Karumonix, the Rat King (Commander) - Budget Core

Karumonix, the Rat King
Rank #385
93decks
As CommanderAs CardAverage DeckDecks
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Budget
Any$$$$
Background image for Building Rat Typal With Marrow-Gnawer
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 King, Pale Piper
29%inclusion2 decks7 decks
24%synergy
Big Apple, 3 a.m.
14%inclusion1 decks7 decks
12%synergy
Tunnel Rats
14%inclusion1 decks7 decks
14%synergy
Shredder's Revenge
14%inclusion1 decks7 decks
13%synergy
Splinter, the Mentor
5.3%inclusion1 decks19 decks
5%synergy
High Synergy Cards
Blightbelly Rat
95%inclusion88 decks93 decks
91%synergy
Typhoid Rats
95%inclusion88 decks93 decks
91%synergy
Lord Skitter's Butcher
88%inclusion82 decks93 decks
85%synergy
Rancid Rats
85%inclusion79 decks93 decks
82%synergy
Ravenous Rats
80%inclusion74 decks93 decks
78%synergy
Drainpipe Vermin
76%inclusion71 decks93 decks
75%synergy
Voracious Vermin
77%inclusion72 decks93 decks
74%synergy
Chittering Skitterling
75%inclusion70 decks93 decks
74%synergy
Burglar Rat
85%inclusion79 decks93 decks
74%synergy
Ogre Slumlord
82%inclusion76 decks93 decks
72%synergy
Top Cards
Ruin Rat
72%inclusion67 decks93 decks
71%synergy
Infectious Inquiry
71%inclusion66 decks93 decks
68%synergy
Razortooth Rats
71%inclusion66 decks93 decks
70%synergy
Nezumi Prowler
70%inclusion65 decks93 decks
68%synergy
Piper of the Swarm
69%inclusion64 decks93 decks
62%synergy
Nezumi Cutthroat
69%inclusion64 decks93 decks
68%synergy
Nezumi Informant
67%inclusion62 decks93 decks
60%synergy
Gnawing Vermin
67%inclusion62 decks93 decks
65%synergy
Tangled Colony
66%inclusion61 decks93 decks
62%synergy
Crypt Rats
63%inclusion59 decks93 decks
59%synergy
Creatures
Mukotai Ambusher
61%inclusion57 decks93 decks
60%synergy
Septic Rats
60%inclusion56 decks93 decks
58%synergy
Stronghold Rats
58%inclusion54 decks93 decks
54%synergy
Persistent Marshstalker
56%inclusion45 decks81 decks
53%synergy
Twisted Sewer-Witch
54%inclusion50 decks93 decks
52%synergy
Chittering Witch
52%inclusion48 decks93 decks
47%synergy
Pestilence Rats
52%inclusion48 decks93 decks
50%synergy
Ichor Rats
52%inclusion48 decks93 decks
49%synergy
Nezumi Bladeblesser
51%inclusion47 decks93 decks
50%synergy
Innocuous Rat
46%inclusion33 decks71 decks
45%synergy
Ruthless Radrat
45%inclusion42 decks93 decks
44%synergy
Engine Rat
44%inclusion19 decks43 decks
42%synergy
Sinuous Vermin
44%inclusion41 decks93 decks
44%synergy
Changeling Outcast
43%inclusion40 decks93 decks
38%synergy
Undercity Dire Rat
39%inclusion12 decks31 decks
37%synergy
Pack Rat
39%inclusion36 decks93 decks
33%synergy
Old Flitterfang
37%inclusion34 decks93 decks
35%synergy
Lord Skitter, Sewer King
34%inclusion32 decks93 decks
26%synergy
Gnat Miser
34%inclusion32 decks93 decks
31%synergy
Wave of Rats
33%inclusion31 decks93 decks
31%synergy
Kuro's Taken
32%inclusion30 decks93 decks
32%synergy
Bog Rats
31%inclusion29 decks93 decks
31%synergy
Nezumi Graverobber
30%inclusion28 decks93 decks
29%synergy
Nezumi Linkbreaker
29%inclusion27 decks93 decks
28%synergy
Sewer Rats
29%inclusion27 decks93 decks
29%synergy
Refurbished Familiar
28%inclusion25 decks88 decks
26%synergy
Skullsnatcher
27%inclusion25 decks93 decks
26%synergy
Daggerfang Duo
26%inclusion21 decks81 decks
25%synergy
Gutter Skulk
25%inclusion23 decks93 decks
25%synergy
Chittering Rats
25%inclusion23 decks93 decks
24%synergy
Thriving Rats
24%inclusion22 decks93 decks
24%synergy
Nezumi Bone-Reader
24%inclusion22 decks93 decks
23%synergy
Thornplate Intimidator
22%inclusion18 decks81 decks
21%synergy
Elephant-Rat
22%inclusion5 decks23 decks
21%synergy
Scrib Nibblers
22%inclusion20 decks93 decks
21%synergy
Rotting Rats
20%inclusion19 decks93 decks
17%synergy
Rabid Rats
20%inclusion19 decks93 decks
20%synergy
Graveshifter
20%inclusion19 decks93 decks
19%synergy
Muck Rats
20%inclusion19 decks93 decks
20%synergy
Ossuary Rats
19%inclusion18 decks93 decks
19%synergy
Carrion Rats
15%inclusion14 decks93 decks
15%synergy
Graf Rats
14%inclusion13 decks93 decks
14%synergy
Okiba-Gang Shinobi
13%inclusion12 decks93 decks
12%synergy
Nashi, Moon Sage's Scion
13%inclusion12 decks93 decks
9%synergy
Patron of the Nezumi
12%inclusion11 decks93 decks
11%synergy
Gray Merchant of Asphodel
12%inclusion11 decks93 decks
-39%synergy
Nezumi Ronin
12%inclusion11 decks93 decks
12%synergy
Rats of Rath
12%inclusion11 decks93 decks
12%synergy
Venomous Changeling
12%inclusion11 decks93 decks
12%synergy
Midnight Scavengers
11%inclusion10 decks93 decks
10%synergy
Instants
Vraska's Fall
62%inclusion58 decks93 decks
59%synergy
Rat Out
59%inclusion55 decks93 decks
58%synergy
Village Rites
55%inclusion51 decks93 decks
30%synergy
Whisper of the Dross
52%inclusion48 decks93 decks
49%synergy
Grim Affliction
45%inclusion42 decks93 decks
43%synergy
Murder
41%inclusion38 decks93 decks
31%synergy
Anoint with Affliction
34%inclusion32 decks93 decks
34%synergy
Raise the Draugr
32%inclusion30 decks93 decks
31%synergy
Hero's Downfall
31%inclusion29 decks93 decks
24%synergy
Defile
29%inclusion27 decks93 decks
-8%synergy
Gravepurge
28%inclusion26 decks93 decks
26%synergy
Corrupted Conviction
27%inclusion25 decks93 decks
14%synergy
Tragic Slip
27%inclusion25 decks93 decks
7%synergy
Consuming Corruption
25%inclusion22 decks89 decks
9%synergy
Dark Ritual
23%inclusion21 decks93 decks
-44%synergy
Doom Blade
23%inclusion21 decks93 decks
15%synergy
Altar's Reap
23%inclusion21 decks93 decks
20%synergy
Foul-Tongue Shriek
23%inclusion21 decks93 decks
21%synergy
Virulent Wound
18%inclusion17 decks93 decks
18%synergy
Go for the Throat
16%inclusion15 decks93 decks
-7%synergy
Death Denied
15%inclusion14 decks93 decks
14%synergy
Deadly Dispute
12%inclusion11 decks93 decks
-14%synergy
Drag to the Underworld
12%inclusion11 decks93 decks
10%synergy
Tendrils of Corruption
11%inclusion10 decks93 decks
7%synergy
Nameless Inversion
10%inclusion9 decks93 decks
9%synergy
Breathe Your Last
9.2%inclusion8 decks87 decks
7%synergy
Supernatural Stamina
8.6%inclusion8 decks93 decks
1%synergy
Undying Malice
8.6%inclusion8 decks93 decks
-1%synergy
Give In to Violence
8.5%inclusion6 decks71 decks
8%synergy
Offer Immortality
7.5%inclusion7 decks93 decks
5%synergy
Poison the Cup
7.5%inclusion7 decks93 decks
7%synergy
Bladebrand
6.5%inclusion6 decks93 decks
6%synergy
Infernal Grasp
6.5%inclusion6 decks93 decks
-19%synergy
Another Chance
6.5%inclusion6 decks93 decks
6%synergy
Not Dead After All
5.4%inclusion5 decks93 decks
-6%synergy
Fake Your Own Death
5.4%inclusion5 decks93 decks
-2%synergy
Feign Death
5.4%inclusion5 decks93 decks
-3%synergy
Sorceries
Crippling Fear
59%inclusion55 decks93 decks
56%synergy
Drown in Ichor
56%inclusion52 decks93 decks
52%synergy
Spread the Sickness
52%inclusion48 decks93 decks
51%synergy
Vat Emergence
46%inclusion43 decks93 decks
45%synergy
Feed the Infection
44%inclusion41 decks93 decks
43%synergy
Feed the Swarm
42%inclusion39 decks93 decks
-9%synergy
Sign in Blood
38%inclusion35 decks93 decks
2%synergy
Read the Bones
33%inclusion31 decks93 decks
16%synergy
Revenge of the Rats
33%inclusion21 decks64 decks
30%synergy
Return from Extinction
29%inclusion27 decks93 decks
28%synergy
Unearth
22%inclusion20 decks93 decks
13%synergy
Lab Rats
22%inclusion20 decks93 decks
21%synergy
Geth's Summons
20%inclusion19 decks93 decks
20%synergy
Gruesome Fate
18%inclusion17 decks93 decks
16%synergy
Ambition's Cost
18%inclusion17 decks93 decks
15%synergy
Profane Command
17%inclusion16 decks93 decks
15%synergy
Victimize
15%inclusion14 decks93 decks
-12%synergy
Caress of Phyrexia
15%inclusion14 decks93 decks
14%synergy
Forever Young
13%inclusion12 decks93 decks
11%synergy
Dirge of Dread
13%inclusion12 decks93 decks
12%synergy
Eaten Alive
12%inclusion11 decks93 decks
8%synergy
Predators' Hour
12%inclusion11 decks93 decks
11%synergy
Syphon Mind
11%inclusion10 decks93 decks
-2%synergy
Ancient Craving
11%inclusion10 decks93 decks
9%synergy
Psychic Whorl
8.6%inclusion7 decks81 decks
8%synergy
Diabolic Tutor
8.6%inclusion8 decks93 decks
-6%synergy
Decree of Pain
8.6%inclusion8 decks93 decks
3%synergy
Night's Whisper
7.5%inclusion7 decks93 decks
-17%synergy
Hex
7.5%inclusion7 decks93 decks
7%synergy
Duress
6.5%inclusion6 decks93 decks
0%synergy
Call of the Death-Dweller
6.5%inclusion6 decks93 decks
6%synergy
Desperate Plea
5.6%inclusion1 decks18 decks
5%synergy
In Garruk's Wake
5.4%inclusion5 decks93 decks
1%synergy
Blood Divination
5.4%inclusion5 decks93 decks
5%synergy
Raise Dead
5.4%inclusion5 decks93 decks
4%synergy
Recover
5.4%inclusion5 decks93 decks
5%synergy
Utility Artifacts
Contagion Clasp
33%inclusion31 decks93 decks
31%synergy
Prosthetic Injector
31%inclusion29 decks93 decks
31%synergy
Icon of Ancestry
22%inclusion20 decks93 decks
21%synergy
Wayfarer's Bauble
18%inclusion17 decks93 decks
3%synergy
Thieves' Tools
14%inclusion13 decks93 decks
12%synergy
Heirloom Blade
12%inclusion11 decks93 decks
11%synergy
Swiftfoot Boots
11%inclusion10 decks93 decks
-21%synergy
Witch's Cauldron
11%inclusion10 decks93 decks
10%synergy
Vat of Rebirth
11%inclusion10 decks93 decks
7%synergy
Gathering Stone
9.1%inclusion1 decks11 decks
8%synergy
Hall of Triumph
7.5%inclusion7 decks93 decks
7%synergy
Skeleton Key
6.5%inclusion6 decks93 decks
6%synergy
Tithing Blade
5.4%inclusion5 decks93 decks
3%synergy
Horn of the Mark
5.4%inclusion5 decks93 decks
5%synergy
Enchantments
Necrogen Communion
56%inclusion52 decks93 decks
54%synergy
Tribute to Horobi
26%inclusion24 decks93 decks
25%synergy
Phyresis
25%inclusion23 decks93 decks
23%synergy
Oversold Cemetery
18%inclusion17 decks93 decks
13%synergy
Intimidation
15%inclusion14 decks93 decks
14%synergy
Vampiric Rites
14%inclusion13 decks93 decks
8%synergy
Fungal Fortitude
13%inclusion12 decks93 decks
11%synergy
Bad Moon
13%inclusion12 decks93 decks
10%synergy
Okiba Reckoner Raid
12%inclusion11 decks93 decks
11%synergy
Snake Cult Initiation
11%inclusion10 decks93 decks
11%synergy
Greed
11%inclusion10 decks93 decks
4%synergy
Lord Skitter's Blessing
8.6%inclusion8 decks93 decks
8%synergy
Underworld Connections
7.5%inclusion7 decks93 decks
6%synergy
Phyrexian Arena
5.4%inclusion5 decks93 decks
-34%synergy
Utility Lands
Rogue's Passage
38%inclusion35 decks93 decks
19%synergy
Mortuary Mire
30%inclusion28 decks93 decks
17%synergy
Mudflat Village
29%inclusion24 decks83 decks
26%synergy
Witch's Cottage
23%inclusion21 decks93 decks
-2%synergy
Access Tunnel
23%inclusion21 decks93 decks
20%synergy
Barren Moor
15%inclusion14 decks93 decks
5%synergy
Memorial to Folly
14%inclusion13 decks93 decks
11%synergy
Karn's Bastion
11%inclusion10 decks93 decks
7%synergy
Hidden Necropolis
8.6%inclusion8 decks93 decks
7%synergy
The Dross Pits
7.5%inclusion7 decks93 decks
6%synergy
Bojuka Bog
7.5%inclusion7 decks93 decks
-39%synergy
Temple of the False God
7.5%inclusion7 decks93 decks
0%synergy
Avishkar Raceway
6.8%inclusion3 decks44 decks
6%synergy
Secret Tunnel
5.6%inclusion1 decks18 decks
4%synergy
Mana Artifacts
Charcoal Diamond
59%inclusion55 decks93 decks
37%synergy
Sol Ring
56%inclusion52 decks93 decks
-30%synergy
Arcane Signet
48%inclusion45 decks93 decks
-13%synergy
Mind Stone
41%inclusion38 decks93 decks
12%synergy
Phyrexian Atlas
35%inclusion33 decks93 decks
35%synergy
Commander's Sphere
19%inclusion18 decks93 decks
11%synergy
Heraldic Banner
15%inclusion14 decks93 decks
10%synergy
Lands
Swamp
100%inclusion93 decks93 decks
5%synergy
Path of Ancestry
46%inclusion43 decks93 decks
41%synergy
Myriad Landscape
27%inclusion25 decks93 decks
1%synergy
Escape Tunnel
16%inclusion15 decks93 decks
15%synergy
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