Marrow-Gnawer (Commander) - Core Rat Colony

Marrow-Gnawer
Rank #131
8decks
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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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Enchantments
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Utility Lands
Mana Artifacts
Lands
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Herald's Horn
100%inclusion8 decks8 decks
94%synergy
Karumonix, the Rat King
88%inclusion7 decks8 decks
83%synergy
Rat Colony
88%inclusion7 decks8 decks
82%synergy
Swarmyard
88%inclusion7 decks8 decks
82%synergy
Pack Rat
88%inclusion7 decks8 decks
81%synergy
Piper of the Swarm
88%inclusion7 decks8 decks
81%synergy
Ogre Slumlord
88%inclusion7 decks8 decks
77%synergy
Echoing Return
63%inclusion5 decks8 decks
59%synergy
Thrumming Stone
63%inclusion5 decks8 decks
59%synergy
Patriarch's Bidding
63%inclusion5 decks8 decks
58%synergy
Top Cards
Skullclamp
75%inclusion6 decks8 decks
53%synergy
Bontu's Monument
75%inclusion6 decks8 decks
47%synergy
Jet Medallion
75%inclusion6 decks8 decks
13%synergy
Phyrexian Arena
75%inclusion6 decks8 decks
35%synergy
Dark Ritual
63%inclusion5 decks8 decks
-4%synergy
Kindred Dominance
63%inclusion5 decks8 decks
58%synergy
Black Market Connections
63%inclusion5 decks8 decks
39%synergy
Revenge of the Rats
50%inclusion4 decks8 decks
47%synergy
Ayara, First of Locthwain
50%inclusion4 decks8 decks
24%synergy
Swarmyard Massacre
50%inclusion4 decks8 decks
48%synergy
Creatures
Species Specialist
50%inclusion4 decks8 decks
47%synergy
Persistent Marshstalker
50%inclusion4 decks8 decks
47%synergy
Lord Skitter, Sewer King
50%inclusion4 decks8 decks
42%synergy
Valley Rotcaller
38%inclusion3 decks8 decks
35%synergy
Ashcoat of the Shadow Swarm
38%inclusion3 decks8 decks
34%synergy
Crypt Ghast
38%inclusion3 decks8 decks
-10%synergy
Ratcatcher
38%inclusion3 decks8 decks
34%synergy
Mirkwood Bats
25%inclusion2 decks8 decks
16%synergy
Crypt Rats
25%inclusion2 decks8 decks
20%synergy
Crashing Drawbridge
25%inclusion2 decks8 decks
23%synergy
Swarm of Rats
25%inclusion2 decks8 decks
22%synergy
Chittering Witch
25%inclusion2 decks8 decks
21%synergy
Nashi, Moon Sage's Scion
25%inclusion2 decks8 decks
21%synergy
Patron of the Nezumi
13%inclusion1 decks8 decks
12%synergy
Nezumi Graverobber
13%inclusion1 decks8 decks
11%synergy
Gutter Skulk
13%inclusion1 decks8 decks
12%synergy
Burglar Rat
13%inclusion1 decks8 decks
2%synergy
Morbid Opportunist
13%inclusion1 decks8 decks
-11%synergy
Ruthless Radrat
13%inclusion1 decks8 decks
12%synergy
Tangled Colony
13%inclusion1 decks8 decks
9%synergy
Lord Skitter's Butcher
13%inclusion1 decks8 decks
9%synergy
Diseased Vermin
13%inclusion1 decks8 decks
12%synergy
Skullsnatcher
13%inclusion1 decks8 decks
12%synergy
Throat Slitter
13%inclusion1 decks8 decks
11%synergy
Ink-Eyes, Servant of Oni
13%inclusion1 decks8 decks
9%synergy
Boggart Trawler
13%inclusion1 decks8 decks
4%synergy
Zulaport Cutthroat
13%inclusion1 decks8 decks
-11%synergy
Engine Rat
13%inclusion1 decks8 decks
11%synergy
Chittering Skitterling
13%inclusion1 decks8 decks
12%synergy
Voracious Vermin
13%inclusion1 decks8 decks
9%synergy
Nezumi Prowler
13%inclusion1 decks8 decks
11%synergy
Blightbelly Rat
13%inclusion1 decks8 decks
9%synergy
Pestilence Rats
13%inclusion1 decks8 decks
10%synergy
Septic Rats
13%inclusion1 decks8 decks
11%synergy
K'rrik, Son of Yawgmoth
13%inclusion1 decks8 decks
-7%synergy
Disease Carriers
13%inclusion1 decks8 decks
12%synergy
Gnat Miser
13%inclusion1 decks8 decks
10%synergy
Okiba-Gang Shinobi
13%inclusion1 decks8 decks
12%synergy
Ruin Rat
13%inclusion1 decks8 decks
11%synergy
Ichor Rats
13%inclusion1 decks8 decks
9%synergy
Old Flitterfang
13%inclusion1 decks8 decks
11%synergy
Instants
Withering Torment
50%inclusion4 decks8 decks
18%synergy
Archenemy's Charm
43%inclusion3 decks7 decks
34%synergy
Deadly Rollick
38%inclusion3 decks8 decks
13%synergy
Imp's Mischief
38%inclusion3 decks8 decks
13%synergy
Infernal Grasp
38%inclusion3 decks8 decks
12%synergy
Corrupted Conviction
38%inclusion3 decks8 decks
25%synergy
Go for the Throat
25%inclusion2 decks8 decks
2%synergy
Village Rites
25%inclusion2 decks8 decks
0%synergy
Defile
25%inclusion2 decks8 decks
-12%synergy
Cabal Ritual
25%inclusion2 decks8 decks
7%synergy
Hagra Mauling
13%inclusion1 decks8 decks
8%synergy
Hero's Downfall
13%inclusion1 decks8 decks
6%synergy
Fell the Profane
13%inclusion1 decks8 decks
-6%synergy
Force of Despair
13%inclusion1 decks8 decks
5%synergy
Thrilling Encore
13%inclusion1 decks8 decks
11%synergy
Snuff Out
13%inclusion1 decks8 decks
0%synergy
Rat Out
13%inclusion1 decks8 decks
11%synergy
Deadly Dispute
13%inclusion1 decks8 decks
-13%synergy
Flare of Malice
13%inclusion1 decks8 decks
-1%synergy
Culling the Weak
13%inclusion1 decks8 decks
-3%synergy
Supernatural Stamina
13%inclusion1 decks8 decks
5%synergy
Withering Boon
13%inclusion1 decks8 decks
8%synergy
Bitter Triumph
13%inclusion1 decks8 decks
3%synergy
Raise the Draugr
13%inclusion1 decks8 decks
12%synergy
Darkness
13%inclusion1 decks8 decks
3%synergy
Murder
13%inclusion1 decks8 decks
2%synergy
Foul-Tongue Shriek
13%inclusion1 decks8 decks
11%synergy
Malakir Rebirth
13%inclusion1 decks8 decks
-10%synergy
Plumb the Forbidden
13%inclusion1 decks8 decks
8%synergy
Lethal Scheme
13%inclusion1 decks8 decks
10%synergy
Saw in Half
13%inclusion1 decks8 decks
4%synergy
Feign Death
13%inclusion1 decks8 decks
4%synergy
Tragic Slip
13%inclusion1 decks8 decks
-8%synergy
Sorceries
Feed the Swarm
50%inclusion4 decks8 decks
-1%synergy
Night's Whisper
50%inclusion4 decks8 decks
25%synergy
Read the Bones
38%inclusion3 decks8 decks
20%synergy
Bloodline Bidding
33%inclusion1 decks3 decks
29%synergy
Diabolic Intent
25%inclusion2 decks8 decks
10%synergy
Victimize
25%inclusion2 decks8 decks
-2%synergy
Bubbling Muck
25%inclusion2 decks8 decks
9%synergy
Living Death
25%inclusion2 decks8 decks
15%synergy
Sign in Blood
25%inclusion2 decks8 decks
-11%synergy
Damnation
25%inclusion2 decks8 decks
4%synergy
Crippling Fear
25%inclusion2 decks8 decks
22%synergy
Pact of the Serpent
25%inclusion2 decks8 decks
23%synergy
Bankrupt in Blood
13%inclusion1 decks8 decks
12%synergy
Temporal Extortion
13%inclusion1 decks8 decks
10%synergy
Diabolic Tutor
13%inclusion1 decks8 decks
-2%synergy
Torment of Hailfire
13%inclusion1 decks8 decks
-3%synergy
Haunting Voyage
13%inclusion1 decks8 decks
11%synergy
Return from Extinction
13%inclusion1 decks8 decks
12%synergy
Unearth
13%inclusion1 decks8 decks
4%synergy
Infectious Inquiry
13%inclusion1 decks8 decks
10%synergy
Buried Alive
13%inclusion1 decks8 decks
1%synergy
Reanimate
13%inclusion1 decks8 decks
-27%synergy
In Garruk's Wake
13%inclusion1 decks8 decks
8%synergy
Diresight
13%inclusion1 decks8 decks
9%synergy
Syphon Mind
13%inclusion1 decks8 decks
0%synergy
Lab Rats
13%inclusion1 decks8 decks
12%synergy
Gruesome Fate
13%inclusion1 decks8 decks
10%synergy
Eaten Alive
13%inclusion1 decks8 decks
9%synergy
Plague of Vermin
13%inclusion1 decks8 decks
10%synergy
Secret Salvage
13%inclusion1 decks8 decks
11%synergy
Utility Artifacts
Chronicle of Victory
67%inclusion2 decks3 decks
64%synergy
Swiftfoot Boots
38%inclusion3 decks8 decks
6%synergy
Lightning Greaves
38%inclusion3 decks8 decks
4%synergy
Thousand-Year Elixir
25%inclusion2 decks8 decks
23%synergy
Whip of Erebos
25%inclusion2 decks8 decks
14%synergy
Banner of Kinship
25%inclusion2 decks8 decks
23%synergy
Sting, the Glinting Dagger
25%inclusion2 decks8 decks
23%synergy
The Darkness Crystal
14%inclusion1 decks7 decks
-6%synergy
Cloud Key
13%inclusion1 decks8 decks
11%synergy
Mirror Box
13%inclusion1 decks8 decks
12%synergy
Mithril Coat
13%inclusion1 decks8 decks
7%synergy
Sword of the Squeak
13%inclusion1 decks8 decks
12%synergy
Haunted Cloak
13%inclusion1 decks8 decks
12%synergy
Vanquisher's Banner
13%inclusion1 decks8 decks
8%synergy
Phyrexian Altar
13%inclusion1 decks8 decks
-1%synergy
Door of Destinies
13%inclusion1 decks8 decks
10%synergy
Cryptic Gateway
13%inclusion1 decks8 decks
12%synergy
Locket of Yesterdays
13%inclusion1 decks8 decks
12%synergy
Thornbite Staff
13%inclusion1 decks8 decks
10%synergy
Basilisk Collar
13%inclusion1 decks8 decks
10%synergy
Hero's Heirloom
13%inclusion1 decks8 decks
12%synergy
Enchantments
Black Market
25%inclusion2 decks8 decks
4%synergy
Haunted One
25%inclusion2 decks8 decks
22%synergy
Grave Pact
25%inclusion2 decks8 decks
6%synergy
Cover of Darkness
25%inclusion2 decks8 decks
22%synergy
Vampiric Rites
13%inclusion1 decks8 decks
7%synergy
Dictate of Erebos
13%inclusion1 decks8 decks
2%synergy
Tribute to Horobi
13%inclusion1 decks8 decks
11%synergy
The Toymaker's Trap
13%inclusion1 decks8 decks
12%synergy
Necrotic Plague
13%inclusion1 decks8 decks
12%synergy
Infernal Tribute
13%inclusion1 decks8 decks
12%synergy
No Mercy
13%inclusion1 decks8 decks
5%synergy
Oubliette
13%inclusion1 decks8 decks
10%synergy
Bastion of Remembrance
13%inclusion1 decks8 decks
-4%synergy
Dark Prophecy
13%inclusion1 decks8 decks
9%synergy
Planeswalkers
Liliana of the Dark Realms
13%inclusion1 decks8 decks
-2%synergy
Utility Lands
Bojuka Bog
75%inclusion6 decks8 decks
28%synergy
Cabal Stronghold
50%inclusion4 decks8 decks
15%synergy
War Room
50%inclusion4 decks8 decks
34%synergy
Mudflat Village
50%inclusion4 decks8 decks
47%synergy
Three Tree City
50%inclusion4 decks8 decks
45%synergy
Cabal Coffers
38%inclusion3 decks8 decks
-17%synergy
Midgar, City of Mako
29%inclusion2 decks7 decks
17%synergy
Susur Secundi, Void Altar
29%inclusion2 decks7 decks
21%synergy
Crypt of Agadeem
25%inclusion2 decks8 decks
14%synergy
Witch's Cottage
25%inclusion2 decks8 decks
0%synergy
Nykthos, Shrine to Nyx
25%inclusion2 decks8 decks
-5%synergy
Castle Locthwain
25%inclusion2 decks8 decks
8%synergy
Reliquary Tower
25%inclusion2 decks8 decks
-5%synergy
Urborg, Tomb of Yawgmoth
25%inclusion2 decks8 decks
-13%synergy
Rogue's Passage
25%inclusion2 decks8 decks
6%synergy
Wasteland
13%inclusion1 decks8 decks
11%synergy
Zhalfirin Void
13%inclusion1 decks8 decks
12%synergy
Phyrexian Tower
13%inclusion1 decks8 decks
-13%synergy
Mortuary Mire
13%inclusion1 decks8 decks
-1%synergy
Buried Ruin
13%inclusion1 decks8 decks
7%synergy
Spymaster's Vault
13%inclusion1 decks8 decks
3%synergy
Polluted Mire
13%inclusion1 decks8 decks
9%synergy
Mikokoro, Center of the Sea
13%inclusion1 decks8 decks
10%synergy
Takenuma, Abandoned Mire
13%inclusion1 decks8 decks
-3%synergy
Bonders' Enclave
13%inclusion1 decks8 decks
12%synergy
Mana Artifacts
Sol Ring
88%inclusion7 decks8 decks
2%synergy
Arcane Signet
63%inclusion5 decks8 decks
1%synergy
Patchwork Banner
63%inclusion5 decks8 decks
58%synergy
Patriar's Seal
63%inclusion5 decks8 decks
60%synergy
Charcoal Diamond
25%inclusion2 decks8 decks
3%synergy
Thought Vessel
25%inclusion2 decks8 decks
-1%synergy
Mind Stone
25%inclusion2 decks8 decks
-4%synergy
The Soul Stone
14%inclusion1 decks7 decks
0%synergy
Caged Sun
13%inclusion1 decks8 decks
1%synergy
Coldsteel Heart
13%inclusion1 decks8 decks
11%synergy
Heraldic Banner
13%inclusion1 decks8 decks
7%synergy
Fellwar Stone
13%inclusion1 decks8 decks
-2%synergy
Sceptre of Eternal Glory
13%inclusion1 decks8 decks
4%synergy
Nyx Lotus
13%inclusion1 decks8 decks
6%synergy
Extraplanar Lens
13%inclusion1 decks8 decks
8%synergy
Lands
Swamp
88%inclusion7 decks8 decks
-8%synergy
Cavern of Souls
50%inclusion4 decks8 decks
43%synergy
Path of Ancestry
50%inclusion4 decks8 decks
45%synergy
Myriad Landscape
38%inclusion3 decks8 decks
12%synergy
Hagra Mauling
13%inclusion1 decks8 decks
8%synergy
Fell the Profane
13%inclusion1 decks8 decks
-6%synergy
Command Tower
13%inclusion1 decks8 decks
7%synergy
Conduit Pylons
13%inclusion1 decks8 decks
12%synergy
Hidden Grotto
13%inclusion1 decks8 decks
12%synergy
Boggart Trawler
13%inclusion1 decks8 decks
4%synergy
Malakir Rebirth
13%inclusion1 decks8 decks
-10%synergy
Gemstone Caverns
13%inclusion1 decks8 decks
8%synergy
Snow-Covered Swamp
13%inclusion1 decks8 decks
6%synergy
Crystal Grotto
13%inclusion1 decks8 decks
12%synergy
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