Karumonix, the Rat King (Commander) - Optimized Aggro

Karumonix, the Rat King
Rank #412
5decks
As CommanderAs CardAverage DeckDecks
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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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Phyresis Outbreak
100%inclusion5 decks5 decks
21xlift
Infectious Inquiry
100%inclusion5 decks5 decks
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Ichor Rats
100%inclusion5 decks5 decks
19xlift
Blightbelly Rat
100%inclusion5 decks5 decks
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Marrow-Gnawer
100%inclusion5 decks5 decks
12xlift
Jet Medallion
100%inclusion5 decks5 decks
1.3xlift
Dark Ritual
100%inclusion5 decks5 decks
1.2xlift
Septic Rats
80%inclusion4 decks5 decks
37xlift
Phyresis
80%inclusion4 decks5 decks
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Vraska's Fall
80%inclusion4 decks5 decks
14xlift
High Lift Cards
Karn's Bastion
100%inclusion5 decks5 decks
13xlift
Typhoid Rats
80%inclusion4 decks5 decks
12xlift
Rat Colony
80%inclusion4 decks5 decks
4.2xlift
Piper of the Swarm
80%inclusion4 decks5 decks
3.9xlift
Lord Skitter, Sewer King
80%inclusion4 decks5 decks
3.9xlift
Black Market Connections
80%inclusion4 decks5 decks
2.1xlift
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Ogre Slumlord
60%inclusion3 decks5 decks
3.7xlift
Crypt Rats
60%inclusion3 decks5 decks
5.6xlift
Pack Rat
60%inclusion3 decks5 decks
3.5xlift
Gnat Miser
60%inclusion3 decks5 decks
19xlift
Rancid Rats
60%inclusion3 decks5 decks
19xlift
Stronghold Rats
60%inclusion3 decks5 decks
14xlift
Rat King, Pale Piper
60%inclusion3 decks5 decks
7.7xlift
Burglar Rat
40%inclusion2 decks5 decks
6.2xlift
Tangled Colony
40%inclusion2 decks5 decks
7.5xlift
Lord Skitter's Butcher
40%inclusion2 decks5 decks
7.5xlift
Locust Miser
40%inclusion2 decks5 decks
25xlift
Ashcoat of the Shadow Swarm
40%inclusion2 decks5 decks
3.3xlift
Yawgmoth, Thran Physician
40%inclusion2 decks5 decks
3.3xlift
Nezumi Cutthroat
40%inclusion2 decks5 decks
37xlift
Nezumi Informant
40%inclusion2 decks5 decks
12xlift
Nezumi Prowler
40%inclusion2 decks5 decks
25xlift
Wave of Rats
40%inclusion2 decks5 decks
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Skithiryx, the Blight Dragon
40%inclusion2 decks5 decks
25xlift
Rat King, Verminister
40%inclusion2 decks5 decks
4.1xlift
Bog Rats
20%inclusion1 decks5 decks
12xlift
Plague Stinger
20%inclusion1 decks5 decks
7.5xlift
Chittering Rats
20%inclusion1 decks5 decks
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Rotting Rats
20%inclusion1 decks5 decks
7.5xlift
Plague Myr
20%inclusion1 decks5 decks
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Ravenous Rats
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Crashing Drawbridge
20%inclusion1 decks5 decks
5.3xlift
Gnawing Vermin
20%inclusion1 decks5 decks
5.3xlift
Ruthless Radrat
20%inclusion1 decks5 decks
12xlift
Roaming Throne
20%inclusion1 decks5 decks
4.7xlift
Nezumi Bladeblesser
20%inclusion1 decks5 decks
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Filth
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Daggerfang Duo
20%inclusion1 decks5 decks
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Skullsnatcher
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9.3xlift
Throat Slitter
20%inclusion1 decks5 decks
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Zodiac Rat
20%inclusion1 decks5 decks
19xlift
Sinuous Vermin
20%inclusion1 decks5 decks
37xlift
Razortooth Rats
20%inclusion1 decks5 decks
37xlift
Swarm of Rats
20%inclusion1 decks5 decks
5.3xlift
Walking Atlas
20%inclusion1 decks5 decks
37xlift
Chittering Skitterling
20%inclusion1 decks5 decks
37xlift
Voracious Vermin
20%inclusion1 decks5 decks
7.5xlift
Phyrexian Crusader
20%inclusion1 decks5 decks
7.5xlift
Crypt Ghast
20%inclusion1 decks5 decks
0.4xlift
Changeling Outcast
20%inclusion1 decks5 decks
1.8xlift
Ratcatcher
20%inclusion1 decks5 decks
2.9xlift
Drainpipe Vermin
20%inclusion1 decks5 decks
9.3xlift
Muck Rats
20%inclusion1 decks5 decks
19xlift
Nezumi Bone-Reader
20%inclusion1 decks5 decks
7.5xlift
K'rrik, Son of Yawgmoth
20%inclusion1 decks5 decks
1.2xlift
Nashi, Moon Sage's Scion
20%inclusion1 decks5 decks
2.1xlift
Instants
Vampiric Tutor
80%inclusion4 decks5 decks
1.4xlift
Tainted Strike
60%inclusion3 decks5 decks
8.0xlift
Whisper of the Dross
40%inclusion2 decks5 decks
11xlift
Snuff Out
40%inclusion2 decks5 decks
2.0xlift
Village Rites
40%inclusion2 decks5 decks
1.6xlift
Deadly Dispute
40%inclusion2 decks5 decks
1.8xlift
Culling the Weak
40%inclusion2 decks5 decks
1.0xlift
Corrupted Conviction
40%inclusion2 decks5 decks
3.6xlift
Reckoner's Bargain
20%inclusion1 decks5 decks
9.3xlift
Deadly Rollick
20%inclusion1 decks5 decks
0.5xlift
Fell the Profane
20%inclusion1 decks5 decks
1.0xlift
Entomb
20%inclusion1 decks5 decks
1.3xlift
Imp's Mischief
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Hatred
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Grim Affliction
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Cabal Ritual
20%inclusion1 decks5 decks
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Darkness
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Ad Nauseam
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2.1xlift
Malakir Rebirth
20%inclusion1 decks5 decks
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Withering Torment
20%inclusion1 decks5 decks
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Demonic Tutor
80%inclusion4 decks5 decks
1.2xlift
Toxic Deluge
60%inclusion3 decks5 decks
1.3xlift
Drown in Ichor
60%inclusion3 decks5 decks
11xlift
Diabolic Intent
40%inclusion2 decks5 decks
1.2xlift
Imperial Seal
40%inclusion2 decks5 decks
2.0xlift
Patriarch's Bidding
40%inclusion2 decks5 decks
3.7xlift
Sign in Blood
40%inclusion2 decks5 decks
1.3xlift
Plague of Vermin
40%inclusion2 decks5 decks
4.4xlift
Pact of the Serpent
40%inclusion2 decks5 decks
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Vat Emergence
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12xlift
Revenge of the Rats
20%inclusion1 decks5 decks
3.7xlift
Bubbling Muck
20%inclusion1 decks5 decks
0.9xlift
Swarmyard Massacre
20%inclusion1 decks5 decks
2.5xlift
Agadeem's Awakening
20%inclusion1 decks5 decks
1.9xlift
Feed the Swarm
20%inclusion1 decks5 decks
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Echoing Return
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Read the Bones
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Profane Command
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Night's Whisper
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Caress of Phyrexia
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Urborg Uprising
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In Garruk's Wake
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Beseech the Mirror
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1.7xlift
Kindred Dominance
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Contagion Engine
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Skullclamp
60%inclusion3 decks5 decks
1.8xlift
Bontu's Monument
60%inclusion3 decks5 decks
1.8xlift
The One Ring
40%inclusion2 decks5 decks
1.5xlift
Thrumming Stone
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Grafted Exoskeleton
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Bolas's Citadel
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Contagion Clasp
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7.5xlift
Ashnod's Altar
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Throne of Geth
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37xlift
Herald's Horn
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1.3xlift
Lightning Greaves
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Brotherhood Regalia
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2.7xlift
Sword of the Animist
20%inclusion1 decks5 decks
2.9xlift
Thornbite Staff
20%inclusion1 decks5 decks
1.3xlift
Decimator Web
20%inclusion1 decks5 decks
37xlift
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Necropotence
60%inclusion3 decks5 decks
1.8xlift
Cover of Darkness
60%inclusion3 decks5 decks
8.0xlift
Contamination
40%inclusion2 decks5 decks
2.1xlift
Glistening Oil
40%inclusion2 decks5 decks
19xlift
Phyrexian Reclamation
40%inclusion2 decks5 decks
4.4xlift
Necrogen Communion
40%inclusion2 decks5 decks
15xlift
Greed
20%inclusion1 decks5 decks
4.2xlift
Black Market
20%inclusion1 decks5 decks
1.1xlift
Braids's Frightful Return
20%inclusion1 decks5 decks
37xlift
Vampiric Rites
20%inclusion1 decks5 decks
7.5xlift
Lord Skitter's Blessing
20%inclusion1 decks5 decks
19xlift
Oversold Cemetery
20%inclusion1 decks5 decks
9.3xlift
Phyrexian Arena
20%inclusion1 decks5 decks
0.5xlift
Planeswalkers
Vraska, Betrayal's Sting
40%inclusion2 decks5 decks
11xlift
Utility Lands
Cabal Coffers
100%inclusion5 decks5 decks
1.3xlift
Cabal Stronghold
60%inclusion3 decks5 decks
1.6xlift
Swarmyard
60%inclusion3 decks5 decks
3.1xlift
Inkmoth Nexus
60%inclusion3 decks5 decks
16xlift
Three Tree City
60%inclusion3 decks5 decks
4.2xlift
Urborg, Tomb of Yawgmoth
60%inclusion3 decks5 decks
1.1xlift
Shizo, Death's Storehouse
40%inclusion2 decks5 decks
1.3xlift
Phyrexian Tower
40%inclusion2 decks5 decks
1.0xlift
Ancient Tomb
40%inclusion2 decks5 decks
1.1xlift
Mutavault
40%inclusion2 decks5 decks
9.3xlift
Nykthos, Shrine to Nyx
40%inclusion2 decks5 decks
0.8xlift
Castle Locthwain
40%inclusion2 decks5 decks
1.7xlift
Bojuka Bog
20%inclusion1 decks5 decks
0.4xlift
Urza's Saga
20%inclusion1 decks5 decks
1.4xlift
Witch's Cottage
20%inclusion1 decks5 decks
1.0xlift
War Room
20%inclusion1 decks5 decks
1.1xlift
Geier Reach Sanitarium
20%inclusion1 decks5 decks
4.2xlift
Deserted Temple
20%inclusion1 decks5 decks
2.2xlift
Takenuma, Abandoned Mire
20%inclusion1 decks5 decks
0.8xlift
Mudflat Village
20%inclusion1 decks5 decks
2.1xlift
Reliquary Tower
20%inclusion1 decks5 decks
0.6xlift
Strip Mine
20%inclusion1 decks5 decks
2.9xlift
Access Tunnel
20%inclusion1 decks5 decks
9.3xlift
Rogue's Passage
20%inclusion1 decks5 decks
0.8xlift
Secret Tunnel
20%inclusion1 decks5 decks
4.7xlift
Mana Artifacts
Sol Ring
100%inclusion5 decks5 decks
1.1xlift
Glistening Sphere
80%inclusion4 decks5 decks
21xlift
Staff of Compleation
60%inclusion3 decks5 decks
16xlift
Arcane Signet
40%inclusion2 decks5 decks
0.7xlift
Lotus Petal
40%inclusion2 decks5 decks
1.9xlift
Mana Vault
40%inclusion2 decks5 decks
2.2xlift
Chrome Mox
40%inclusion2 decks5 decks
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Everflowing Chalice
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4.2xlift
Mox Amber
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1.8xlift
Phyrexian Atlas
20%inclusion1 decks5 decks
37xlift
Mox Diamond
20%inclusion1 decks5 decks
2.2xlift
Lands
Swamp
100%inclusion5 decks5 decks
1.1xlift
Prismatic Vista
20%inclusion1 decks5 decks
2.1xlift
Fell the Profane
20%inclusion1 decks5 decks
1.0xlift
Agadeem's Awakening
20%inclusion1 decks5 decks
1.9xlift
Verdant Catacombs
20%inclusion1 decks5 decks
2.0xlift
Cavern of Souls
20%inclusion1 decks5 decks
1.0xlift
Malakir Rebirth
20%inclusion1 decks5 decks
0.7xlift
Path of Ancestry
20%inclusion1 decks5 decks
3.7xlift
Marsh Flats
20%inclusion1 decks5 decks
1.8xlift
Polluted Delta
20%inclusion1 decks5 decks
1.8xlift
Bloodstained Mire
20%inclusion1 decks5 decks
1.9xlift
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