Living Brain, Mechanical Marvel (Commander)

Alternate Names:

Error-9, Viral NodeError-9, Viral Node

Living Brain, Mechanical Marvel
Rank #3,450
44decks
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Budget
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Background image for Krang, Master Mind Deck Tech
Steve Heisler
Nov 6, 2025
Steve Heisler
Krang, Master Mind Deck Tech
Krang has waited long for a deck tech to take down those pesky Ninja Turtles! Let's pilot this alien brain to a mono-blue artifact victory.
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Chief of the Foundry
45%inclusion20 decks44 decks
35%synergy
Clock of Omens
48%inclusion21 decks44 decks
34%synergy
Access Tunnel
34%inclusion15 decks44 decks
32%synergy
Iron Spider, Stark Upgrade
36%inclusion16 decks44 decks
30%synergy
Steel Overseer
55%inclusion24 decks44 decks
30%synergy
Weatherlight
32%inclusion14 decks44 decks
30%synergy
Levitating Statue
30%inclusion13 decks44 decks
29%synergy
Lithoform Engine
36%inclusion16 decks44 decks
29%synergy
Peter Parker's Camera
32%inclusion14 decks44 decks
29%synergy
Nutrient Block
27%inclusion12 decks44 decks
26%synergy
Top Cards
Foundry Inspector
70%inclusion31 decks44 decks
23%synergy
Forsaken Monument
66%inclusion29 decks44 decks
-23%synergy
Null Elemental Blast
61%inclusion27 decks44 decks
1%synergy
Palladium Myr
59%inclusion26 decks44 decks
-12%synergy
All Is Dust
52%inclusion23 decks44 decks
-34%synergy
Mystic Forge
50%inclusion22 decks44 decks
-25%synergy
Echoes of Eternity
50%inclusion22 decks44 decks
-10%synergy
Unwinding Clock
43%inclusion19 decks44 decks
4%synergy
Sculpting Steel
41%inclusion18 decks44 decks
10%synergy
Solemn Simulacrum
39%inclusion17 decks44 decks
-16%synergy
Game Changers
Ancient Tomb
14%inclusion6 decks44 decks
-20%synergy
The One Ring
14%inclusion6 decks44 decks
-14%synergy
Mana Vault
9.1%inclusion4 decks44 decks
-17%synergy
Field of the Dead
9.1%inclusion4 decks44 decks
-2%synergy
Grim Monolith
6.8%inclusion3 decks44 decks
-6%synergy
Creatures
Glaring Fleshraker
39%inclusion17 decks44 decks
-18%synergy
Jhoira's Familiar
36%inclusion16 decks44 decks
3%synergy
Canoptek Spyder
34%inclusion15 decks44 decks
23%synergy
Patchwork Automaton
32%inclusion14 decks44 decks
21%synergy
Cyberman Patrol
30%inclusion13 decks44 decks
24%synergy
Traxos, Scourge of Kroog
30%inclusion13 decks44 decks
23%synergy
Junk Diver
30%inclusion13 decks44 decks
16%synergy
Ultima, Origin of Oblivion
30%inclusion13 decks44 decks
-9%synergy
Stonecoil Serpent
27%inclusion12 decks44 decks
6%synergy
Liberator, Urza's Battlethopter
27%inclusion12 decks44 decks
-18%synergy
Cybermen Squadron
27%inclusion12 decks44 decks
18%synergy
Hangarback Walker
27%inclusion12 decks44 decks
8%synergy
Darksteel Juggernaut
27%inclusion12 decks44 decks
19%synergy
Shimmer Myr
27%inclusion12 decks44 decks
7%synergy
Marketback Walker
25%inclusion11 decks44 decks
17%synergy
Abstruse Archaic
25%inclusion11 decks44 decks
-4%synergy
Voltaic Servant
25%inclusion11 decks44 decks
20%synergy
PuPu UFO
25%inclusion11 decks44 decks
20%synergy
Scrap Trawler
25%inclusion11 decks44 decks
0%synergy
Scrapyard Recombiner
25%inclusion11 decks44 decks
18%synergy
Meteor Golem
23%inclusion10 decks44 decks
-12%synergy
Virulent Silencer
23%inclusion10 decks44 decks
20%synergy
Surge Conductor
20%inclusion9 decks44 decks
10%synergy
Steel Hellkite
18%inclusion8 decks44 decks
-5%synergy
It That Heralds the End
18%inclusion8 decks44 decks
-22%synergy
Voltaic Construct
18%inclusion8 decks44 decks
11%synergy
Automated Artificer
18%inclusion8 decks44 decks
13%synergy
Scrawling Crawler
18%inclusion8 decks44 decks
10%synergy
Ornithopter of Paradise
18%inclusion8 decks44 decks
-13%synergy
Survey Mechan
18%inclusion8 decks44 decks
16%synergy
Graaz, Unstoppable Juggernaut
16%inclusion7 decks44 decks
14%synergy
Metalwork Colossus
16%inclusion7 decks44 decks
-13%synergy
Sandstone Oracle
16%inclusion7 decks44 decks
8%synergy
Drillworks Mole
16%inclusion7 decks44 decks
11%synergy
Walking Ballista
16%inclusion7 decks44 decks
-3%synergy
Golden Guardian
16%inclusion7 decks44 decks
14%synergy
Kuldotha Forgemaster
16%inclusion7 decks44 decks
1%synergy
Crashing Drawbridge
14%inclusion6 decks44 decks
-7%synergy
Cogwork Assembler
14%inclusion6 decks44 decks
12%synergy
Clockwork Gnomes
14%inclusion6 decks44 decks
13%synergy
Ornithopter
14%inclusion6 decks44 decks
4%synergy
Threefold Thunderhulk
14%inclusion6 decks44 decks
-2%synergy
Karn, Legacy Reforged
14%inclusion6 decks44 decks
0%synergy
Marvin, Murderous Mimic
11%inclusion5 decks44 decks
5%synergy
Plague Myr
11%inclusion5 decks44 decks
2%synergy
Triplicate Titan
11%inclusion5 decks44 decks
4%synergy
Wandering Archaic
11%inclusion5 decks44 decks
-20%synergy
Skyscanner
11%inclusion5 decks44 decks
9%synergy
Endbringer
11%inclusion5 decks44 decks
-33%synergy
Chrome Companion
11%inclusion5 decks44 decks
10%synergy
Instants
Eldritch Immunity
39%inclusion17 decks44 decks
-3%synergy
Warping Wail
36%inclusion16 decks44 decks
-22%synergy
Zuko's Exile
36%inclusion9 decks25 decks
25%synergy
Scour from Existence
23%inclusion10 decks44 decks
-2%synergy
Titan's Presence
18%inclusion8 decks44 decks
-29%synergy
Kozilek's Command
18%inclusion8 decks44 decks
-21%synergy
Spatial Contortion
16%inclusion7 decks44 decks
-4%synergy
Eldrazi Confluence
9.1%inclusion4 decks44 decks
-17%synergy
Not of This World
6.8%inclusion3 decks44 decks
-43%synergy
Desecrate Reality
6.8%inclusion3 decks44 decks
-37%synergy
Sorceries
Introduction to Annihilation
36%inclusion16 decks44 decks
19%synergy
Gruesome Slaughter
20%inclusion9 decks44 decks
7%synergy
Introduction to Prophecy
18%inclusion8 decks44 decks
5%synergy
Selective Obliteration
18%inclusion8 decks44 decks
-7%synergy
Environmental Sciences
16%inclusion7 decks44 decks
7%synergy
Expanded Anatomy
6.8%inclusion3 decks44 decks
3%synergy
Rise of the Eldrazi
6.8%inclusion3 decks44 decks
-40%synergy
Utility Artifacts
Voltaic Key
39%inclusion17 decks44 decks
16%synergy
Manifold Key
34%inclusion15 decks44 decks
0%synergy
Strionic Resonator
32%inclusion14 decks44 decks
26%synergy
Cloud Key
30%inclusion13 decks44 decks
2%synergy
Trading Post
30%inclusion13 decks44 decks
17%synergy
Mirage Mirror
27%inclusion12 decks44 decks
-1%synergy
Helm of the Host
27%inclusion12 decks44 decks
18%synergy
The Millennium Calendar
25%inclusion11 decks44 decks
22%synergy
Darksteel Pendant
25%inclusion11 decks44 decks
25%synergy
Darksteel Forge
23%inclusion10 decks44 decks
1%synergy
Brotherhood Vertibird
23%inclusion10 decks44 decks
22%synergy
Cybership
23%inclusion10 decks44 decks
22%synergy
Reckoner Bankbuster
20%inclusion9 decks44 decks
18%synergy
The Endstone
18%inclusion8 decks44 decks
4%synergy
Darksteel Relic
18%inclusion8 decks44 decks
18%synergy
Scepter of Empires
18%inclusion8 decks44 decks
18%synergy
Darksteel Brute
18%inclusion8 decks44 decks
18%synergy
Throne of Empires
16%inclusion7 decks44 decks
15%synergy
Mirrorworks
16%inclusion7 decks44 decks
7%synergy
Expedition Map
16%inclusion7 decks44 decks
-21%synergy
Retrofitter Foundry
16%inclusion7 decks44 decks
12%synergy
Dawnsire, Sunstar Dreadnought
16%inclusion7 decks44 decks
11%synergy
Chimil, the Inner Sun
14%inclusion6 decks44 decks
-11%synergy
Soul Foundry
14%inclusion6 decks44 decks
13%synergy
Mind's Eye
14%inclusion6 decks44 decks
-14%synergy
Extinguisher Battleship
14%inclusion6 decks44 decks
4%synergy
Spine of Ish Sah
14%inclusion6 decks44 decks
5%synergy
Staff of Nin
14%inclusion6 decks44 decks
7%synergy
Mazemind Tome
14%inclusion6 decks44 decks
5%synergy
Crown of Empires
14%inclusion6 decks44 decks
13%synergy
Commander's Plate
14%inclusion6 decks44 decks
-19%synergy
Raiders' Karve
14%inclusion6 decks44 decks
13%synergy
Moonsilver Key
14%inclusion6 decks44 decks
-9%synergy
Smuggler's Copter
14%inclusion6 decks44 decks
12%synergy
Rings of Brighthearth
14%inclusion6 decks44 decks
-3%synergy
Portal to Phyrexia
11%inclusion5 decks44 decks
-12%synergy
Prototype Portal
11%inclusion5 decks44 decks
9%synergy
Nevinyrral's Disk
11%inclusion5 decks44 decks
0%synergy
Endless Atlas
11%inclusion5 decks44 decks
4%synergy
Sensei's Divining Top
11%inclusion5 decks44 decks
-14%synergy
Orochi Hatchery
11%inclusion5 decks44 decks
10%synergy
Swiftfoot Boots
11%inclusion5 decks44 decks
-25%synergy
Adventurer's Airship
11%inclusion5 decks44 decks
11%synergy
Wayfarer's Bauble
11%inclusion5 decks44 decks
-1%synergy
Boom Box
11%inclusion5 decks44 decks
11%synergy
Idol of False Gods
11%inclusion5 decks44 decks
-2%synergy
The Regalia
11%inclusion5 decks44 decks
8%synergy
Nexus of Becoming
9.1%inclusion4 decks44 decks
6%synergy
Recon Craft Theta
9.1%inclusion4 decks44 decks
7%synergy
Darksteel Monolith
9.1%inclusion4 decks44 decks
-41%synergy
Planeswalkers
Ugin, the Ineffable
36%inclusion16 decks44 decks
-42%synergy
Karn, Living Legacy
23%inclusion10 decks44 decks
10%synergy
Tezzeret, Cruel Captain
16%inclusion7 decks44 decks
-2%synergy
Ugin, Eye of the Storms
11%inclusion5 decks44 decks
-39%synergy
Karn, the Great Creator
6.8%inclusion3 decks44 decks
-10%synergy
Ugin, the Spirit Dragon
6.8%inclusion3 decks44 decks
-37%synergy
Utility Lands
Darksteel Citadel
66%inclusion29 decks44 decks
19%synergy
Urza's Tower
66%inclusion29 decks44 decks
-19%synergy
Urza's Mine
64%inclusion28 decks44 decks
-21%synergy
Urza's Power Plant
64%inclusion28 decks44 decks
-21%synergy
Buried Ruin
59%inclusion26 decks44 decks
6%synergy
Shrine of the Forsaken Gods
59%inclusion26 decks44 decks
-18%synergy
War Room
50%inclusion22 decks44 decks
-19%synergy
Rogue's Passage
48%inclusion21 decks44 decks
-18%synergy
Temple of the False God
43%inclusion19 decks44 decks
-14%synergy
Urza's Factory
41%inclusion18 decks44 decks
13%synergy
Reliquary Tower
41%inclusion18 decks44 decks
-22%synergy
Inventors' Fair
36%inclusion16 decks44 decks
-5%synergy
Zhalfirin Void
34%inclusion15 decks44 decks
-4%synergy
Muraganda Raceway
34%inclusion15 decks44 decks
14%synergy
Adventurer's Inn
34%inclusion15 decks44 decks
22%synergy
Tomb of the Spirit Dragon
30%inclusion13 decks44 decks
-29%synergy
Radiant Fountain
30%inclusion13 decks44 decks
10%synergy
Guildless Commons
30%inclusion13 decks44 decks
-9%synergy
Blast Zone
27%inclusion12 decks44 decks
-13%synergy
Arch of Orazca
27%inclusion12 decks44 decks
-6%synergy
Sea Gate Wreckage
27%inclusion12 decks44 decks
-2%synergy
Urza's Workshop
25%inclusion11 decks44 decks
-24%synergy
Thespian's Stage
25%inclusion11 decks44 decks
-11%synergy
Eden, Seat of the Sanctum
25%inclusion11 decks44 decks
19%synergy
Mirrorpool
23%inclusion10 decks44 decks
-1%synergy
Ruins of Oran-Rief
23%inclusion10 decks44 decks
6%synergy
Treasure Vault
20%inclusion9 decks44 decks
6%synergy
Bonders' Enclave
20%inclusion9 decks44 decks
-34%synergy
Secluded Starforge
20%inclusion9 decks44 decks
13%synergy
Urza's Saga
20%inclusion9 decks44 decks
-19%synergy
Homeward Path
20%inclusion9 decks44 decks
4%synergy
Fountainport
18%inclusion8 decks44 decks
8%synergy
Karn's Bastion
18%inclusion8 decks44 decks
1%synergy
Fomori Vault
16%inclusion7 decks44 decks
-1%synergy
Arid Archway
16%inclusion7 decks44 decks
7%synergy
Sanctum of Ugin
16%inclusion7 decks44 decks
-25%synergy
Blasted Landscape
16%inclusion7 decks44 decks
4%synergy
Avishkar Raceway
16%inclusion7 decks44 decks
11%synergy
Vesuva
14%inclusion6 decks44 decks
-4%synergy
Scavenger Grounds
14%inclusion6 decks44 decks
-28%synergy
Basilisk Gate
14%inclusion6 decks44 decks
13%synergy
Cryptic Caves
14%inclusion6 decks44 decks
7%synergy
Echoing Deeps
11%inclusion5 decks44 decks
7%synergy
Sequestered Stash
11%inclusion5 decks44 decks
7%synergy
Inkmoth Nexus
11%inclusion5 decks44 decks
6%synergy
Roadside Reliquary
11%inclusion5 decks44 decks
9%synergy
Emergence Zone
11%inclusion5 decks44 decks
1%synergy
Thran Portal
11%inclusion5 decks44 decks
11%synergy
Phyrexia's Core
11%inclusion5 decks44 decks
6%synergy
Cascading Cataracts
11%inclusion5 decks44 decks
10%synergy
Mana Artifacts
Sol Ring
86%inclusion38 decks44 decks
-8%synergy
Thran Dynamo
61%inclusion27 decks44 decks
-19%synergy
Everflowing Chalice
52%inclusion23 decks44 decks
-6%synergy
Mind Stone
52%inclusion23 decks44 decks
-20%synergy
Hedron Archive
45%inclusion20 decks44 decks
-23%synergy
Thought Vessel
41%inclusion18 decks44 decks
-23%synergy
Basalt Monolith
36%inclusion16 decks44 decks
-10%synergy
Worn Powerstone
34%inclusion15 decks44 decks
-19%synergy
Darksteel Ingot
30%inclusion13 decks44 decks
26%synergy
Stonespeaker Crystal
27%inclusion12 decks44 decks
7%synergy
Dreamstone Hedron
25%inclusion11 decks44 decks
-21%synergy
The Eternity Elevator
23%inclusion10 decks44 decks
-8%synergy
Charisma Bobblehead
20%inclusion9 decks44 decks
20%synergy
Sonic Screwdriver
20%inclusion9 decks44 decks
11%synergy
Endurance Bobblehead
20%inclusion9 decks44 decks
20%synergy
Intelligence Bobblehead
18%inclusion8 decks44 decks
17%synergy
Sisay's Ring
18%inclusion8 decks44 decks
8%synergy
Agility Bobblehead
18%inclusion8 decks44 decks
17%synergy
All-Fates Scroll
16%inclusion7 decks44 decks
11%synergy
Liquimetal Torque
16%inclusion7 decks44 decks
-3%synergy
Perception Bobblehead
16%inclusion7 decks44 decks
15%synergy
Strength Bobblehead
16%inclusion7 decks44 decks
15%synergy
Ur-Golem's Eye
16%inclusion7 decks44 decks
10%synergy
Luck Bobblehead
14%inclusion6 decks44 decks
13%synergy
Ring of the Lucii
14%inclusion6 decks44 decks
7%synergy
Commander's Sphere
11%inclusion5 decks44 decks
8%synergy
Arcane Signet
11%inclusion5 decks44 decks
4%synergy
Fellwar Stone
11%inclusion5 decks44 decks
1%synergy
Slagstone Refinery
11%inclusion5 decks44 decks
9%synergy
Staff of Compleation
9.1%inclusion4 decks44 decks
5%synergy
Aetheric Amplifier
9.1%inclusion4 decks44 decks
6%synergy
Gilded Lotus
9.1%inclusion4 decks44 decks
-6%synergy
Mox Opal
9.1%inclusion4 decks44 decks
-4%synergy
Tablet of Compleation
9.1%inclusion4 decks44 decks
9%synergy
The Mightstone and Weakstone
9.1%inclusion4 decks44 decks
-2%synergy
Pristine Talisman
6.8%inclusion3 decks44 decks
-2%synergy
Bonder's Ornament
6.8%inclusion3 decks44 decks
6%synergy
Prismatic Lens
6.8%inclusion3 decks44 decks
-4%synergy
Unstable Obelisk
6.8%inclusion3 decks44 decks
-9%synergy
Ebony Fly
6.8%inclusion3 decks44 decks
5%synergy
Sol Talisman
6.8%inclusion3 decks44 decks
-2%synergy
Fractured Powerstone
6.8%inclusion3 decks44 decks
2%synergy
Lands
Wastes
80%inclusion35 decks44 decks
-5%synergy
The Mycosynth Gardens
41%inclusion18 decks44 decks
11%synergy
Urza's Cave
36%inclusion16 decks44 decks
-13%synergy
Hidden Grotto
32%inclusion14 decks44 decks
19%synergy
Conduit Pylons
32%inclusion14 decks44 decks
20%synergy
Hall of Tagsin
27%inclusion12 decks44 decks
17%synergy
Crystal Grotto
25%inclusion11 decks44 decks
6%synergy
Talon Gates of Madara
20%inclusion9 decks44 decks
9%synergy
Demolition Field
20%inclusion9 decks44 decks
7%synergy
Snow-Covered Wastes
18%inclusion8 decks44 decks
6%synergy
Myriad Landscape
16%inclusion7 decks44 decks
5%synergy
Planar Nexus
16%inclusion7 decks44 decks
-4%synergy
Mirrex
16%inclusion7 decks44 decks
6%synergy
Power Depot
16%inclusion7 decks44 decks
12%synergy
Gond Gate
14%inclusion6 decks44 decks
13%synergy
Heap Gate
14%inclusion6 decks44 decks
13%synergy
Capital City
11%inclusion5 decks44 decks
8%synergy
Ash Barrens
9.1%inclusion4 decks44 decks
0%synergy
Abstergo Entertainment
9.1%inclusion4 decks44 decks
-2%synergy
Scene of the Crime
9.1%inclusion4 decks44 decks
7%synergy
Exotic Orchard
9.1%inclusion4 decks44 decks
8%synergy
Cave of Temptation
9.1%inclusion4 decks44 decks
7%synergy
The Grey Havens
6.8%inclusion3 decks44 decks
-7%synergy
Horizon of Progress
6.8%inclusion3 decks44 decks
5%synergy
Holdout Settlement
6.8%inclusion3 decks44 decks
6%synergy
Crumbling Vestige
6.8%inclusion3 decks44 decks
6%synergy
Captivating Cave
6.8%inclusion3 decks44 decks
4%synergy
Sunken Citadel
6.8%inclusion3 decks44 decks
6%synergy
Gateway Plaza
6.8%inclusion3 decks44 decks
6%synergy
Study Hall
6.8%inclusion3 decks44 decks
6%synergy
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