Karumonix, the Rat King (Commander) - Core Aggro

Karumonix, the Rat King
Rank #411
23decks
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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Piper of the Swarm
87%inclusion20 decks23 decks
4.7xlift
Blightbelly Rat
74%inclusion17 decks23 decks
8.2xlift
Pack Rat
74%inclusion17 decks23 decks
4.3xlift
Typhoid Rats
65%inclusion15 decks23 decks
6.6xlift
Marrow-Gnawer
65%inclusion15 decks23 decks
6.4xlift
Lord Skitter, Sewer King
65%inclusion15 decks23 decks
3.8xlift
Infectious Inquiry
61%inclusion14 decks23 decks
9.2xlift
Ichor Rats
61%inclusion14 decks23 decks
8.2xlift
Tangled Colony
61%inclusion14 decks23 decks
6.3xlift
Lord Skitter's Butcher
57%inclusion13 decks23 decks
5.7xlift
High Lift Cards
Chittering Skitterling
48%inclusion11 decks23 decks
15xlift
Elephant-Rat
21%inclusion4 decks19 decks
14xlift
Anoint with Affliction
22%inclusion5 decks23 decks
13xlift
Virulent Wound
22%inclusion5 decks23 decks
13xlift
Rat Out
39%inclusion9 decks23 decks
11xlift
Septic Rats
48%inclusion11 decks23 decks
11xlift
Rancid Rats
52%inclusion12 decks23 decks
10xlift
Nezumi Prowler
43%inclusion10 decks23 decks
10xlift
Rotting Rats
26%inclusion6 decks23 decks
9.5xlift
Grim Affliction
30%inclusion7 decks23 decks
9.2xlift
Creatures
Ogre Slumlord
57%inclusion13 decks23 decks
3.1xlift
Persistent Marshstalker
52%inclusion12 decks23 decks
5.1xlift
Voracious Vermin
52%inclusion12 decks23 decks
6.5xlift
Rat Colony
52%inclusion12 decks23 decks
3.7xlift
Crypt Rats
48%inclusion11 decks23 decks
4.0xlift
Stronghold Rats
48%inclusion11 decks23 decks
6.7xlift
Gnat Miser
43%inclusion10 decks23 decks
5.3xlift
Ruin Rat
39%inclusion9 decks23 decks
8.9xlift
Burglar Rat
35%inclusion8 decks23 decks
4.5xlift
Nezumi Cutthroat
35%inclusion8 decks23 decks
8.4xlift
Changeling Outcast
35%inclusion8 decks23 decks
1.3xlift
Wave of Rats
35%inclusion8 decks23 decks
6.0xlift
Nashi, Moon Sage's Scion
35%inclusion8 decks23 decks
3.4xlift
Engine Rat
33%inclusion7 decks21 decks
5.4xlift
Species Specialist
30%inclusion7 decks23 decks
5.0xlift
Nezumi Informant
30%inclusion7 decks23 decks
4.8xlift
Rat King, Verminister
29%inclusion5 decks17 decks
3.3xlift
Rat King, Pale Piper
29%inclusion4 decks14 decks
3.7xlift
Skullsnatcher
26%inclusion6 decks23 decks
8.6xlift
Ink-Eyes, Servant of Oni
26%inclusion6 decks23 decks
3.3xlift
Chittering Witch
26%inclusion6 decks23 decks
4.1xlift
Valley Rotcaller
26%inclusion6 decks23 decks
4.0xlift
Twisted Sewer-Witch
26%inclusion6 decks23 decks
5.6xlift
Ashcoat of the Shadow Swarm
26%inclusion6 decks23 decks
4.3xlift
Drainpipe Vermin
26%inclusion6 decks23 decks
8.6xlift
Gnawing Vermin
22%inclusion5 decks23 decks
4.2xlift
Ruthless Radrat
22%inclusion5 decks23 decks
7.9xlift
Mukotai Ambusher
22%inclusion5 decks23 decks
8.8xlift
Locust Miser
22%inclusion5 decks23 decks
6.1xlift
Swarm of Rats
22%inclusion5 decks23 decks
4.9xlift
Ratcatcher
22%inclusion5 decks23 decks
3.3xlift
Nezumi Bone-Reader
22%inclusion5 decks23 decks
7.2xlift
Undercity Dire Rat
19%inclusion4 decks21 decks
5.2xlift
Relentless Rats
17%inclusion4 decks23 decks
6.3xlift
Innocuous Rat
17%inclusion4 decks23 decks
4.9xlift
Ayara, First of Locthwain
17%inclusion4 decks23 decks
1.0xlift
Crypt Ghast
17%inclusion4 decks23 decks
0.6xlift
Pestilence Rats
17%inclusion4 decks23 decks
5.3xlift
Chittering Rats
13%inclusion3 decks23 decks
12xlift
Ravenous Rats
13%inclusion3 decks23 decks
4.0xlift
Gray Merchant of Asphodel
13%inclusion3 decks23 decks
0.4xlift
Daggerfang Duo
13%inclusion3 decks23 decks
9.5xlift
Yawgmoth, Thran Physician
13%inclusion3 decks23 decks
2.6xlift
Sewer Rats
13%inclusion3 decks23 decks
12xlift
Refurbished Familiar
8.7%inclusion2 decks23 decks
3.2xlift
Bog Rats
8.7%inclusion2 decks23 decks
6.3xlift
Nezumi Ronin
8.7%inclusion2 decks23 decks
11xlift
Priest of Forgotten Gods
8.7%inclusion2 decks23 decks
1.5xlift
Thornplate Intimidator
8.7%inclusion2 decks23 decks
6.3xlift
Filth
8.7%inclusion2 decks23 decks
1.7xlift
Instants
Defile
57%inclusion13 decks23 decks
1.5xlift
Whisper of the Dross
52%inclusion12 decks23 decks
9.0xlift
Dark Ritual
48%inclusion11 decks23 decks
0.9xlift
Vraska's Fall
43%inclusion10 decks23 decks
7.5xlift
Village Rites
43%inclusion10 decks23 decks
1.8xlift
Go for the Throat
35%inclusion8 decks23 decks
1.3xlift
Tainted Strike
26%inclusion6 decks23 decks
3.5xlift
Corrupted Conviction
26%inclusion6 decks23 decks
1.8xlift
Consuming Corruption
22%inclusion5 decks23 decks
1.1xlift
Withering Torment
22%inclusion5 decks23 decks
0.6xlift
Fell the Profane
17%inclusion4 decks23 decks
0.8xlift
Malakir Rebirth
17%inclusion4 decks23 decks
0.8xlift
Deadly Rollick
13%inclusion3 decks23 decks
1.2xlift
Cabal Ritual
13%inclusion3 decks23 decks
2.0xlift
Culling the Weak
13%inclusion3 decks23 decks
2.2xlift
Murder
13%inclusion3 decks23 decks
1.5xlift
Infernal Grasp
13%inclusion3 decks23 decks
0.4xlift
Foul-Tongue Shriek
13%inclusion3 decks23 decks
4.0xlift
Tragic Slip
13%inclusion3 decks23 decks
0.7xlift
Alesha's Legacy
10%inclusion2 decks21 decks
6.1xlift
Hero's Downfall
8.7%inclusion2 decks23 decks
1.3xlift
Imp's Mischief
8.7%inclusion2 decks23 decks
0.4xlift
Pile On
8.7%inclusion2 decks23 decks
2.9xlift
Deadly Dispute
8.7%inclusion2 decks23 decks
0.3xlift
Altar's Reap
8.7%inclusion2 decks23 decks
4.0xlift
Bitter Triumph
8.7%inclusion2 decks23 decks
0.7xlift
Raise the Draugr
8.7%inclusion2 decks23 decks
4.5xlift
Gravepurge
8.7%inclusion2 decks23 decks
5.3xlift
Curtains' Call
8.7%inclusion2 decks23 decks
3.2xlift
Sorceries
Drown in Ichor
57%inclusion13 decks23 decks
7.9xlift
Crippling Fear
52%inclusion12 decks23 decks
5.9xlift
Revenge of the Rats
43%inclusion10 decks23 decks
4.8xlift
Phyresis Outbreak
30%inclusion7 decks23 decks
7.9xlift
Unearth
30%inclusion7 decks23 decks
2.1xlift
Feed the Swarm
30%inclusion7 decks23 decks
0.6xlift
Sign in Blood
30%inclusion7 decks23 decks
0.8xlift
Vat Emergence
26%inclusion6 decks23 decks
7.3xlift
Patriarch's Bidding
26%inclusion6 decks23 decks
3.1xlift
Read the Bones
26%inclusion6 decks23 decks
1.4xlift
Night's Whisper
26%inclusion6 decks23 decks
0.8xlift
Swarmyard Massacre
22%inclusion5 decks23 decks
3.3xlift
Echoing Return
22%inclusion5 decks23 decks
3.6xlift
Victimize
17%inclusion4 decks23 decks
0.9xlift
Diabolic Intent
13%inclusion3 decks23 decks
1.9xlift
Spread the Sickness
13%inclusion3 decks23 decks
7.9xlift
Diabolic Tutor
13%inclusion3 decks23 decks
1.4xlift
Bubbling Muck
13%inclusion3 decks23 decks
1.0xlift
Mutilate
13%inclusion3 decks23 decks
0.7xlift
Fell
13%inclusion3 decks23 decks
4.3xlift
Living Death
13%inclusion3 decks23 decks
1.4xlift
Lab Rats
13%inclusion3 decks23 decks
9.5xlift
Kindred Dominance
13%inclusion3 decks23 decks
1.8xlift
Bloodline Bidding
11%inclusion2 decks18 decks
2.1xlift
Haunting Voyage
8.7%inclusion2 decks23 decks
2.9xlift
Feed the Infection
8.7%inclusion2 decks23 decks
6.3xlift
Ancient Craving
8.7%inclusion2 decks23 decks
3.5xlift
Exsanguinate
8.7%inclusion2 decks23 decks
0.4xlift
Reanimate
8.7%inclusion2 decks23 decks
0.5xlift
Insatiable Avarice
8.7%inclusion2 decks23 decks
1.1xlift
Toxic Deluge
8.7%inclusion2 decks23 decks
0.4xlift
Geth's Summons
8.7%inclusion2 decks23 decks
7.9xlift
Eaten Alive
8.7%inclusion2 decks23 decks
4.0xlift
Languish
8.7%inclusion2 decks23 decks
5.3xlift
Utility Artifacts
Bontu's Monument
35%inclusion8 decks23 decks
1.2xlift
Thrumming Stone
35%inclusion8 decks23 decks
4.4xlift
Jet Medallion
30%inclusion7 decks23 decks
0.7xlift
Herald's Horn
30%inclusion7 decks23 decks
2.8xlift
Contagion Clasp
26%inclusion6 decks23 decks
7.3xlift
Skullclamp
22%inclusion5 decks23 decks
1.1xlift
Contagion Engine
17%inclusion4 decks23 decks
7.0xlift
Door of Destinies
17%inclusion4 decks23 decks
3.3xlift
Vat of Rebirth
13%inclusion3 decks23 decks
3.7xlift
Whip of Erebos
13%inclusion3 decks23 decks
0.9xlift
Prosthetic Injector
13%inclusion3 decks23 decks
12xlift
Swiftfoot Boots
13%inclusion3 decks23 decks
0.4xlift
The Darkness Crystal
10%inclusion2 decks21 decks
0.5xlift
Lashwrithe
8.7%inclusion2 decks23 decks
0.7xlift
Icon of Ancestry
8.7%inclusion2 decks23 decks
5.3xlift
Mirror Box
8.7%inclusion2 decks23 decks
2.9xlift
Erratic Portal
8.7%inclusion2 decks23 decks
11xlift
Ashnod's Altar
8.7%inclusion2 decks23 decks
1.5xlift
Coat of Arms
8.7%inclusion2 decks23 decks
3.5xlift
Sword of the Squeak
8.7%inclusion2 decks23 decks
3.5xlift
Vanquisher's Banner
8.7%inclusion2 decks23 decks
1.3xlift
Whispersilk Cloak
8.7%inclusion2 decks23 decks
0.8xlift
Lightning Greaves
8.7%inclusion2 decks23 decks
0.3xlift
Chronicle of Victory
5.6%inclusion1 decks18 decks
2.3xlift
Enchantments
Cover of Darkness
30%inclusion7 decks23 decks
4.0xlift
Oversold Cemetery
22%inclusion5 decks23 decks
2.9xlift
Phyrexian Arena
22%inclusion5 decks23 decks
0.6xlift
Grave Pact
17%inclusion4 decks23 decks
1.6xlift
Phyrexian Reclamation
13%inclusion3 decks23 decks
1.8xlift
Vampiric Rites
13%inclusion3 decks23 decks
2.0xlift
Tribute to Horobi
13%inclusion3 decks23 decks
3.4xlift
Phyresis
13%inclusion3 decks23 decks
2.4xlift
Lord Skitter's Blessing
13%inclusion3 decks23 decks
9.5xlift
Bad Moon
13%inclusion3 decks23 decks
1.3xlift
Necrogen Communion
13%inclusion3 decks23 decks
5.3xlift
Greed
8.7%inclusion2 decks23 decks
1.4xlift
Haunted One
8.7%inclusion2 decks23 decks
1.5xlift
Planeswalkers
Vraska, Betrayal's Sting
13%inclusion3 decks23 decks
4.0xlift
Utility Lands
Swarmyard
57%inclusion13 decks23 decks
3.6xlift
Mudflat Village
52%inclusion12 decks23 decks
4.9xlift
Mortuary Mire
39%inclusion9 decks23 decks
2.5xlift
Witch's Cottage
39%inclusion9 decks23 decks
1.2xlift
Cabal Coffers
39%inclusion9 decks23 decks
1.0xlift
Cabal Stronghold
35%inclusion8 decks23 decks
1.3xlift
Karn's Bastion
35%inclusion8 decks23 decks
4.5xlift
Bojuka Bog
30%inclusion7 decks23 decks
0.6xlift
Three Tree City
22%inclusion5 decks23 decks
2.5xlift
Crypt of Agadeem
17%inclusion4 decks23 decks
1.3xlift
Nykthos, Shrine to Nyx
17%inclusion4 decks23 decks
1.0xlift
Takenuma, Abandoned Mire
17%inclusion4 decks23 decks
1.2xlift
Urborg, Tomb of Yawgmoth
17%inclusion4 decks23 decks
0.7xlift
Access Tunnel
17%inclusion4 decks23 decks
1.9xlift
Shizo, Death's Storehouse
13%inclusion3 decks23 decks
0.8xlift
Phyrexian Tower
13%inclusion3 decks23 decks
1.1xlift
Barren Moor
13%inclusion3 decks23 decks
0.9xlift
War Room
13%inclusion3 decks23 decks
0.7xlift
Castle Locthwain
13%inclusion3 decks23 decks
0.7xlift
Rogue's Passage
13%inclusion3 decks23 decks
0.3xlift
Midgar, City of Mako
10%inclusion2 decks21 decks
1.0xlift
Vault of Whispers
8.7%inclusion2 decks23 decks
2.3xlift
Vesuva
8.7%inclusion2 decks23 decks
4.5xlift
The Dross Pits
8.7%inclusion2 decks23 decks
5.3xlift
Minas Morgul, Dark Fortress
8.7%inclusion2 decks23 decks
1.3xlift
Blighted Fen
8.7%inclusion2 decks23 decks
11xlift
Reliquary Tower
8.7%inclusion2 decks23 decks
0.4xlift
Hidden Necropolis
8.7%inclusion2 decks23 decks
2.4xlift
Secret Tunnel
5.3%inclusion1 decks19 decks
1.3xlift
Mana Artifacts
Sol Ring
52%inclusion12 decks23 decks
0.7xlift
Arcane Signet
35%inclusion8 decks23 decks
0.7xlift
Staff of Compleation
22%inclusion5 decks23 decks
6.1xlift
Glistening Sphere
22%inclusion5 decks23 decks
8.8xlift
Caged Sun
13%inclusion3 decks23 decks
1.4xlift
Heraldic Banner
13%inclusion3 decks23 decks
1.1xlift
Patchwork Banner
13%inclusion3 decks23 decks
1.3xlift
Mind Stone
13%inclusion3 decks23 decks
0.5xlift
Charcoal Diamond
8.7%inclusion2 decks23 decks
0.5xlift
Thought Vessel
8.7%inclusion2 decks23 decks
0.4xlift
Bender's Waterskin
5.3%inclusion1 decks19 decks
14xlift
Lands
Swamp
91%inclusion21 decks23 decks
0.9xlift
Path of Ancestry
35%inclusion8 decks23 decks
2.9xlift
Fell the Profane
17%inclusion4 decks23 decks
0.8xlift
Malakir Rebirth
17%inclusion4 decks23 decks
0.8xlift
Snow-Covered Swamp
17%inclusion4 decks23 decks
2.6xlift
Escape Tunnel
13%inclusion3 decks23 decks
5.3xlift
Command Tower
13%inclusion3 decks23 decks
2.8xlift
Cavern of Souls
8.7%inclusion2 decks23 decks
1.8xlift
Big Apple, 3 a.m.
7.1%inclusion1 decks14 decks
2.6xlift
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