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

Karumonix, the Rat King
Rank #382
61decks
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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Utility Lands
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Rat Colony
98%inclusion60 decks61 decks
93%synergy
Blightbelly Rat
95%inclusion58 decks61 decks
92%synergy
Typhoid Rats
87%inclusion53 decks61 decks
83%synergy
Rancid Rats
80%inclusion49 decks61 decks
78%synergy
Crypt Rats
82%inclusion50 decks61 decks
77%synergy
Lord Skitter's Butcher
80%inclusion49 decks61 decks
77%synergy
Piper of the Swarm
80%inclusion49 decks61 decks
73%synergy
Burglar Rat
84%inclusion51 decks61 decks
73%synergy
Pack Rat
79%inclusion48 decks61 decks
73%synergy
Ogre Slumlord
82%inclusion50 decks61 decks
72%synergy
Top Cards
Ichor Rats
74%inclusion45 decks61 decks
71%synergy
Voracious Vermin
72%inclusion44 decks61 decks
69%synergy
Septic Rats
70%inclusion43 decks61 decks
69%synergy
Lord Skitter, Sewer King
69%inclusion42 decks61 decks
61%synergy
Infectious Inquiry
67%inclusion41 decks61 decks
65%synergy
Tangled Colony
66%inclusion40 decks61 decks
62%synergy
Ravenous Rats
64%inclusion39 decks61 decks
62%synergy
Vraska's Fall
62%inclusion38 decks61 decks
59%synergy
Chittering Skitterling
62%inclusion38 decks61 decks
61%synergy
Stronghold Rats
61%inclusion37 decks61 decks
57%synergy
Game Changers
Bolas's Citadel
11%inclusion7 decks61 decks
-17%synergy
Creatures
Persistent Marshstalker
56%inclusion27 decks48 decks
53%synergy
Ruin Rat
56%inclusion34 decks61 decks
54%synergy
Nezumi Informant
54%inclusion33 decks61 decks
47%synergy
Wave of Rats
54%inclusion33 decks61 decks
52%synergy
Innocuous Rat
53%inclusion16 decks30 decks
52%synergy
Gnat Miser
52%inclusion32 decks61 decks
50%synergy
Pestilence Rats
51%inclusion31 decks61 decks
49%synergy
Elephant-Rat
50%inclusion1 decks2 decks
50%synergy
Swarm of Rats
49%inclusion30 decks61 decks
47%synergy
Chittering Witch
49%inclusion30 decks61 decks
45%synergy
Drainpipe Vermin
49%inclusion30 decks61 decks
48%synergy
Old Flitterfang
49%inclusion30 decks61 decks
48%synergy
Gnawing Vermin
48%inclusion29 decks61 decks
46%synergy
Marrow-Gnawer
44%inclusion27 decks61 decks
41%synergy
Nezumi Cutthroat
43%inclusion26 decks61 decks
42%synergy
Mukotai Ambusher
39%inclusion24 decks61 decks
39%synergy
Nashi, Moon Sage's Scion
39%inclusion24 decks61 decks
35%synergy
Razortooth Rats
38%inclusion23 decks61 decks
37%synergy
Changeling Outcast
38%inclusion23 decks61 decks
33%synergy
Nezumi Prowler
38%inclusion23 decks61 decks
36%synergy
Daggerfang Duo
35%inclusion17 decks48 decks
35%synergy
Ruthless Radrat
34%inclusion21 decks61 decks
34%synergy
Twisted Sewer-Witch
34%inclusion21 decks61 decks
33%synergy
Undercity Dire Rat
33%inclusion1 decks3 decks
31%synergy
Nezumi Bladeblesser
31%inclusion19 decks61 decks
31%synergy
Ratcatcher
31%inclusion19 decks61 decks
28%synergy
Rotting Rats
30%inclusion18 decks61 decks
26%synergy
Chittering Rats
28%inclusion17 decks61 decks
27%synergy
Sinuous Vermin
28%inclusion17 decks61 decks
27%synergy
Refurbished Familiar
28%inclusion16 decks58 decks
25%synergy
Okiba-Gang Shinobi
26%inclusion16 decks61 decks
25%synergy
Bog Rats
25%inclusion15 decks61 decks
24%synergy
Nezumi Linkbreaker
23%inclusion14 decks61 decks
22%synergy
Locust Miser
21%inclusion13 decks61 decks
20%synergy
Scrib Nibblers
20%inclusion12 decks61 decks
19%synergy
Thornplate Intimidator
19%inclusion9 decks48 decks
18%synergy
Relentless Rats
18%inclusion11 decks61 decks
16%synergy
Gray Merchant of Asphodel
18%inclusion11 decks61 decks
-33%synergy
Throat Slitter
18%inclusion11 decks61 decks
16%synergy
Graf Rats
18%inclusion11 decks61 decks
18%synergy
Rabid Rats
16%inclusion10 decks61 decks
16%synergy
Nezumi Ronin
16%inclusion10 decks61 decks
16%synergy
Carrion Rats
16%inclusion10 decks61 decks
16%synergy
Skullsnatcher
16%inclusion10 decks61 decks
16%synergy
Ink-Eyes, Servant of Oni
16%inclusion10 decks61 decks
13%synergy
Ossuary Rats
16%inclusion10 decks61 decks
16%synergy
Infected Vermin
15%inclusion9 decks61 decks
15%synergy
Sewer Rats
15%inclusion9 decks61 decks
14%synergy
Nezumi Bone-Reader
15%inclusion9 decks61 decks
14%synergy
Valley Rotcaller
15%inclusion7 decks48 decks
12%synergy
Instants
Zuko's Conviction
50%inclusion1 decks2 decks
49%synergy
Whisper of the Dross
48%inclusion29 decks61 decks
45%synergy
Rat Out
48%inclusion29 decks61 decks
46%synergy
Dark Ritual
41%inclusion25 decks61 decks
-26%synergy
Village Rites
39%inclusion24 decks61 decks
14%synergy
Defile
34%inclusion21 decks61 decks
-2%synergy
Overkill
33%inclusion1 decks3 decks
26%synergy
Murder
30%inclusion18 decks61 decks
19%synergy
Go for the Throat
25%inclusion15 decks61 decks
2%synergy
Grim Affliction
25%inclusion15 decks61 decks
23%synergy
Anoint with Affliction
23%inclusion14 decks61 decks
22%synergy
Corrupted Conviction
23%inclusion14 decks61 decks
10%synergy
Raise the Draugr
16%inclusion10 decks61 decks
15%synergy
Not Dead After All
15%inclusion9 decks61 decks
3%synergy
Tainted Strike
13%inclusion8 decks61 decks
10%synergy
Foul-Tongue Shriek
13%inclusion8 decks61 decks
11%synergy
Consuming Corruption
12%inclusion7 decks59 decks
-4%synergy
Hero's Downfall
11%inclusion7 decks61 decks
5%synergy
Bladebrand
11%inclusion7 decks61 decks
11%synergy
Offer Immortality
11%inclusion7 decks61 decks
9%synergy
Tragic Slip
11%inclusion7 decks61 decks
-8%synergy
Withering Torment
10%inclusion3 decks30 decks
-21%synergy
Deadly Dispute
10%inclusion6 decks61 decks
-16%synergy
Battle-Rage Blessing
10%inclusion6 decks61 decks
9%synergy
Supernatural Stamina
10%inclusion6 decks61 decks
2%synergy
Gravepurge
10%inclusion6 decks61 decks
8%synergy
Feign Death
10%inclusion6 decks61 decks
2%synergy
Doom Blade
8.2%inclusion5 decks61 decks
1%synergy
Bitter Triumph
8.2%inclusion5 decks61 decks
-2%synergy
Undying Malice
8.2%inclusion5 decks61 decks
-2%synergy
Death Denied
8.2%inclusion5 decks61 decks
7%synergy
Terror
8.2%inclusion5 decks61 decks
7%synergy
Give In to Violence
6.9%inclusion2 decks29 decks
6%synergy
Cut Down
6.6%inclusion4 decks61 decks
3%synergy
Sheoldred's Edict
6.6%inclusion4 decks61 decks
-8%synergy
Stab
5.9%inclusion1 decks17 decks
5%synergy
Eviscerator's Insight
5.1%inclusion3 decks59 decks
3%synergy
Sorceries
Revenge of the Rats
56%inclusion10 decks18 decks
52%synergy
Drown in Ichor
54%inclusion33 decks61 decks
50%synergy
Crippling Fear
39%inclusion24 decks61 decks
36%synergy
Feed the Swarm
36%inclusion22 decks61 decks
-14%synergy
Sign in Blood
33%inclusion20 decks61 decks
-3%synergy
Vat Emergence
26%inclusion16 decks61 decks
25%synergy
Feed the Infection
23%inclusion14 decks61 decks
22%synergy
Phyresis Outbreak
23%inclusion14 decks61 decks
21%synergy
Read the Bones
21%inclusion13 decks61 decks
5%synergy
Patriarch's Bidding
20%inclusion12 decks61 decks
15%synergy
Spread the Sickness
15%inclusion9 decks61 decks
14%synergy
Lab Rats
13%inclusion8 decks61 decks
13%synergy
Swarmyard Massacre
13%inclusion6 decks48 decks
10%synergy
Victimize
11%inclusion7 decks61 decks
-15%synergy
Gruesome Fate
11%inclusion7 decks61 decks
9%synergy
Psychic Whorl
10%inclusion5 decks48 decks
10%synergy
Mutilate
10%inclusion6 decks61 decks
-7%synergy
Night's Whisper
10%inclusion6 decks61 decks
-15%synergy
Pact of the Serpent
10%inclusion6 decks61 decks
8%synergy
Diabolic Tutor
8.2%inclusion5 decks61 decks
-6%synergy
Profane Command
8.2%inclusion5 decks61 decks
6%synergy
Caress of Phyrexia
8.2%inclusion5 decks61 decks
8%synergy
In Garruk's Wake
8.2%inclusion5 decks61 decks
4%synergy
Eaten Alive
8.2%inclusion5 decks61 decks
5%synergy
Final Vengeance
6.7%inclusion2 decks30 decks
5%synergy
Lively Dirge
6.6%inclusion4 decks61 decks
3%synergy
Predators' Hour
6.6%inclusion4 decks61 decks
5%synergy
Unearth
6.6%inclusion4 decks61 decks
-2%synergy
Echoing Return
6.6%inclusion4 decks61 decks
3%synergy
Exsanguinate
6.6%inclusion4 decks61 decks
-18%synergy
Walk the Plank
6.6%inclusion4 decks61 decks
6%synergy
Insatiable Avarice
6.6%inclusion4 decks61 decks
-5%synergy
Kindred Dominance
6.6%inclusion4 decks61 decks
2%synergy
Plague of Vermin
6.6%inclusion4 decks61 decks
4%synergy
Seeker's Folly
5.6%inclusion1 decks18 decks
4%synergy
Utility Artifacts
Bontu's Monument
36%inclusion22 decks61 decks
8%synergy
Jet Medallion
25%inclusion15 decks61 decks
-37%synergy
Vanquisher's Banner
21%inclusion13 decks61 decks
17%synergy
Herald's Horn
21%inclusion13 decks61 decks
16%synergy
Skullclamp
20%inclusion12 decks61 decks
-2%synergy
Swiftfoot Boots
20%inclusion12 decks61 decks
-12%synergy
Banner of Kinship
17%inclusion3 decks18 decks
14%synergy
Contagion Clasp
16%inclusion10 decks61 decks
14%synergy
Wayfarer's Bauble
13%inclusion8 decks61 decks
-2%synergy
Sword of the Squeak
13%inclusion6 decks48 decks
12%synergy
Short Bow
10%inclusion5 decks48 decks
10%synergy
Icon of Ancestry
10%inclusion6 decks61 decks
9%synergy
Prosthetic Injector
10%inclusion6 decks61 decks
10%synergy
Vat of Rebirth
8.2%inclusion5 decks61 decks
5%synergy
Thieves' Tools
8.2%inclusion5 decks61 decks
7%synergy
Throne of Geth
6.6%inclusion4 decks61 decks
6%synergy
Lightning Greaves
6.6%inclusion4 decks61 decks
-27%synergy
Quick-Draw Katana
5.9%inclusion1 decks17 decks
6%synergy
Enchantments
Necrogen Communion
43%inclusion26 decks61 decks
41%synergy
Bad Moon
28%inclusion17 decks61 decks
25%synergy
Phyrexian Arena
26%inclusion16 decks61 decks
-13%synergy
Oversold Cemetery
23%inclusion14 decks61 decks
18%synergy
Phyresis
18%inclusion11 decks61 decks
16%synergy
Vampiric Rites
15%inclusion9 decks61 decks
9%synergy
Tribute to Horobi
15%inclusion9 decks61 decks
14%synergy
Haunted One
11%inclusion7 decks61 decks
9%synergy
Intimidation
11%inclusion7 decks61 decks
11%synergy
Kaya's Ghostform
11%inclusion7 decks61 decks
1%synergy
Lord Skitter's Blessing
11%inclusion7 decks61 decks
11%synergy
Black Market
6.6%inclusion4 decks61 decks
-14%synergy
Okiba Reckoner Raid
6.6%inclusion4 decks61 decks
6%synergy
Painful Quandary
6.6%inclusion4 decks61 decks
-4%synergy
Bastion of Remembrance
6.6%inclusion4 decks61 decks
-11%synergy
Cover of Darkness
6.6%inclusion4 decks61 decks
4%synergy
Planeswalkers
Vraska, Betrayal's Sting
13%inclusion8 decks61 decks
11%synergy
Liliana of the Dark Realms
10%inclusion6 decks61 decks
-4%synergy
Utility Lands
Witch's Cottage
36%inclusion22 decks61 decks
12%synergy
Bojuka Bog
34%inclusion21 decks61 decks
-12%synergy
Rogue's Passage
31%inclusion19 decks61 decks
12%synergy
Mudflat Village
31%inclusion16 decks52 decks
28%synergy
Mortuary Mire
28%inclusion17 decks61 decks
15%synergy
Swarmyard
25%inclusion15 decks61 decks
19%synergy
Karn's Bastion
20%inclusion12 decks61 decks
16%synergy
Reliquary Tower
15%inclusion9 decks61 decks
-15%synergy
Barren Moor
13%inclusion8 decks61 decks
3%synergy
Access Tunnel
13%inclusion8 decks61 decks
10%synergy
Cabal Stronghold
11%inclusion7 decks61 decks
-23%synergy
Hidden Necropolis
11%inclusion7 decks61 decks
10%synergy
Temple of the False God
10%inclusion6 decks61 decks
2%synergy
The Dross Pits
8.2%inclusion5 decks61 decks
7%synergy
Polluted Mire
6.6%inclusion4 decks61 decks
3%synergy
Mana Artifacts
Sol Ring
70%inclusion43 decks61 decks
-15%synergy
White Lotus Tile
50%inclusion1 decks2 decks
49%synergy
Arcane Signet
43%inclusion26 decks61 decks
-19%synergy
Patchwork Banner
25%inclusion12 decks48 decks
21%synergy
Mind Stone
25%inclusion15 decks61 decks
-4%synergy
Charcoal Diamond
21%inclusion13 decks61 decks
-1%synergy
Heraldic Banner
21%inclusion13 decks61 decks
16%synergy
Glistening Sphere
16%inclusion10 decks61 decks
15%synergy
Phyrexian Atlas
15%inclusion9 decks61 decks
14%synergy
Commander's Sphere
11%inclusion7 decks61 decks
3%synergy
Caged Sun
6.6%inclusion4 decks61 decks
-5%synergy
Star Compass
6.6%inclusion4 decks61 decks
6%synergy
Lands
Swamp
100%inclusion61 decks61 decks
5%synergy
Path of Ancestry
34%inclusion21 decks61 decks
29%synergy
Myriad Landscape
23%inclusion14 decks61 decks
-2%synergy
Command Tower
16%inclusion10 decks61 decks
11%synergy
Evolving Wilds
10%inclusion6 decks61 decks
6%synergy
Escape Tunnel
6.6%inclusion4 decks61 decks
6%synergy
Opal Palace
6.6%inclusion4 decks61 decks
6%synergy
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