Karumonix, the Rat King (Commander) - Exhibition Infect

Karumonix, the Rat King
Rank #400
7decks
As CommanderAs CardAverage DeckDecks
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All12345
Budget
Any
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$$$
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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Enchantments
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Utility Lands
Mana Artifacts
Lands
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Vraska's Fall
86%inclusion6 decks7 decks
82%synergy
Burglar Rat
86%inclusion6 decks7 decks
75%synergy
Infectious Inquiry
71%inclusion5 decks7 decks
69%synergy
Ichor Rats
71%inclusion5 decks7 decks
69%synergy
Blightbelly Rat
71%inclusion5 decks7 decks
68%synergy
Pack Rat
71%inclusion5 decks7 decks
66%synergy
Anoint with Affliction
57%inclusion4 decks7 decks
57%synergy
Mukotai Ambusher
57%inclusion4 decks7 decks
56%synergy
Chittering Skitterling
57%inclusion4 decks7 decks
56%synergy
Ravenous Rats
57%inclusion4 decks7 decks
55%synergy
Top Cards
Dark Ritual
71%inclusion5 decks7 decks
4%synergy
Crypt Rats
57%inclusion4 decks7 decks
53%synergy
Lord Skitter's Butcher
57%inclusion4 decks7 decks
54%synergy
Feed the Swarm
57%inclusion4 decks7 decks
7%synergy
Voracious Vermin
57%inclusion4 decks7 decks
54%synergy
Drown in Ichor
57%inclusion4 decks7 decks
54%synergy
Rat Colony
57%inclusion4 decks7 decks
52%synergy
Lord Skitter, Sewer King
57%inclusion4 decks7 decks
49%synergy
Game Changers
Demonic Tutor
14%inclusion1 decks7 decks
-13%synergy
Vampiric Tutor
14%inclusion1 decks7 decks
-7%synergy
Creatures
Rat King, Verminister
50%inclusion1 decks2 decks
47%synergy
Rat King, Pale Piper
50%inclusion1 decks2 decks
46%synergy
Ogre Slumlord
43%inclusion3 decks7 decks
33%synergy
Relentless Rats
43%inclusion3 decks7 decks
41%synergy
Nezumi Graverobber
43%inclusion3 decks7 decks
42%synergy
Ruthless Radrat
43%inclusion3 decks7 decks
42%synergy
Tangled Colony
43%inclusion3 decks7 decks
40%synergy
Nezumi Bladeblesser
43%inclusion3 decks7 decks
42%synergy
Engine Rat
43%inclusion3 decks7 decks
41%synergy
Chittering Witch
43%inclusion3 decks7 decks
39%synergy
Piper of the Swarm
43%inclusion3 decks7 decks
36%synergy
Nezumi Prowler
43%inclusion3 decks7 decks
41%synergy
Typhoid Rats
43%inclusion3 decks7 decks
39%synergy
Rancid Rats
43%inclusion3 decks7 decks
40%synergy
Undercity Dire Rat
40%inclusion2 decks5 decks
38%synergy
Splinter, the Mentor
33%inclusion1 decks3 decks
33%synergy
Innocuous Rat
29%inclusion2 decks7 decks
28%synergy
Midnight Scavengers
29%inclusion2 decks7 decks
28%synergy
Marrow-Gnawer
29%inclusion2 decks7 decks
25%synergy
Razortooth Rats
29%inclusion2 decks7 decks
28%synergy
Persistent Marshstalker
29%inclusion2 decks7 decks
26%synergy
Graf Rats
29%inclusion2 decks7 decks
28%synergy
Nezumi Cutthroat
29%inclusion2 decks7 decks
28%synergy
Changeling Outcast
29%inclusion2 decks7 decks
24%synergy
Nezumi Informant
29%inclusion2 decks7 decks
22%synergy
Pestilence Rats
29%inclusion2 decks7 decks
27%synergy
Sewer Rats
29%inclusion2 decks7 decks
28%synergy
Septic Rats
29%inclusion2 decks7 decks
27%synergy
Wave of Rats
29%inclusion2 decks7 decks
27%synergy
Stronghold Rats
29%inclusion2 decks7 decks
25%synergy
Okiba-Gang Shinobi
29%inclusion2 decks7 decks
28%synergy
Ruin Rat
29%inclusion2 decks7 decks
27%synergy
Elephant-Rat
25%inclusion1 decks4 decks
25%synergy
Refurbished Familiar
14%inclusion1 decks7 decks
12%synergy
Barkform Harvester
14%inclusion1 decks7 decks
14%synergy
Bog Rats
14%inclusion1 decks7 decks
14%synergy
Chittering Rats
14%inclusion1 decks7 decks
14%synergy
Rabid Rats
14%inclusion1 decks7 decks
14%synergy
Plague Rats
14%inclusion1 decks7 decks
14%synergy
Erebos, God of the Dead
14%inclusion1 decks7 decks
10%synergy
Graveshifter
14%inclusion1 decks7 decks
13%synergy
Trazyn the Infinite
14%inclusion1 decks7 decks
13%synergy
Metallic Mimic
14%inclusion1 decks7 decks
14%synergy
Pestilence Demon
14%inclusion1 decks7 decks
13%synergy
Wick's Patrol
14%inclusion1 decks7 decks
14%synergy
Thornplate Intimidator
14%inclusion1 decks7 decks
14%synergy
Gnawing Vermin
14%inclusion1 decks7 decks
13%synergy
Dimir House Guard
14%inclusion1 decks7 decks
11%synergy
Roaming Throne
14%inclusion1 decks7 decks
11%synergy
Ayara, First of Locthwain
14%inclusion1 decks7 decks
-11%synergy
Instants
Whisper of the Dross
43%inclusion3 decks7 decks
40%synergy
Deadly Dispute
43%inclusion3 decks7 decks
16%synergy
Alesha's Legacy
40%inclusion2 decks5 decks
39%synergy
Village Rites
29%inclusion2 decks7 decks
3%synergy
Rat Out
29%inclusion2 decks7 decks
27%synergy
Grim Affliction
29%inclusion2 decks7 decks
27%synergy
Defile
29%inclusion2 decks7 decks
-7%synergy
Murder
29%inclusion2 decks7 decks
19%synergy
Offer Immortality
29%inclusion2 decks7 decks
27%synergy
Hero's Downfall
14%inclusion1 decks7 decks
8%synergy
Tragic Fall
14%inclusion1 decks7 decks
14%synergy
Bake into a Pie
14%inclusion1 decks7 decks
14%synergy
Go for the Throat
14%inclusion1 decks7 decks
-8%synergy
Undying Evil
14%inclusion1 decks7 decks
11%synergy
Doom Blade
14%inclusion1 decks7 decks
7%synergy
Supernatural Stamina
14%inclusion1 decks7 decks
7%synergy
Virulent Wound
14%inclusion1 decks7 decks
14%synergy
Disfigure
14%inclusion1 decks7 decks
14%synergy
Raise the Draugr
14%inclusion1 decks7 decks
13%synergy
Pack's Disdain
14%inclusion1 decks7 decks
14%synergy
Infernal Grasp
14%inclusion1 decks7 decks
-11%synergy
Death Denied
14%inclusion1 decks7 decks
14%synergy
Tainted Strike
14%inclusion1 decks7 decks
11%synergy
Stab
14%inclusion1 decks7 decks
13%synergy
Terror
14%inclusion1 decks7 decks
13%synergy
Debt to the Kami
14%inclusion1 decks7 decks
14%synergy
Defenestrate
14%inclusion1 decks7 decks
14%synergy
Corpse Churn
14%inclusion1 decks7 decks
13%synergy
Tragic Slip
14%inclusion1 decks7 decks
-5%synergy
Early Winter
14%inclusion1 decks7 decks
14%synergy
Withering Torment
14%inclusion1 decks7 decks
-17%synergy
Sorceries
Read the Bones
43%inclusion3 decks7 decks
27%synergy
Vat Emergence
29%inclusion2 decks7 decks
27%synergy
Feed the Infection
29%inclusion2 decks7 decks
28%synergy
Phyresis Outbreak
29%inclusion2 decks7 decks
27%synergy
Unearth
29%inclusion2 decks7 decks
20%synergy
Profane Command
29%inclusion2 decks7 decks
27%synergy
Exsanguinate
29%inclusion2 decks7 decks
4%synergy
Geth's Summons
29%inclusion2 decks7 decks
28%synergy
Lab Rats
29%inclusion2 decks7 decks
28%synergy
Sign in Blood
29%inclusion2 decks7 decks
-6%synergy
Black Sun's Zenith
14%inclusion1 decks7 decks
9%synergy
Spread the Sickness
14%inclusion1 decks7 decks
14%synergy
Diabolic Tutor
14%inclusion1 decks7 decks
0%synergy
Rhystic Tutor
14%inclusion1 decks7 decks
14%synergy
Peer into the Abyss
14%inclusion1 decks7 decks
4%synergy
Victimize
14%inclusion1 decks7 decks
-13%synergy
Patriarch's Bidding
14%inclusion1 decks7 decks
10%synergy
Duress
14%inclusion1 decks7 decks
8%synergy
Bubbling Muck
14%inclusion1 decks7 decks
-1%synergy
Psychic Whorl
14%inclusion1 decks7 decks
14%synergy
Pain's Reward
14%inclusion1 decks7 decks
14%synergy
Swarmyard Massacre
14%inclusion1 decks7 decks
12%synergy
Mutilate
14%inclusion1 decks7 decks
-2%synergy
Army of the Damned
14%inclusion1 decks7 decks
10%synergy
Night's Whisper
14%inclusion1 decks7 decks
-11%synergy
Caress of Phyrexia
14%inclusion1 decks7 decks
14%synergy
Ever After
14%inclusion1 decks7 decks
14%synergy
Reave Soul
14%inclusion1 decks7 decks
14%synergy
Atrocious Experiment
14%inclusion1 decks7 decks
13%synergy
Annihilating Glare
14%inclusion1 decks7 decks
13%synergy
Syphon Mind
14%inclusion1 decks7 decks
2%synergy
Toxic Deluge
14%inclusion1 decks7 decks
-22%synergy
Consign to the Pit
14%inclusion1 decks7 decks
14%synergy
Pestilent Haze
14%inclusion1 decks7 decks
14%synergy
Hideous Visage
14%inclusion1 decks7 decks
14%synergy
Kindred Dominance
14%inclusion1 decks7 decks
10%synergy
Eaten Alive
14%inclusion1 decks7 decks
11%synergy
Incriminate
14%inclusion1 decks7 decks
14%synergy
Cruel Tutor
14%inclusion1 decks7 decks
13%synergy
Stargaze
14%inclusion1 decks7 decks
13%synergy
Grim Tutor
14%inclusion1 decks7 decks
3%synergy
Crippling Fear
14%inclusion1 decks7 decks
11%synergy
Never Happened
14%inclusion1 decks7 decks
14%synergy
Wander in Death
14%inclusion1 decks7 decks
14%synergy
Pact of the Serpent
14%inclusion1 decks7 decks
13%synergy
Utility Artifacts
Swiftfoot Boots
43%inclusion3 decks7 decks
11%synergy
Chronicle of Victory
33%inclusion1 decks3 decks
31%synergy
Contagion Clasp
29%inclusion2 decks7 decks
26%synergy
Vanquisher's Banner
29%inclusion2 decks7 decks
25%synergy
Bontu's Monument
29%inclusion2 decks7 decks
0%synergy
The Darkness Crystal
20%inclusion1 decks5 decks
-0%synergy
Vat of Rebirth
14%inclusion1 decks7 decks
11%synergy
Wayfarer's Bauble
14%inclusion1 decks7 decks
-0%synergy
Whip of Erebos
14%inclusion1 decks7 decks
3%synergy
Coat of Arms
14%inclusion1 decks7 decks
12%synergy
Prosthetic Injector
14%inclusion1 decks7 decks
14%synergy
Mycosynth Wellspring
14%inclusion1 decks7 decks
13%synergy
Explorer's Scope
14%inclusion1 decks7 decks
14%synergy
Thrumming Stone
14%inclusion1 decks7 decks
10%synergy
Urza's Incubator
14%inclusion1 decks7 decks
12%synergy
Jet Medallion
14%inclusion1 decks7 decks
-48%synergy
Lightning Greaves
14%inclusion1 decks7 decks
-20%synergy
Altar of Dementia
14%inclusion1 decks7 decks
9%synergy
Demon's Horn
14%inclusion1 decks7 decks
10%synergy
Enchantments
Phyrexian Arena
43%inclusion3 decks7 decks
3%synergy
Black Market
29%inclusion2 decks7 decks
8%synergy
Tribute to Horobi
29%inclusion2 decks7 decks
28%synergy
Phyresis
29%inclusion2 decks7 decks
27%synergy
Necrogen Communion
29%inclusion2 decks7 decks
27%synergy
Clawing Torment
14%inclusion1 decks7 decks
14%synergy
Polluted Bonds
14%inclusion1 decks7 decks
12%synergy
Underworld Connections
14%inclusion1 decks7 decks
12%synergy
Grasping Shadows
14%inclusion1 decks7 decks
14%synergy
Glistening Oil
14%inclusion1 decks7 decks
14%synergy
Vampiric Rites
14%inclusion1 decks7 decks
8%synergy
Necrosynthesis
14%inclusion1 decks7 decks
13%synergy
Haunted One
14%inclusion1 decks7 decks
12%synergy
Withercrown
14%inclusion1 decks7 decks
14%synergy
Painful Quandary
14%inclusion1 decks7 decks
4%synergy
Black Market Connections
14%inclusion1 decks7 decks
-10%synergy
Cover of Darkness
14%inclusion1 decks7 decks
11%synergy
Planeswalkers
Vraska, Betrayal's Sting
29%inclusion2 decks7 decks
26%synergy
Karn Liberated
14%inclusion1 decks7 decks
14%synergy
Ob Nixilis Reignited
14%inclusion1 decks7 decks
12%synergy
Utility Lands
Reliquary Tower
57%inclusion4 decks7 decks
27%synergy
Bojuka Bog
43%inclusion3 decks7 decks
-4%synergy
Cabal Stronghold
29%inclusion2 decks7 decks
-6%synergy
Vault of Whispers
29%inclusion2 decks7 decks
23%synergy
Mortuary Mire
29%inclusion2 decks7 decks
16%synergy
Swarmyard
29%inclusion2 decks7 decks
23%synergy
Takenuma, Abandoned Mire
29%inclusion2 decks7 decks
13%synergy
Mudflat Village
29%inclusion2 decks7 decks
26%synergy
Temple of the False God
29%inclusion2 decks7 decks
21%synergy
Urborg, Tomb of Yawgmoth
29%inclusion2 decks7 decks
-9%synergy
Rogue's Passage
29%inclusion2 decks7 decks
9%synergy
Spymaster's Vault
14%inclusion1 decks7 decks
4%synergy
War Room
14%inclusion1 decks7 decks
-2%synergy
Cabal Coffers
14%inclusion1 decks7 decks
-41%synergy
Geier Reach Sanitarium
14%inclusion1 decks7 decks
4%synergy
Haunted Fengraf
14%inclusion1 decks7 decks
14%synergy
Nykthos, Shrine to Nyx
14%inclusion1 decks7 decks
-16%synergy
Karn's Bastion
14%inclusion1 decks7 decks
11%synergy
Sanctum of Eternity
14%inclusion1 decks7 decks
14%synergy
Three Tree City
14%inclusion1 decks7 decks
10%synergy
Mana Artifacts
Sol Ring
86%inclusion6 decks7 decks
0%synergy
Arcane Signet
71%inclusion5 decks7 decks
10%synergy
Phyrexian Atlas
43%inclusion3 decks7 decks
43%synergy
Charcoal Diamond
29%inclusion2 decks7 decks
7%synergy
Glistening Sphere
29%inclusion2 decks7 decks
27%synergy
Mind Stone
29%inclusion2 decks7 decks
0%synergy
Commander's Sphere
14%inclusion1 decks7 decks
6%synergy
Heraldic Banner
14%inclusion1 decks7 decks
9%synergy
Patchwork Banner
14%inclusion1 decks7 decks
10%synergy
Fellwar Stone
14%inclusion1 decks7 decks
0%synergy
Thought Vessel
14%inclusion1 decks7 decks
-11%synergy
Nyx Lotus
14%inclusion1 decks7 decks
8%synergy
Lands
Swamp
100%inclusion7 decks7 decks
5%synergy
Path of Ancestry
57%inclusion4 decks7 decks
52%synergy
Terramorphic Expanse
29%inclusion2 decks7 decks
26%synergy
Exotic Orchard
29%inclusion2 decks7 decks
27%synergy
Evolving Wilds
29%inclusion2 decks7 decks
25%synergy
Command Tower
14%inclusion1 decks7 decks
9%synergy
Myriad Landscape
14%inclusion1 decks7 decks
-11%synergy
Urza's Cave
14%inclusion1 decks7 decks
6%synergy
Night Market
14%inclusion1 decks7 decks
14%synergy
Riveteers Overlook
14%inclusion1 decks7 decks
14%synergy
Ash Barrens
14%inclusion1 decks7 decks
13%synergy
Maestros Theater
14%inclusion1 decks7 decks
14%synergy
Opal Palace
14%inclusion1 decks7 decks
14%synergy
Shimmering Grotto
14%inclusion1 decks7 decks
14%synergy
Thriving Moor
14%inclusion1 decks7 decks
14%synergy
Uncharted Haven
14%inclusion1 decks7 decks
14%synergy
Obscura Storefront
14%inclusion1 decks7 decks
14%synergy
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