Karumonix, the Rat King (Commander) - Core Proliferate

Karumonix, the Rat King
Rank #411
12decks
As CommanderAs CardAverage DeckDecks
Bracket
All123
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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Ichor Rats
92%inclusion11 decks12 decks
1.4xlift
Marrow-Gnawer
92%inclusion11 decks12 decks
2.1xlift
Piper of the Swarm
92%inclusion11 decks12 decks
2.3xlift
Drown in Ichor
83%inclusion10 decks12 decks
1.2xlift
Dark Ritual
83%inclusion10 decks12 decks
1.2xlift
Phyresis Outbreak
75%inclusion9 decks12 decks
1.6xlift
Septic Rats
75%inclusion9 decks12 decks
1.8xlift
Rancid Rats
75%inclusion9 decks12 decks
2.3xlift
Cover of Darkness
75%inclusion9 decks12 decks
2.3xlift
Blightbelly Rat
75%inclusion9 decks12 decks
1.1xlift
High Lift Cards
Stronghold Rats
58%inclusion7 decks12 decks
2.3xlift
Pestilence Rats
33%inclusion4 decks12 decks
2.3xlift
Swarmyard
75%inclusion9 decks12 decks
2.3xlift
Gnat Miser
42%inclusion5 decks12 decks
2.3xlift
Typhoid Rats
75%inclusion9 decks12 decks
2.3xlift
Access Tunnel
42%inclusion5 decks12 decks
2.3xlift
Species Specialist
42%inclusion5 decks12 decks
2.3xlift
Pack Rat
75%inclusion9 decks12 decks
2.3xlift
Ashcoat of the Shadow Swarm
50%inclusion6 decks12 decks
2.3xlift
Rat Colony
75%inclusion9 decks12 decks
2.1xlift
Creatures
Lord Skitter, Sewer King
75%inclusion9 decks12 decks
2.1xlift
Lord Skitter's Butcher
67%inclusion8 decks12 decks
2.1xlift
Crypt Rats
58%inclusion7 decks12 decks
1.8xlift
Tangled Colony
58%inclusion7 decks12 decks
2.0xlift
Ogre Slumlord
50%inclusion6 decks12 decks
2.0xlift
Persistent Marshstalker
50%inclusion6 decks12 decks
2.0xlift
Rat King, Verminister
36%inclusion4 decks11 decks
1.7xlift
Rat King, Pale Piper
36%inclusion4 decks11 decks
1.7xlift
Engine Rat
33%inclusion4 decks12 decks
1.9xlift
Voracious Vermin
33%inclusion4 decks12 decks
1.9xlift
Ayara, First of Locthwain
25%inclusion3 decks12 decks
1.0xlift
Filth
25%inclusion3 decks12 decks
2.3xlift
Ink-Eyes, Servant of Oni
25%inclusion3 decks12 decks
2.3xlift
Razortooth Rats
25%inclusion3 decks12 decks
2.3xlift
Twisted Sewer-Witch
25%inclusion3 decks12 decks
1.8xlift
Changeling Outcast
25%inclusion3 decks12 decks
2.3xlift
Ratcatcher
25%inclusion3 decks12 decks
1.8xlift
Drainpipe Vermin
25%inclusion3 decks12 decks
2.3xlift
Rotting Rats
17%inclusion2 decks12 decks
2.3xlift
Priest of Forgotten Gods
17%inclusion2 decks12 decks
2.3xlift
Burglar Rat
17%inclusion2 decks12 decks
1.6xlift
Zodiac Rat
17%inclusion2 decks12 decks
2.3xlift
Locust Miser
17%inclusion2 decks12 decks
2.3xlift
Chittering Skitterling
17%inclusion2 decks12 decks
1.6xlift
Nezumi Cutthroat
17%inclusion2 decks12 decks
2.3xlift
Crypt Ghast
17%inclusion2 decks12 decks
0.4xlift
Wave of Rats
17%inclusion2 decks12 decks
2.3xlift
Nashi, Moon Sage's Scion
17%inclusion2 decks12 decks
2.3xlift
Ruin Rat
17%inclusion2 decks12 decks
1.6xlift
Old Flitterfang
17%inclusion2 decks12 decks
2.3xlift
Elephant-Rat
17%inclusion2 decks12 decks
2.1xlift
Refurbished Familiar
8.3%inclusion1 decks12 decks
1.2xlift
Nezumi Ronin
8.3%inclusion1 decks12 decks
2.3xlift
Relentless Rats
8.3%inclusion1 decks12 decks
2.3xlift
Plaguecrafter
8.3%inclusion1 decks12 decks
2.3xlift
Ravenous Rats
8.3%inclusion1 decks12 decks
2.3xlift
Crashing Drawbridge
8.3%inclusion1 decks12 decks
2.3xlift
Thornplate Intimidator
8.3%inclusion1 decks12 decks
1.2xlift
Gnawing Vermin
8.3%inclusion1 decks12 decks
2.3xlift
Roaming Throne
8.3%inclusion1 decks12 decks
2.3xlift
Mukotai Ambusher
8.3%inclusion1 decks12 decks
2.3xlift
Dauthi Trapper
8.3%inclusion1 decks12 decks
2.3xlift
Defiler of Flesh
8.3%inclusion1 decks12 decks
1.2xlift
Nezumi Bladeblesser
8.3%inclusion1 decks12 decks
2.3xlift
Skull Collector
8.3%inclusion1 decks12 decks
2.3xlift
Diseased Vermin
8.3%inclusion1 decks12 decks
2.3xlift
Throat Slitter
8.3%inclusion1 decks12 decks
2.3xlift
Nezumi Linkbreaker
8.3%inclusion1 decks12 decks
2.3xlift
Swarm of Rats
8.3%inclusion1 decks12 decks
2.3xlift
Chittering Witch
8.3%inclusion1 decks12 decks
2.3xlift
Instants
Whisper of the Dross
67%inclusion8 decks12 decks
1.0xlift
Vraska's Fall
67%inclusion8 decks12 decks
1.4xlift
Tainted Strike
50%inclusion6 decks12 decks
1.4xlift
Grim Affliction
42%inclusion5 decks12 decks
1.0xlift
Defile
42%inclusion5 decks12 decks
1.3xlift
Village Rites
33%inclusion4 decks12 decks
1.9xlift
Not Dead After All
25%inclusion3 decks12 decks
1.8xlift
Deadly Dispute
25%inclusion3 decks12 decks
1.0xlift
Culling the Weak
25%inclusion3 decks12 decks
1.4xlift
Malakir Rebirth
25%inclusion3 decks12 decks
1.0xlift
Tragic Slip
25%inclusion3 decks12 decks
1.4xlift
Withering Torment
25%inclusion3 decks12 decks
0.9xlift
Deadly Rollick
17%inclusion2 decks12 decks
2.3xlift
Imp's Mischief
17%inclusion2 decks12 decks
0.9xlift
Rat Out
17%inclusion2 decks12 decks
1.6xlift
Consuming Corruption
17%inclusion2 decks12 decks
1.2xlift
Cabal Ritual
17%inclusion2 decks12 decks
1.6xlift
Raise the Draugr
17%inclusion2 decks12 decks
2.3xlift
Undying Malice
17%inclusion2 decks12 decks
1.6xlift
Infernal Grasp
17%inclusion2 decks12 decks
2.3xlift
Corrupted Conviction
17%inclusion2 decks12 decks
1.6xlift
Sudden Spoiling
17%inclusion2 decks12 decks
1.6xlift
Reckoner's Bargain
8.3%inclusion1 decks12 decks
2.3xlift
Go for the Throat
8.3%inclusion1 decks12 decks
0.8xlift
Mausoleum Secrets
8.3%inclusion1 decks12 decks
2.3xlift
Snuff Out
8.3%inclusion1 decks12 decks
1.2xlift
Songs of the Damned
8.3%inclusion1 decks12 decks
2.3xlift
Anoint with Affliction
8.3%inclusion1 decks12 decks
1.2xlift
Supernatural Stamina
8.3%inclusion1 decks12 decks
2.3xlift
Virulent Wound
8.3%inclusion1 decks12 decks
1.2xlift
Bitter Triumph
8.3%inclusion1 decks12 decks
2.3xlift
Costly Plunder
8.3%inclusion1 decks12 decks
2.3xlift
Foul-Tongue Shriek
8.3%inclusion1 decks12 decks
2.3xlift
Plumb the Forbidden
8.3%inclusion1 decks12 decks
2.3xlift
Sudden Edict
8.3%inclusion1 decks12 decks
2.3xlift
Crypt Incursion
8.3%inclusion1 decks12 decks
2.3xlift
Nameless Inversion
8.3%inclusion1 decks12 decks
2.3xlift
Feign Death
8.3%inclusion1 decks12 decks
1.2xlift
Sorceries
Feed the Swarm
75%inclusion9 decks12 decks
1.8xlift
Infectious Inquiry
67%inclusion8 decks12 decks
1.1xlift
Spread the Sickness
50%inclusion6 decks12 decks
1.8xlift
Sign in Blood
50%inclusion6 decks12 decks
1.0xlift
Vat Emergence
42%inclusion5 decks12 decks
1.1xlift
Revenge of the Rats
33%inclusion4 decks12 decks
1.9xlift
Diabolic Tutor
25%inclusion3 decks12 decks
2.3xlift
Patriarch's Bidding
25%inclusion3 decks12 decks
2.3xlift
Swarmyard Massacre
25%inclusion3 decks12 decks
1.8xlift
Read the Bones
25%inclusion3 decks12 decks
1.2xlift
Night's Whisper
25%inclusion3 decks12 decks
0.7xlift
Kindred Dominance
25%inclusion3 decks12 decks
1.8xlift
Crippling Fear
25%inclusion3 decks12 decks
2.3xlift
Victimize
17%inclusion2 decks12 decks
1.6xlift
Haunting Voyage
17%inclusion2 decks12 decks
1.6xlift
Bubbling Muck
17%inclusion2 decks12 decks
2.3xlift
Feed the Infection
17%inclusion2 decks12 decks
2.3xlift
Unearth
17%inclusion2 decks12 decks
2.3xlift
Echoing Return
17%inclusion2 decks12 decks
2.3xlift
Caress of Phyrexia
17%inclusion2 decks12 decks
2.3xlift
Reanimate
17%inclusion2 decks12 decks
0.8xlift
Toxic Deluge
17%inclusion2 decks12 decks
0.9xlift
Plague of Vermin
17%inclusion2 decks12 decks
2.3xlift
Profane Tutor
8.3%inclusion1 decks12 decks
2.3xlift
Final Act
8.3%inclusion1 decks12 decks
2.3xlift
Psychic Whorl
8.3%inclusion1 decks12 decks
1.2xlift
Mutilate
8.3%inclusion1 decks12 decks
1.2xlift
Bone Shards
8.3%inclusion1 decks12 decks
2.3xlift
Funeral Rites
8.3%inclusion1 decks12 decks
2.3xlift
Dark Petition
8.3%inclusion1 decks12 decks
2.3xlift
Exsanguinate
8.3%inclusion1 decks12 decks
2.3xlift
Illicit Shipment
8.3%inclusion1 decks12 decks
2.3xlift
Demonic Tutor
8.3%inclusion1 decks12 decks
2.3xlift
Buried Alive
8.3%inclusion1 decks12 decks
1.2xlift
Living Death
8.3%inclusion1 decks12 decks
2.3xlift
In Garruk's Wake
8.3%inclusion1 decks12 decks
2.3xlift
Risky Shortcut
8.3%inclusion1 decks12 decks
2.3xlift
Dirge of Dread
8.3%inclusion1 decks12 decks
2.3xlift
Final Vengeance
8.3%inclusion1 decks12 decks
2.3xlift
Eaten Alive
8.3%inclusion1 decks12 decks
2.3xlift
Damnation
8.3%inclusion1 decks12 decks
0.8xlift
Perish
8.3%inclusion1 decks12 decks
2.3xlift
Pact of the Serpent
8.3%inclusion1 decks12 decks
2.3xlift
Secret Salvage
8.3%inclusion1 decks12 decks
2.3xlift
Worst Fears
8.3%inclusion1 decks12 decks
2.3xlift
Utility Artifacts
Jet Medallion
58%inclusion7 decks12 decks
1.0xlift
Herald's Horn
50%inclusion6 decks12 decks
2.0xlift
Contagion Clasp
33%inclusion4 decks12 decks
0.8xlift
Contagion Engine
33%inclusion4 decks12 decks
0.7xlift
Bontu's Monument
33%inclusion4 decks12 decks
1.6xlift
Skullclamp
17%inclusion2 decks12 decks
0.8xlift
Vanquisher's Banner
17%inclusion2 decks12 decks
2.3xlift
Expedition Map
17%inclusion2 decks12 decks
0.9xlift
Whispersilk Cloak
17%inclusion2 decks12 decks
1.6xlift
Thrumming Stone
17%inclusion2 decks12 decks
2.3xlift
Swiftfoot Boots
17%inclusion2 decks12 decks
0.7xlift
Lightning Greaves
17%inclusion2 decks12 decks
0.7xlift
Grafted Exoskeleton
17%inclusion2 decks12 decks
0.8xlift
Chronicle of Victory
9.1%inclusion1 decks11 decks
1.8xlift
Vat of Rebirth
8.3%inclusion1 decks12 decks
0.6xlift
Psychic Paper
8.3%inclusion1 decks12 decks
2.3xlift
Transmogrant Altar
8.3%inclusion1 decks12 decks
2.3xlift
Icon of Ancestry
8.3%inclusion1 decks12 decks
2.3xlift
Erratic Portal
8.3%inclusion1 decks12 decks
2.3xlift
Ashnod's Altar
8.3%inclusion1 decks12 decks
1.2xlift
Cloudstone Curio
8.3%inclusion1 decks12 decks
2.3xlift
Coat of Arms
8.3%inclusion1 decks12 decks
2.3xlift
Vorpal Sword
8.3%inclusion1 decks12 decks
2.3xlift
Trailblazer's Boots
8.3%inclusion1 decks12 decks
1.2xlift
Pyre of Heroes
8.3%inclusion1 decks12 decks
2.3xlift
Sword of the Squeak
8.3%inclusion1 decks12 decks
2.3xlift
Banner of Kinship
8.3%inclusion1 decks12 decks
2.3xlift
Blade of Selves
8.3%inclusion1 decks12 decks
2.3xlift
Urza's Incubator
8.3%inclusion1 decks12 decks
2.3xlift
Silver Shroud Costume
8.3%inclusion1 decks12 decks
1.2xlift
Dolmen Gate
8.3%inclusion1 decks12 decks
2.3xlift
Enchantments
Necrogen Communion
50%inclusion6 decks12 decks
1.8xlift
Phyrexian Arena
33%inclusion4 decks12 decks
0.8xlift
Phyresis
25%inclusion3 decks12 decks
1.2xlift
Lord Skitter's Blessing
25%inclusion3 decks12 decks
2.3xlift
Glistening Oil
17%inclusion2 decks12 decks
1.6xlift
Phyrexian Reclamation
17%inclusion2 decks12 decks
2.3xlift
Dictate of Erebos
17%inclusion2 decks12 decks
2.3xlift
Kaya's Ghostform
17%inclusion2 decks12 decks
1.6xlift
Demonic Embrace
17%inclusion2 decks12 decks
2.3xlift
Oversold Cemetery
17%inclusion2 decks12 decks
2.3xlift
Bad Moon
17%inclusion2 decks12 decks
1.2xlift
Greed
8.3%inclusion1 decks12 decks
2.3xlift
Black Market
8.3%inclusion1 decks12 decks
0.8xlift
Fear
8.3%inclusion1 decks12 decks
2.3xlift
Vampiric Rites
8.3%inclusion1 decks12 decks
1.2xlift
Haunted One
8.3%inclusion1 decks12 decks
2.3xlift
Grave Pact
8.3%inclusion1 decks12 decks
0.6xlift
Relic Putrescence
8.3%inclusion1 decks12 decks
2.3xlift
Exquisite Blood
8.3%inclusion1 decks12 decks
2.3xlift
Snake Cult Initiation
8.3%inclusion1 decks12 decks
2.3xlift
No Mercy
8.3%inclusion1 decks12 decks
1.2xlift
Chthonian Nightmare
8.3%inclusion1 decks12 decks
1.2xlift
Black Market Connections
8.3%inclusion1 decks12 decks
0.4xlift
Hissing Miasma
8.3%inclusion1 decks12 decks
2.3xlift
Dark Prophecy
8.3%inclusion1 decks12 decks
1.2xlift
Illicit Masquerade
8.3%inclusion1 decks12 decks
2.3xlift
Planeswalkers
Vraska, Betrayal's Sting
50%inclusion6 decks12 decks
0.9xlift
Liliana of the Dark Realms
25%inclusion3 decks12 decks
0.8xlift
Utility Lands
Karn's Bastion
58%inclusion7 decks12 decks
0.9xlift
Cabal Stronghold
50%inclusion6 decks12 decks
1.4xlift
Cabal Coffers
50%inclusion6 decks12 decks
1.1xlift
Mudflat Village
50%inclusion6 decks12 decks
2.0xlift
Bojuka Bog
42%inclusion5 decks12 decks
0.9xlift
Rogue's Passage
42%inclusion5 decks12 decks
1.3xlift
Witch's Cottage
33%inclusion4 decks12 decks
1.0xlift
Urborg, Tomb of Yawgmoth
33%inclusion4 decks12 decks
0.8xlift
Crypt of Agadeem
25%inclusion3 decks12 decks
1.8xlift
Nykthos, Shrine to Nyx
25%inclusion3 decks12 decks
1.0xlift
Castle Locthwain
25%inclusion3 decks12 decks
0.9xlift
Three Tree City
25%inclusion3 decks12 decks
1.4xlift
Phyrexian Tower
17%inclusion2 decks12 decks
1.2xlift
Inkmoth Nexus
17%inclusion2 decks12 decks
1.2xlift
War Room
17%inclusion2 decks12 decks
0.8xlift
Minas Morgul, Dark Fortress
17%inclusion2 decks12 decks
2.3xlift
Thespian's Stage
17%inclusion2 decks12 decks
2.3xlift
Secret Tunnel
9.1%inclusion1 decks11 decks
1.0xlift
Shizo, Death's Storehouse
8.3%inclusion1 decks12 decks
1.2xlift
Mage-Ring Network
8.3%inclusion1 decks12 decks
2.3xlift
Mortuary Mire
8.3%inclusion1 decks12 decks
0.6xlift
Vesuva
8.3%inclusion1 decks12 decks
1.2xlift
Command Beacon
8.3%inclusion1 decks12 decks
0.6xlift
Peat Bog
8.3%inclusion1 decks12 decks
2.3xlift
Reliquary Tower
8.3%inclusion1 decks12 decks
0.5xlift
Leechridden Swamp
8.3%inclusion1 decks12 decks
1.2xlift
Mana Artifacts
Glistening Sphere
67%inclusion8 decks12 decks
1.1xlift
Sol Ring
67%inclusion8 decks12 decks
0.8xlift
Arcane Signet
42%inclusion5 decks12 decks
1.1xlift
Staff of Compleation
42%inclusion5 decks12 decks
0.8xlift
Patchwork Banner
25%inclusion3 decks12 decks
1.2xlift
Caged Sun
8.3%inclusion1 decks12 decks
0.6xlift
Commander's Sphere
8.3%inclusion1 decks12 decks
2.3xlift
Charcoal Diamond
8.3%inclusion1 decks12 decks
0.6xlift
Throne of Eldraine
8.3%inclusion1 decks12 decks
1.2xlift
Thought Vessel
8.3%inclusion1 decks12 decks
0.6xlift
Mind Stone
8.3%inclusion1 decks12 decks
0.4xlift
Extraplanar Lens
8.3%inclusion1 decks12 decks
2.3xlift
Lands
Swamp
100%inclusion12 decks12 decks
1.0xlift
Path of Ancestry
42%inclusion5 decks12 decks
2.3xlift
Cavern of Souls
25%inclusion3 decks12 decks
1.8xlift
Malakir Rebirth
25%inclusion3 decks12 decks
1.0xlift
Urza's Cave
17%inclusion2 decks12 decks
0.9xlift
Big Apple, 3 a.m.
9.1%inclusion1 decks11 decks
1.7xlift
Escape Tunnel
8.3%inclusion1 decks12 decks
1.2xlift
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