-8%synergy
Caress of Phyrexia
17%inclusion2 decks12 decks
16%synergy
Reanimate
17%inclusion2 decks12 decks
-24%synergy
Lab Rats
17%inclusion2 decks12 decks
16%synergy
Gruesome Fate
17%inclusion2 decks12 decks
15%synergy
Grim Tutor
17%inclusion2 decks12 decks
5%synergy
Plague of Vermin
17%inclusion2 decks12 decks
14%synergy
Bloodline Bidding
17%inclusion1 decks6 decks
13%synergy
Behold the Sinister Six!
13%inclusion1 decks8 decks
12%synergy
Victimize
8.3%inclusion1 decks12 decks
-19%synergy
Forever Young
8.3%inclusion1 decks12 decks
7%synergy
Duress
8.3%inclusion1 decks12 decks
2%synergy
Dread Return
8.3%inclusion1 decks12 decks
-4%synergy
Inquisition of Kozilek
8.3%inclusion1 decks12 decks
7%synergy
Disturbing Plot
8.3%inclusion1 decks12 decks
8%synergy
Unearth
8.3%inclusion1 decks12 decks
-1%synergy
Swarmyard Massacre
8.3%inclusion1 decks12 decks
6%synergy
Echoing Return
8.3%inclusion1 decks12 decks
5%synergy
Read the Bones
8.3%inclusion1 decks12 decks
-8%synergy
Killing Wave
8.3%inclusion1 decks12 decks
6%synergy
Blood Money
8.3%inclusion1 decks12 decks
5%synergy
Tendrils of Agony
8.3%inclusion1 decks12 decks
6%synergy
Dark Petition
8.3%inclusion1 decks12 decks
5%synergy
Cruelclaw's Heist
8.3%inclusion1 decks12 decks
6%synergy
Night's Whisper
8.3%inclusion1 decks12 decks
-17%synergy
Fell
8.3%inclusion1 decks12 decks
5%synergy
Decree of Pain
8.3%inclusion1 decks12 decks
3%synergy
Final Parting
8.3%inclusion1 decks12 decks
4%synergy
In Garruk's Wake
8.3%inclusion1 decks12 decks
5%synergy
Annihilating Glare
8.3%inclusion1 decks12 decks
7%synergy
The Black Breath
8.3%inclusion1 decks12 decks
8%synergy
Final Vengeance
8.3%inclusion1 decks12 decks
7%synergy
Brainspoil
8.3%inclusion1 decks12 decks
8%synergy
Rise of the Dark Realms
8.3%inclusion1 decks12 decks
-5%synergy
Thoughtseize
8.3%inclusion1 decks12 decks
4%synergy
Nuclear Fallout
8.3%inclusion1 decks12 decks
7%synergy
Shatter the Oath
8.3%inclusion1 decks12 decks
8%synergy
Utility Artifacts
Bontu's Monument
58%inclusion7 decks12 decks
30%synergy
Jet Medallion
58%inclusion7 decks12 decks
-4%synergy
Contagion Clasp
33%inclusion4 decks12 decks
31%synergy
Herald's Horn
33%inclusion4 decks12 decks
28%synergy
Chronicle of Victory
29%inclusion2 decks7 decks
26%synergy
Icon of Ancestry
25%inclusion3 decks12 decks
24%synergy
Contagion Engine
25%inclusion3 decks12 decks
23%synergy
Coat of Arms
25%inclusion3 decks12 decks
22%synergy
Skullclamp
25%inclusion3 decks12 decks
3%synergy
Swiftfoot Boots
25%inclusion3 decks12 decks
-7%synergy
Lightning Greaves
25%inclusion3 decks12 decks
-9%synergy
The Darkness Crystal
18%inclusion2 decks11 decks
-2%synergy
Vat of Rebirth
17%inclusion2 decks12 decks
13%synergy
Vanquisher's Banner
17%inclusion2 decks12 decks
13%synergy
Whispersilk Cloak
17%inclusion2 decks12 decks
11%synergy
Door of Destinies
17%inclusion2 decks12 decks
15%synergy
Gathering Stone
17%inclusion1 decks6 decks
15%synergy
Campfire
8.3%inclusion1 decks12 decks
7%synergy
Perpetual Timepiece
8.3%inclusion1 decks12 decks
7%synergy
Elixir of Immortality
8.3%inclusion1 decks12 decks
6%synergy
Crawlspace
8.3%inclusion1 decks12 decks
7%synergy
Skeleton Key
8.3%inclusion1 decks12 decks
8%synergy
Power Matrix
8.3%inclusion1 decks12 decks
8%synergy
Ghost Lantern
8.3%inclusion1 decks12 decks
7%synergy
Whip of Erebos
8.3%inclusion1 decks12 decks
-3%synergy
Pyre of Heroes
8.3%inclusion1 decks12 decks
8%synergy
Sword of the Squeak
8.3%inclusion1 decks12 decks
8%synergy
Sword of Truth and Justice
8.3%inclusion1 decks12 decks
8%synergy
Prosthetic Injector
8.3%inclusion1 decks12 decks
8%synergy
Helm of the Host
8.3%inclusion1 decks12 decks
7%synergy
Thran Foundry
8.3%inclusion1 decks12 decks
8%synergy
Banner of Kinship
8.3%inclusion1 decks12 decks
6%synergy
Sword of Hearth and Home
8.3%inclusion1 decks12 decks
7%synergy
Torpor Orb
8.3%inclusion1 decks12 decks
7%synergy
Maskwood Nexus
8.3%inclusion1 decks12 decks
7%synergy
Feldon's Cane
8.3%inclusion1 decks12 decks
8%synergy
Thrumming Stone
8.3%inclusion1 decks12 decks
4%synergy
Idol of Oblivion
8.3%inclusion1 decks12 decks
7%synergy
Staff of the Death Magus
8.3%inclusion1 decks12 decks
5%synergy
Conjurer's Closet
8.3%inclusion1 decks12 decks
6%synergy
Dolmen Gate
8.3%inclusion1 decks12 decks
8%synergy
Thornbite Staff
8.3%inclusion1 decks12 decks
6%synergy
Decimator Web
8.3%inclusion1 decks12 decks
8%synergy
Geth's Grimoire
8.3%inclusion1 decks12 decks
1%synergy
Forebear's Blade
8.3%inclusion1 decks12 decks
8%synergy
Enchantments
Cover of Darkness
33%inclusion4 decks12 decks
30%synergy
Necrogen Communion
33%inclusion4 decks12 decks
32%synergy
Black Market
25%inclusion3 decks12 decks
5%synergy
Tribute to Horobi
25%inclusion3 decks12 decks
24%synergy
Phyrexian Arena
25%inclusion3 decks12 decks
-14%synergy
Bad Moon
25%inclusion3 decks12 decks
22%synergy
Phyrexian Reclamation
17%inclusion2 decks12 decks
7%synergy
Haunted One
17%inclusion2 decks12 decks
14%synergy
Grave Pact
17%inclusion2 decks12 decks
-3%synergy
Phyresis
17%inclusion2 decks12 decks
15%synergy
Oubliette
17%inclusion2 decks12 decks
14%synergy
Leyline of the Void
17%inclusion2 decks12 decks
15%synergy
Waste Not
8.3%inclusion1 decks12 decks
-2%synergy
Dark Tutelage
8.3%inclusion1 decks12 decks
7%synergy
The Meathook Massacre
8.3%inclusion1 decks12 decks
-9%synergy
Polluted Bonds
8.3%inclusion1 decks12 decks
6%synergy
Price of Knowledge
8.3%inclusion1 decks12 decks
8%synergy
Agent of the Iron Throne
8.3%inclusion1 decks12 decks
5%synergy
Tinybones Joins Up
8.3%inclusion1 decks12 decks
4%synergy
Grasping Shadows
8.3%inclusion1 decks12 decks
8%synergy
Okiba Reckoner Raid
8.3%inclusion1 decks12 decks
8%synergy
Hopeless Nightmare
8.3%inclusion1 decks12 decks
5%synergy
Glistening Oil
8.3%inclusion1 decks12 decks
8%synergy
Vampiric Rites
8.3%inclusion1 decks12 decks
2%synergy
Sanguine Bond
8.3%inclusion1 decks12 decks
-3%synergy
Dictate of Erebos
8.3%inclusion1 decks12 decks
-3%synergy
Relic Putrescence
8.3%inclusion1 decks12 decks
8%synergy
Exquisite Blood
8.3%inclusion1 decks12 decks
-5%synergy
Call of the Ring
8.3%inclusion1 decks12 decks
6%synergy
Intimidation
8.3%inclusion1 decks12 decks
8%synergy
Infernal Tribute
8.3%inclusion1 decks12 decks
8%synergy
Kaya's Ghostform
8.3%inclusion1 decks12 decks
-2%synergy
Dauthi Embrace
8.3%inclusion1 decks12 decks
7%synergy
Bandit's Talent
8.3%inclusion1 decks12 decks
3%synergy
Painful Quandary
8.3%inclusion1 decks12 decks
-2%synergy
Bastion of Remembrance
8.3%inclusion1 decks12 decks
-9%synergy
Leshrac's Rite
8.3%inclusion1 decks12 decks
8%synergy
Triskaidekaphobia
8.3%inclusion1 decks12 decks
8%synergy
Oversold Cemetery
8.3%inclusion1 decks12 decks
3%synergy
Oppression
8.3%inclusion1 decks12 decks
1%synergy
Planeswalkers
Vraska, Betrayal's Sting
33%inclusion4 decks12 decks
31%synergy
Liliana of the Dark Realms
17%inclusion2 decks12 decks
3%synergy
Liliana of the Veil
8.3%inclusion1 decks12 decks
2%synergy
Ob Nixilis Reignited
8.3%inclusion1 decks12 decks
6%synergy
Liliana, Death Mage
8.3%inclusion1 decks12 decks
7%synergy
Utility Lands
Swarmyard
58%inclusion7 decks12 decks
53%synergy
Mudflat Village
58%inclusion7 decks12 decks
56%synergy
Karn's Bastion
50%inclusion6 decks12 decks
46%synergy
Bojuka Bog
42%inclusion5 decks12 decks
-5%synergy
Mortuary Mire
42%inclusion5 decks12 decks
29%synergy
Secret Tunnel
38%inclusion3 decks8 decks
36%synergy
Cabal Coffers
33%inclusion4 decks12 decks
-21%synergy
Urborg, Tomb of Yawgmoth
33%inclusion4 decks12 decks
-4%synergy
Rogue's Passage
33%inclusion4 decks12 decks
14%synergy
Reliquary Tower
25%inclusion3 decks12 decks
-5%synergy
Three Tree City
25%inclusion3 decks12 decks
20%synergy
Barren Moor
17%inclusion2 decks12 decks
7%synergy
Midgar, City of Mako
9.1%inclusion1 decks11 decks
-2%synergy
Cabal Stronghold
8.3%inclusion1 decks12 decks
-26%synergy
Phyrexian Tower
8.3%inclusion1 decks12 decks
-18%synergy
Memorial to Folly
8.3%inclusion1 decks12 decks
5%synergy
Urza's Tower
8.3%inclusion1 decks12 decks
8%synergy
Urza's Mine
8.3%inclusion1 decks12 decks
8%synergy
Vesuva
8.3%inclusion1 decks12 decks
6%synergy
The Black Gate
8.3%inclusion1 decks12 decks
5%synergy
Crypt of Agadeem
8.3%inclusion1 decks12 decks
-3%synergy
Spymaster's Vault
8.3%inclusion1 decks12 decks
-1%synergy
Witch's Cottage
8.3%inclusion1 decks12 decks
-16%synergy
Volrath's Stronghold
8.3%inclusion1 decks12 decks
5%synergy
Command Beacon
8.3%inclusion1 decks12 decks
0%synergy
Nykthos, Shrine to Nyx
8.3%inclusion1 decks12 decks
-21%synergy
Peat Bog
8.3%inclusion1 decks12 decks
6%synergy
Strip Mine
8.3%inclusion1 decks12 decks
6%synergy
Urza's Power Plant
8.3%inclusion1 decks12 decks
8%synergy
Access Tunnel
8.3%inclusion1 decks12 decks
5%synergy
Everglades
8.3%inclusion1 decks12 decks
7%synergy
Mana Artifacts
Sol Ring
75%inclusion9 decks12 decks
-10%synergy
Arcane Signet
42%inclusion5 decks12 decks
-20%synergy
Staff of Compleation
25%inclusion3 decks12 decks
23%synergy
Charcoal Diamond
25%inclusion3 decks12 decks
3%synergy
Patchwork Banner
25%inclusion3 decks12 decks
21%synergy
Phyrexian Atlas
25%inclusion3 decks12 decks
25%synergy
Mind Stone
25%inclusion3 decks12 decks
-3%synergy
Glistening Sphere
17%inclusion2 decks12 decks
16%synergy
The Soul Stone
11%inclusion1 decks9 decks
-4%synergy
Lotus Blossom
8.3%inclusion1 decks12 decks
8%synergy
Heraldic Banner
8.3%inclusion1 decks12 decks
3%synergy
Throne of Eldraine
8.3%inclusion1 decks12 decks
-1%synergy
Thought Vessel
8.3%inclusion1 decks12 decks
-16%synergy
Lands
Swamp
100%inclusion12 decks12 decks
5%synergy
Path of Ancestry
50%inclusion6 decks12 decks
45%synergy
Big Apple, 3 a.m.
50%inclusion3 decks6 decks
48%synergy
Myriad Landscape
17%inclusion2 decks12 decks
-8%synergy
Mirrex
17%inclusion2 decks12 decks
16%synergy
Demolition Field
17%inclusion2 decks12 decks
11%synergy
Daily Bugle Building
13%inclusion1 decks8 decks
12%synergy
Vibrant Cityscape
13%inclusion1 decks8 decks
12%synergy
Command Bridge
10%inclusion1 decks10 decks
10%synergy
Hagra Mauling
8.3%inclusion1 decks12 decks
4%synergy
Escape Tunnel
8.3%inclusion1 decks12 decks
7%synergy
The Mycosynth Gardens
8.3%inclusion1 decks12 decks
7%synergy
Command Tower
8.3%inclusion1 decks12 decks
3%synergy
Fabled Passage
8.3%inclusion1 decks12 decks
6%synergy
Terramorphic Expanse
8.3%inclusion1 decks12 decks
6%synergy
Riveteers Overlook
8.3%inclusion1 decks12 decks
8%synergy
Shire Terrace
8.3%inclusion1 decks12 decks
8%synergy
Evolving Wilds
8.3%inclusion1 decks12 decks
5%synergy
Tarnation Vista
8.3%inclusion1 decks12 decks
8%synergy
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