Karumonix, the Rat King (Commander) - Budget Rat Colony

Karumonix, the Rat King
Rank #384
70decks
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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Rat Colony
99%inclusion69 decks70 decks
93%synergy
Blightbelly Rat
96%inclusion67 decks70 decks
92%synergy
Typhoid Rats
87%inclusion61 decks70 decks
83%synergy
Rancid Rats
83%inclusion58 decks70 decks
80%synergy
Lord Skitter's Butcher
83%inclusion58 decks70 decks
80%synergy
Crypt Rats
83%inclusion58 decks70 decks
78%synergy
Piper of the Swarm
84%inclusion59 decks70 decks
77%synergy
Ogre Slumlord
86%inclusion60 decks70 decks
76%synergy
Burglar Rat
86%inclusion60 decks70 decks
75%synergy
Voracious Vermin
76%inclusion53 decks70 decks
73%synergy
Top Cards
Pack Rat
79%inclusion55 decks70 decks
73%synergy
Ichor Rats
74%inclusion52 decks70 decks
71%synergy
Septic Rats
71%inclusion50 decks70 decks
70%synergy
Lord Skitter, Sewer King
71%inclusion50 decks70 decks
63%synergy
Infectious Inquiry
69%inclusion48 decks70 decks
66%synergy
Ravenous Rats
66%inclusion46 decks70 decks
64%synergy
Vraska's Fall
66%inclusion46 decks70 decks
62%synergy
Tangled Colony
66%inclusion46 decks70 decks
63%synergy
Chittering Skitterling
66%inclusion46 decks70 decks
65%synergy
Stronghold Rats
63%inclusion44 decks70 decks
59%synergy
Game Changers
Bolas's Citadel
11%inclusion8 decks70 decks
-17%synergy
Creatures
Ruin Rat
59%inclusion41 decks70 decks
57%synergy
Nezumi Informant
57%inclusion40 decks70 decks
50%synergy
Gnat Miser
56%inclusion39 decks70 decks
53%synergy
Persistent Marshstalker
55%inclusion26 decks47 decks
52%synergy
Wave of Rats
53%inclusion37 decks70 decks
51%synergy
Innocuous Rat
52%inclusion15 decks29 decks
51%synergy
Drainpipe Vermin
51%inclusion36 decks70 decks
50%synergy
Elephant-Rat
50%inclusion1 decks2 decks
50%synergy
Chittering Witch
49%inclusion34 decks70 decks
44%synergy
Old Flitterfang
49%inclusion34 decks70 decks
47%synergy
Gnawing Vermin
47%inclusion33 decks70 decks
46%synergy
Swarm of Rats
47%inclusion33 decks70 decks
45%synergy
Pestilence Rats
47%inclusion33 decks70 decks
45%synergy
Marrow-Gnawer
44%inclusion31 decks70 decks
41%synergy
Nezumi Cutthroat
41%inclusion29 decks70 decks
41%synergy
Nezumi Prowler
40%inclusion28 decks70 decks
39%synergy
Mukotai Ambusher
39%inclusion27 decks70 decks
38%synergy
Razortooth Rats
39%inclusion27 decks70 decks
38%synergy
Twisted Sewer-Witch
37%inclusion26 decks70 decks
36%synergy
Changeling Outcast
37%inclusion26 decks70 decks
32%synergy
Nashi, Moon Sage's Scion
37%inclusion26 decks70 decks
33%synergy
Daggerfang Duo
34%inclusion16 decks47 decks
33%synergy
Undercity Dire Rat
33%inclusion1 decks3 decks
31%synergy
Rotting Rats
33%inclusion23 decks70 decks
30%synergy
Ratcatcher
33%inclusion23 decks70 decks
29%synergy
Ruthless Radrat
31%inclusion22 decks70 decks
31%synergy
Nezumi Bladeblesser
31%inclusion22 decks70 decks
31%synergy
Chittering Rats
30%inclusion21 decks70 decks
29%synergy
Refurbished Familiar
28%inclusion16 decks57 decks
26%synergy
Bog Rats
26%inclusion18 decks70 decks
25%synergy
Scrib Nibblers
26%inclusion18 decks70 decks
25%synergy
Sinuous Vermin
24%inclusion17 decks70 decks
24%synergy
Locust Miser
23%inclusion16 decks70 decks
21%synergy
Okiba-Gang Shinobi
23%inclusion16 decks70 decks
22%synergy
Skullsnatcher
21%inclusion15 decks70 decks
21%synergy
Nezumi Linkbreaker
21%inclusion15 decks70 decks
20%synergy
Gray Merchant of Asphodel
20%inclusion14 decks70 decks
-31%synergy
Throat Slitter
20%inclusion14 decks70 decks
18%synergy
Nezumi Bone-Reader
20%inclusion14 decks70 decks
19%synergy
Thornplate Intimidator
19%inclusion9 decks47 decks
18%synergy
Ossuary Rats
17%inclusion12 decks70 decks
17%synergy
Valley Rotcaller
17%inclusion8 decks47 decks
14%synergy
Patron of the Nezumi
16%inclusion11 decks70 decks
15%synergy
Relentless Rats
16%inclusion11 decks70 decks
14%synergy
Infected Vermin
16%inclusion11 decks70 decks
15%synergy
Graf Rats
16%inclusion11 decks70 decks
15%synergy
Kuro's Taken
16%inclusion11 decks70 decks
15%synergy
Rabid Rats
14%inclusion10 decks70 decks
14%synergy
Nezumi Ronin
14%inclusion10 decks70 decks
14%synergy
Nezumi Graverobber
14%inclusion10 decks70 decks
13%synergy
Instants
Zuko's Conviction
50%inclusion1 decks2 decks
49%synergy
Rat Out
49%inclusion34 decks70 decks
47%synergy
Whisper of the Dross
47%inclusion33 decks70 decks
44%synergy
Dark Ritual
43%inclusion30 decks70 decks
-24%synergy
Village Rites
40%inclusion28 decks70 decks
15%synergy
Defile
39%inclusion27 decks70 decks
2%synergy
Overkill
33%inclusion1 decks3 decks
26%synergy
Murder
31%inclusion22 decks70 decks
21%synergy
Grim Affliction
30%inclusion21 decks70 decks
28%synergy
Go for the Throat
27%inclusion19 decks70 decks
4%synergy
Anoint with Affliction
24%inclusion17 decks70 decks
24%synergy
Corrupted Conviction
24%inclusion17 decks70 decks
12%synergy
Raise the Draugr
17%inclusion12 decks70 decks
16%synergy
Tainted Strike
14%inclusion10 decks70 decks
11%synergy
Foul-Tongue Shriek
14%inclusion10 decks70 decks
12%synergy
Tragic Slip
14%inclusion10 decks70 decks
-6%synergy
Consuming Corruption
14%inclusion8 decks58 decks
-2%synergy
Hero's Downfall
13%inclusion9 decks70 decks
6%synergy
Not Dead After All
13%inclusion9 decks70 decks
2%synergy
Bladebrand
13%inclusion9 decks70 decks
12%synergy
Doom Blade
11%inclusion8 decks70 decks
4%synergy
Offer Immortality
11%inclusion8 decks70 decks
9%synergy
Gravepurge
11%inclusion8 decks70 decks
10%synergy
Withering Torment
10%inclusion3 decks29 decks
-21%synergy
Battle-Rage Blessing
10%inclusion7 decks70 decks
9%synergy
Supernatural Stamina
10%inclusion7 decks70 decks
3%synergy
Bitter Triumph
10%inclusion7 decks70 decks
0%synergy
Deadly Dispute
8.6%inclusion6 decks70 decks
-17%synergy
Virulent Wound
8.6%inclusion6 decks70 decks
8%synergy
Undying Malice
8.6%inclusion6 decks70 decks
-1%synergy
Feign Death
8.6%inclusion6 decks70 decks
0%synergy
Give In to Violence
7.1%inclusion2 decks28 decks
7%synergy
Altar's Reap
7.1%inclusion5 decks70 decks
5%synergy
Death Denied
7.1%inclusion5 decks70 decks
6%synergy
Terror
7.1%inclusion5 decks70 decks
6%synergy
Stab
5.9%inclusion1 decks17 decks
5%synergy
Cut Down
5.7%inclusion4 decks70 decks
2%synergy
Sheoldred's Edict
5.7%inclusion4 decks70 decks
-9%synergy
Infernal Grasp
5.7%inclusion4 decks70 decks
-19%synergy
Debt to the Kami
5.7%inclusion4 decks70 decks
5%synergy
Eviscerator's Insight
5.2%inclusion3 decks58 decks
3%synergy
Sorceries
Drown in Ichor
56%inclusion39 decks70 decks
52%synergy
Revenge of the Rats
56%inclusion10 decks18 decks
52%synergy
Crippling Fear
43%inclusion30 decks70 decks
40%synergy
Feed the Swarm
39%inclusion27 decks70 decks
-12%synergy
Vat Emergence
34%inclusion24 decks70 decks
33%synergy
Sign in Blood
34%inclusion24 decks70 decks
-1%synergy
Phyresis Outbreak
27%inclusion19 decks70 decks
25%synergy
Feed the Infection
23%inclusion16 decks70 decks
22%synergy
Read the Bones
23%inclusion16 decks70 decks
6%synergy
Patriarch's Bidding
20%inclusion14 decks70 decks
16%synergy
Spread the Sickness
19%inclusion13 decks70 decks
18%synergy
Victimize
13%inclusion9 decks70 decks
-14%synergy
Lab Rats
13%inclusion9 decks70 decks
12%synergy
Gruesome Fate
13%inclusion9 decks70 decks
11%synergy
Swarmyard Massacre
13%inclusion6 decks47 decks
10%synergy
Return from Extinction
11%inclusion8 decks70 decks
11%synergy
Mutilate
11%inclusion8 decks70 decks
-6%synergy
Night's Whisper
11%inclusion8 decks70 decks
-13%synergy
Psychic Whorl
11%inclusion5 decks47 decks
10%synergy
Pact of the Serpent
10%inclusion7 decks70 decks
8%synergy
Unearth
8.6%inclusion6 decks70 decks
0%synergy
Caress of Phyrexia
8.6%inclusion6 decks70 decks
8%synergy
Lively Dirge
7.1%inclusion5 decks70 decks
3%synergy
Diabolic Tutor
7.1%inclusion5 decks70 decks
-7%synergy
Echoing Return
7.1%inclusion5 decks70 decks
4%synergy
Profane Command
7.1%inclusion5 decks70 decks
5%synergy
In Garruk's Wake
7.1%inclusion5 decks70 decks
3%synergy
Insatiable Avarice
7.1%inclusion5 decks70 decks
-5%synergy
Geth's Summons
7.1%inclusion5 decks70 decks
7%synergy
Kindred Dominance
7.1%inclusion5 decks70 decks
2%synergy
Eaten Alive
7.1%inclusion5 decks70 decks
4%synergy
Final Vengeance
6.9%inclusion2 decks29 decks
5%synergy
Forever Young
5.7%inclusion4 decks70 decks
4%synergy
Predators' Hour
5.7%inclusion4 decks70 decks
4%synergy
Exsanguinate
5.7%inclusion4 decks70 decks
-19%synergy
Walk the Plank
5.7%inclusion4 decks70 decks
5%synergy
Mind Rot
5.7%inclusion4 decks70 decks
5%synergy
Plague of Vermin
5.7%inclusion4 decks70 decks
3%synergy
Seeker's Folly
5.6%inclusion1 decks18 decks
4%synergy
Utility Artifacts
Bontu's Monument
36%inclusion25 decks70 decks
7%synergy
Jet Medallion
23%inclusion16 decks70 decks
-39%synergy
Herald's Horn
23%inclusion16 decks70 decks
17%synergy
Vanquisher's Banner
21%inclusion15 decks70 decks
17%synergy
Skullclamp
20%inclusion14 decks70 decks
-2%synergy
Swiftfoot Boots
20%inclusion14 decks70 decks
-11%synergy
Contagion Clasp
19%inclusion13 decks70 decks
16%synergy
Banner of Kinship
16%inclusion3 decks19 decks
14%synergy
Wayfarer's Bauble
13%inclusion9 decks70 decks
-2%synergy
Sword of the Squeak
13%inclusion6 decks47 decks
12%synergy
Icon of Ancestry
11%inclusion8 decks70 decks
10%synergy
Short Bow
11%inclusion5 decks47 decks
10%synergy
Prosthetic Injector
10%inclusion7 decks70 decks
10%synergy
Thieves' Tools
8.6%inclusion6 decks70 decks
7%synergy
Vat of Rebirth
7.1%inclusion5 decks70 decks
4%synergy
Whispersilk Cloak
7.1%inclusion5 decks70 decks
1%synergy
Quick-Draw Katana
5.9%inclusion1 decks17 decks
6%synergy
Throne of Geth
5.7%inclusion4 decks70 decks
5%synergy
Door of Destinies
5.7%inclusion4 decks70 decks
4%synergy
Lightning Greaves
5.7%inclusion4 decks70 decks
-28%synergy
Enchantments
Necrogen Communion
44%inclusion31 decks70 decks
42%synergy
Bad Moon
30%inclusion21 decks70 decks
27%synergy
Phyrexian Arena
27%inclusion19 decks70 decks
-13%synergy
Oversold Cemetery
23%inclusion16 decks70 decks
18%synergy
Tribute to Horobi
20%inclusion14 decks70 decks
19%synergy
Phyresis
19%inclusion13 decks70 decks
16%synergy
Vampiric Rites
16%inclusion11 decks70 decks
10%synergy
Haunted One
13%inclusion9 decks70 decks
10%synergy
Kaya's Ghostform
13%inclusion9 decks70 decks
3%synergy
Intimidation
11%inclusion8 decks70 decks
11%synergy
Lord Skitter's Blessing
11%inclusion8 decks70 decks
11%synergy
Black Market
7.1%inclusion5 decks70 decks
-14%synergy
Underworld Connections
7.1%inclusion5 decks70 decks
5%synergy
Cover of Darkness
7.1%inclusion5 decks70 decks
4%synergy
Okiba Reckoner Raid
5.7%inclusion4 decks70 decks
5%synergy
Death Pits of Rath
5.7%inclusion4 decks70 decks
6%synergy
Painful Quandary
5.7%inclusion4 decks70 decks
-4%synergy
Bastion of Remembrance
5.7%inclusion4 decks70 decks
-11%synergy
Planeswalkers
Vraska, Betrayal's Sting
11%inclusion8 decks70 decks
9%synergy
Liliana of the Dark Realms
8.6%inclusion6 decks70 decks
-5%synergy
Utility Lands
Witch's Cottage
37%inclusion26 decks70 decks
13%synergy
Bojuka Bog
36%inclusion25 decks70 decks
-11%synergy
Mudflat Village
33%inclusion17 decks51 decks
31%synergy
Mortuary Mire
31%inclusion22 decks70 decks
18%synergy
Rogue's Passage
31%inclusion22 decks70 decks
12%synergy
Swarmyard
24%inclusion17 decks70 decks
19%synergy
Karn's Bastion
24%inclusion17 decks70 decks
20%synergy
Reliquary Tower
16%inclusion11 decks70 decks
-15%synergy
Cabal Stronghold
13%inclusion9 decks70 decks
-22%synergy
Barren Moor
13%inclusion9 decks70 decks
3%synergy
Access Tunnel
13%inclusion9 decks70 decks
10%synergy
Temple of the False God
11%inclusion8 decks70 decks
4%synergy
Hidden Necropolis
11%inclusion8 decks70 decks
10%synergy
The Dross Pits
10%inclusion7 decks70 decks
9%synergy
Polluted Mire
8.6%inclusion6 decks70 decks
5%synergy
Memorial to Folly
7.1%inclusion5 decks70 decks
4%synergy
Crypt of Agadeem
5.7%inclusion4 decks70 decks
-5%synergy
Leechridden Swamp
5.7%inclusion4 decks70 decks
3%synergy
Mana Artifacts
Sol Ring
71%inclusion50 decks70 decks
-14%synergy
White Lotus Tile
50%inclusion1 decks2 decks
49%synergy
Arcane Signet
46%inclusion32 decks70 decks
-16%synergy
Mind Stone
27%inclusion19 decks70 decks
-2%synergy
Charcoal Diamond
26%inclusion18 decks70 decks
3%synergy
Patchwork Banner
23%inclusion11 decks47 decks
19%synergy
Heraldic Banner
23%inclusion16 decks70 decks
17%synergy
Glistening Sphere
17%inclusion12 decks70 decks
16%synergy
Phyrexian Atlas
16%inclusion11 decks70 decks
15%synergy
Commander's Sphere
10%inclusion7 decks70 decks
1%synergy
Caged Sun
5.7%inclusion4 decks70 decks
-6%synergy
Thought Vessel
5.7%inclusion4 decks70 decks
-20%synergy
Star Compass
5.7%inclusion4 decks70 decks
5%synergy
Lands
Swamp
100%inclusion70 decks70 decks
5%synergy
Path of Ancestry
34%inclusion24 decks70 decks
29%synergy
Myriad Landscape
23%inclusion16 decks70 decks
-3%synergy
Command Tower
14%inclusion10 decks70 decks
9%synergy
Evolving Wilds
8.6%inclusion6 decks70 decks
5%synergy
Escape Tunnel
5.7%inclusion4 decks70 decks
5%synergy
Opal Palace
5.7%inclusion4 decks70 decks
5%synergy
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