Karumonix, the Rat King (Commander) - Budget Relentless Rats

Karumonix, the Rat King
Rank #412
8decks
As CommanderAs CardAverage DeckDecks
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All
1
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3
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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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Typhoid Rats
100%inclusion8 decks8 decks
97%synergy
Necrogen Communion
88%inclusion7 decks8 decks
86%synergy
Phyresis
88%inclusion7 decks8 decks
85%synergy
Voracious Vermin
88%inclusion7 decks8 decks
85%synergy
Piper of the Swarm
88%inclusion7 decks8 decks
81%synergy
Lord Skitter, Sewer King
88%inclusion7 decks8 decks
80%synergy
Ogre Slumlord
88%inclusion7 decks8 decks
78%synergy
Burglar Rat
88%inclusion7 decks8 decks
77%synergy
Chittering Skitterling
75%inclusion6 decks8 decks
74%synergy
Relentless Rats
75%inclusion6 decks8 decks
73%synergy
Top Cards
Blightbelly Rat
75%inclusion6 decks8 decks
72%synergy
Crypt Rats
75%inclusion6 decks8 decks
71%synergy
Ichor Rats
75%inclusion6 decks8 decks
72%synergy
Tangled Colony
75%inclusion6 decks8 decks
72%synergy
Lord Skitter's Butcher
75%inclusion6 decks8 decks
72%synergy
Vraska's Fall
63%inclusion5 decks8 decks
59%synergy
Pack Rat
63%inclusion5 decks8 decks
57%synergy
Defile
63%inclusion5 decks8 decks
27%synergy
Village Rites
63%inclusion5 decks8 decks
37%synergy
Ravenous Rats
63%inclusion5 decks8 decks
61%synergy
Game Changers
Bolas's Citadel
13%inclusion1 decks8 decks
-15%synergy
Creatures
Persistent Marshstalker
63%inclusion5 decks8 decks
60%synergy
Chittering Witch
63%inclusion5 decks8 decks
58%synergy
Nezumi Cutthroat
63%inclusion5 decks8 decks
62%synergy
Septic Rats
63%inclusion5 decks8 decks
61%synergy
Stronghold Rats
63%inclusion5 decks8 decks
59%synergy
Mukotai Ambusher
50%inclusion4 decks8 decks
49%synergy
Twisted Sewer-Witch
50%inclusion4 decks8 decks
49%synergy
Nezumi Prowler
50%inclusion4 decks8 decks
49%synergy
Wave of Rats
50%inclusion4 decks8 decks
48%synergy
Gnat Miser
50%inclusion4 decks8 decks
47%synergy
Innocuous Rat
38%inclusion3 decks8 decks
37%synergy
Gnawing Vermin
38%inclusion3 decks8 decks
36%synergy
Ruthless Radrat
38%inclusion3 decks8 decks
37%synergy
Nezumi Bladeblesser
38%inclusion3 decks8 decks
37%synergy
Daggerfang Duo
38%inclusion3 decks8 decks
37%synergy
Swarm of Rats
38%inclusion3 decks8 decks
35%synergy
Nezumi Informant
38%inclusion3 decks8 decks
31%synergy
Drainpipe Vermin
38%inclusion3 decks8 decks
36%synergy
Pestilence Rats
38%inclusion3 decks8 decks
36%synergy
Rancid Rats
38%inclusion3 decks8 decks
35%synergy
Ruin Rat
38%inclusion3 decks8 decks
36%synergy
Old Flitterfang
38%inclusion3 decks8 decks
36%synergy
Undercity Dire Rat
33%inclusion1 decks3 decks
32%synergy
Rat King, Pale Piper
33%inclusion1 decks3 decks
30%synergy
Chittering Rats
25%inclusion2 decks8 decks
24%synergy
Nezumi Graverobber
25%inclusion2 decks8 decks
24%synergy
Rotting Rats
25%inclusion2 decks8 decks
22%synergy
Marrow-Gnawer
25%inclusion2 decks8 decks
22%synergy
Ayara, First of Locthwain
25%inclusion2 decks8 decks
-0%synergy
Gray Merchant of Asphodel
25%inclusion2 decks8 decks
-25%synergy
Scrib Nibblers
25%inclusion2 decks8 decks
25%synergy
Valley Rotcaller
25%inclusion2 decks8 decks
22%synergy
Changeling Outcast
25%inclusion2 decks8 decks
20%synergy
Warehouse Tabby
25%inclusion2 decks8 decks
25%synergy
Ratcatcher
25%inclusion2 decks8 decks
22%synergy
Sewer Rats
25%inclusion2 decks8 decks
25%synergy
Nashi, Moon Sage's Scion
25%inclusion2 decks8 decks
21%synergy
Solemn Simulacrum
13%inclusion1 decks8 decks
-8%synergy
Patron of the Nezumi
13%inclusion1 decks8 decks
12%synergy
Mirkwood Bats
13%inclusion1 decks8 decks
4%synergy
Rabid Rats
13%inclusion1 decks8 decks
12%synergy
Nezumi Ronin
13%inclusion1 decks8 decks
12%synergy
Syr Konrad, the Grim
13%inclusion1 decks8 decks
-8%synergy
Pestilent Syphoner
13%inclusion1 decks8 decks
12%synergy
Wick's Patrol
13%inclusion1 decks8 decks
12%synergy
Morbid Opportunist
13%inclusion1 decks8 decks
-12%synergy
Thornplate Intimidator
13%inclusion1 decks8 decks
12%synergy
Nezumi Shortfang
13%inclusion1 decks8 decks
12%synergy
Species Specialist
13%inclusion1 decks8 decks
9%synergy
Skullsnatcher
13%inclusion1 decks8 decks
12%synergy
Instants
Rat Out
50%inclusion4 decks8 decks
49%synergy
Murder
50%inclusion4 decks8 decks
40%synergy
Foul-Tongue Shriek
50%inclusion4 decks8 decks
48%synergy
Rabid Attack
50%inclusion1 decks2 decks
49%synergy
Whisper of the Dross
38%inclusion3 decks8 decks
35%synergy
Deadly Dispute
38%inclusion3 decks8 decks
10%synergy
Raise the Draugr
38%inclusion3 decks8 decks
37%synergy
Corrupted Conviction
38%inclusion3 decks8 decks
25%synergy
Stab
38%inclusion3 decks8 decks
37%synergy
Feign Death
38%inclusion3 decks8 decks
29%synergy
Hero's Downfall
25%inclusion2 decks8 decks
19%synergy
Go for the Throat
25%inclusion2 decks8 decks
3%synergy
Not Dead After All
25%inclusion2 decks8 decks
14%synergy
Anoint with Affliction
25%inclusion2 decks8 decks
24%synergy
Dark Ritual
25%inclusion2 decks8 decks
-42%synergy
Bitter Triumph
25%inclusion2 decks8 decks
15%synergy
Undying Malice
25%inclusion2 decks8 decks
15%synergy
Infernal Grasp
25%inclusion2 decks8 decks
-0%synergy
Tainted Strike
25%inclusion2 decks8 decks
22%synergy
Gravepurge
25%inclusion2 decks8 decks
24%synergy
Consuming Corruption
13%inclusion1 decks8 decks
-3%synergy
Supernatural Stamina
13%inclusion1 decks8 decks
5%synergy
Altar's Reap
13%inclusion1 decks8 decks
10%synergy
Body Count
13%inclusion1 decks8 decks
12%synergy
Death Denied
13%inclusion1 decks8 decks
12%synergy
Long Goodbye
13%inclusion1 decks8 decks
12%synergy
Malakir Rebirth
13%inclusion1 decks8 decks
-11%synergy
Last Gasp
13%inclusion1 decks8 decks
12%synergy
Fake Your Own Death
13%inclusion1 decks8 decks
5%synergy
Plumb the Forbidden
13%inclusion1 decks8 decks
8%synergy
Bladebrand
13%inclusion1 decks8 decks
12%synergy
Offer Immortality
13%inclusion1 decks8 decks
11%synergy
Taken by Nightmares
13%inclusion1 decks8 decks
12%synergy
Merciless Resolve
13%inclusion1 decks8 decks
12%synergy
Withering Torment
13%inclusion1 decks8 decks
-19%synergy
Sorceries
Infectious Inquiry
63%inclusion5 decks8 decks
60%synergy
Sign in Blood
63%inclusion5 decks8 decks
28%synergy
Drown in Ichor
63%inclusion5 decks8 decks
59%synergy
Vat Emergence
50%inclusion4 decks8 decks
49%synergy
Revenge of the Rats
38%inclusion3 decks8 decks
34%synergy
Read the Bones
38%inclusion3 decks8 decks
22%synergy
Fell
38%inclusion3 decks8 decks
34%synergy
Gruesome Fate
38%inclusion3 decks8 decks
36%synergy
Crippling Fear
38%inclusion3 decks8 decks
35%synergy
Spread the Sickness
25%inclusion2 decks8 decks
24%synergy
Victimize
25%inclusion2 decks8 decks
-3%synergy
Patriarch's Bidding
25%inclusion2 decks8 decks
21%synergy
Forever Young
25%inclusion2 decks8 decks
24%synergy
Feed the Infection
25%inclusion2 decks8 decks
24%synergy
Phyresis Outbreak
25%inclusion2 decks8 decks
23%synergy
Feed the Swarm
25%inclusion2 decks8 decks
-25%synergy
Mutilate
25%inclusion2 decks8 decks
10%synergy
Caress of Phyrexia
25%inclusion2 decks8 decks
24%synergy
Geth's Summons
25%inclusion2 decks8 decks
25%synergy
Lab Rats
25%inclusion2 decks8 decks
25%synergy
Kindred Dominance
25%inclusion2 decks8 decks
20%synergy
Eaten Alive
25%inclusion2 decks8 decks
21%synergy
Dread Return
13%inclusion1 decks8 decks
1%synergy
Predators' Hour
13%inclusion1 decks8 decks
11%synergy
Unearth
13%inclusion1 decks8 decks
3%synergy
Swarmyard Massacre
13%inclusion1 decks8 decks
10%synergy
Decree of Pain
13%inclusion1 decks8 decks
8%synergy
In Garruk's Wake
13%inclusion1 decks8 decks
9%synergy
Shatter the Oath
13%inclusion1 decks8 decks
12%synergy
Utility Artifacts
Icon of Ancestry
50%inclusion4 decks8 decks
49%synergy
Contagion Clasp
50%inclusion4 decks8 decks
48%synergy
Vat of Rebirth
25%inclusion2 decks8 decks
22%synergy
Prosthetic Injector
25%inclusion2 decks8 decks
25%synergy
Vanquisher's Banner
25%inclusion2 decks8 decks
21%synergy
Jet Medallion
25%inclusion2 decks8 decks
-37%synergy
Herald's Horn
25%inclusion2 decks8 decks
19%synergy
Swiftfoot Boots
25%inclusion2 decks8 decks
-6%synergy
Contagion Engine
13%inclusion1 decks8 decks
11%synergy
Whip of Erebos
13%inclusion1 decks8 decks
2%synergy
Skullclamp
13%inclusion1 decks8 decks
-10%synergy
Pyre of Heroes
13%inclusion1 decks8 decks
12%synergy
Relic Vial
13%inclusion1 decks8 decks
12%synergy
Recon Craft Theta
13%inclusion1 decks8 decks
12%synergy
Bontu's Monument
13%inclusion1 decks8 decks
-15%synergy
Pennon Blade
13%inclusion1 decks8 decks
12%synergy
Witch's Cauldron
13%inclusion1 decks8 decks
12%synergy
Short Bow
13%inclusion1 decks8 decks
12%synergy
Decimator Web
13%inclusion1 decks8 decks
12%synergy
Grafted Exoskeleton
13%inclusion1 decks8 decks
11%synergy
Enchantments
Vampiric Rites
38%inclusion3 decks8 decks
32%synergy
Phyrexian Arena
38%inclusion3 decks8 decks
-2%synergy
Bad Moon
25%inclusion2 decks8 decks
22%synergy
Dark Tutelage
13%inclusion1 decks8 decks
11%synergy
Greed
13%inclusion1 decks8 decks
6%synergy
Caustic Tar
13%inclusion1 decks8 decks
12%synergy
Contaminated Ground
13%inclusion1 decks8 decks
12%synergy
Hopeless Nightmare
13%inclusion1 decks8 decks
9%synergy
Glistening Oil
13%inclusion1 decks8 decks
12%synergy
Haunted One
13%inclusion1 decks8 decks
10%synergy
Relic Putrescence
13%inclusion1 decks8 decks
12%synergy
Tribute to Horobi
13%inclusion1 decks8 decks
12%synergy
Intimidation
13%inclusion1 decks8 decks
12%synergy
Kaya's Ghostform
13%inclusion1 decks8 decks
2%synergy
No Mercy
13%inclusion1 decks8 decks
5%synergy
Cover of Darkness
13%inclusion1 decks8 decks
9%synergy
Oversold Cemetery
13%inclusion1 decks8 decks
7%synergy
Dark Prophecy
13%inclusion1 decks8 decks
9%synergy
Parasitic Impetus
13%inclusion1 decks8 decks
12%synergy
Planeswalkers
Vraska, Betrayal's Sting
25%inclusion2 decks8 decks
22%synergy
Liliana of the Dark Realms
13%inclusion1 decks8 decks
-1%synergy
Utility Lands
Bojuka Bog
38%inclusion3 decks8 decks
-10%synergy
Mortuary Mire
38%inclusion3 decks8 decks
25%synergy
Witch's Cottage
38%inclusion3 decks8 decks
13%synergy
Karn's Bastion
38%inclusion3 decks8 decks
34%synergy
Mudflat Village
38%inclusion3 decks8 decks
35%synergy
The Dross Pits
25%inclusion2 decks8 decks
24%synergy
Rogue's Passage
25%inclusion2 decks8 decks
5%synergy
Barren Moor
13%inclusion1 decks8 decks
3%synergy
War Room
13%inclusion1 decks8 decks
-3%synergy
Cabal Coffers
13%inclusion1 decks8 decks
-42%synergy
Haunted Fengraf
13%inclusion1 decks8 decks
12%synergy
Minas Morgul, Dark Fortress
13%inclusion1 decks8 decks
9%synergy
Reliquary Tower
13%inclusion1 decks8 decks
-17%synergy
Mana Artifacts
Sol Ring
75%inclusion6 decks8 decks
-10%synergy
Arcane Signet
63%inclusion5 decks8 decks
1%synergy
Heraldic Banner
63%inclusion5 decks8 decks
57%synergy
Charcoal Diamond
38%inclusion3 decks8 decks
16%synergy
Mind Stone
38%inclusion3 decks8 decks
10%synergy
Phyrexian Atlas
25%inclusion2 decks8 decks
25%synergy
Caged Sun
13%inclusion1 decks8 decks
2%synergy
Commander's Sphere
13%inclusion1 decks8 decks
5%synergy
Glistening Sphere
13%inclusion1 decks8 decks
11%synergy
Patchwork Banner
13%inclusion1 decks8 decks
8%synergy
Fellwar Stone
13%inclusion1 decks8 decks
-1%synergy
Lands
Swamp
100%inclusion8 decks8 decks
5%synergy
Path of Ancestry
50%inclusion4 decks8 decks
45%synergy
Myriad Landscape
38%inclusion3 decks8 decks
13%synergy
Command Bridge
33%inclusion1 decks3 decks
33%synergy
Daily Bugle Building
33%inclusion1 decks3 decks
33%synergy
Vibrant Cityscape
33%inclusion1 decks3 decks
33%synergy
Big Apple, 3 a.m.
33%inclusion1 decks3 decks
32%synergy
Evolving Wilds
25%inclusion2 decks8 decks
21%synergy
Command Tower
13%inclusion1 decks8 decks
7%synergy
Terramorphic Expanse
13%inclusion1 decks8 decks
10%synergy
Mirrex
13%inclusion1 decks8 decks
12%synergy
Riveteers Overlook
13%inclusion1 decks8 decks
12%synergy
Shire Terrace
13%inclusion1 decks8 decks
12%synergy
Unknown Shores
13%inclusion1 decks8 decks
12%synergy
Malakir Rebirth
13%inclusion1 decks8 decks
-11%synergy
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