Living Brain, Mechanical Marvel (Commander)

Alternate Names:

Error-9, Viral NodeError-9, Viral Node

Living Brain, Mechanical Marvel
Rank #3,720
28decks
As CommanderAs CardAverage DeckDecks
Bracket
All12345
Budget
Any$$$$
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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Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Zuko's Exile
75%inclusion6 decks8 decks
67%synergy
The Walls of Ba Sing Se
14%inclusion1 decks7 decks
7%synergy
High Synergy Cards
Iron Spider, Stark Upgrade
50%inclusion14 decks28 decks
45%synergy
Access Tunnel
46%inclusion13 decks28 decks
44%synergy
Chief of the Foundry
54%inclusion15 decks28 decks
43%synergy
Levitating Statue
43%inclusion12 decks28 decks
42%synergy
Steel Overseer
64%inclusion18 decks28 decks
40%synergy
Peter Parker's Camera
43%inclusion12 decks28 decks
40%synergy
Canoptek Spyder
50%inclusion14 decks28 decks
39%synergy
Weatherlight
39%inclusion11 decks28 decks
37%synergy
Traxos, Scourge of Kroog
43%inclusion12 decks28 decks
37%synergy
Lithoform Engine
43%inclusion12 decks28 decks
35%synergy
Top Cards
Foundry Inspector
75%inclusion21 decks28 decks
28%synergy
Forsaken Monument
68%inclusion19 decks28 decks
-21%synergy
Null Elemental Blast
64%inclusion18 decks28 decks
5%synergy
Palladium Myr
64%inclusion18 decks28 decks
-7%synergy
All Is Dust
57%inclusion16 decks28 decks
-30%synergy
Echoes of Eternity
54%inclusion15 decks28 decks
-6%synergy
Mystic Forge
54%inclusion15 decks28 decks
-22%synergy
Unwinding Clock
46%inclusion13 decks28 decks
7%synergy
Glaring Fleshraker
46%inclusion13 decks28 decks
-10%synergy
Clock of Omens
43%inclusion12 decks28 decks
30%synergy
Game Changers
Ancient Tomb
11%inclusion3 decks28 decks
-23%synergy
The One Ring
11%inclusion3 decks28 decks
-17%synergy
Field of the Dead
7.1%inclusion2 decks28 decks
-4%synergy
Creatures
Patchwork Automaton
39%inclusion11 decks28 decks
28%synergy
Cyberman Patrol
39%inclusion11 decks28 decks
34%synergy
Jhoira's Familiar
39%inclusion11 decks28 decks
6%synergy
Solemn Simulacrum
36%inclusion10 decks28 decks
-19%synergy
Cybermen Squadron
36%inclusion10 decks28 decks
27%synergy
Ultima, Origin of Oblivion
36%inclusion10 decks28 decks
-2%synergy
Darksteel Juggernaut
32%inclusion9 decks28 decks
24%synergy
Liberator, Urza's Battlethopter
32%inclusion9 decks28 decks
-13%synergy
Voltaic Servant
32%inclusion9 decks28 decks
27%synergy
PuPu UFO
32%inclusion9 decks28 decks
27%synergy
Marketback Walker
29%inclusion8 decks28 decks
21%synergy
Junk Diver
29%inclusion8 decks28 decks
15%synergy
Scrap Trawler
29%inclusion8 decks28 decks
4%synergy
Scrawling Crawler
29%inclusion8 decks28 decks
20%synergy
Automated Artificer
29%inclusion8 decks28 decks
23%synergy
Virulent Silencer
29%inclusion8 decks28 decks
25%synergy
Crashing Drawbridge
25%inclusion7 decks28 decks
3%synergy
Stonecoil Serpent
25%inclusion7 decks28 decks
4%synergy
Scrapyard Recombiner
25%inclusion7 decks28 decks
18%synergy
Surge Conductor
25%inclusion7 decks28 decks
15%synergy
Shimmer Myr
25%inclusion7 decks28 decks
5%synergy
Abstruse Archaic
21%inclusion6 decks28 decks
-8%synergy
Marvin, Murderous Mimic
21%inclusion6 decks28 decks
15%synergy
Drillworks Mole
21%inclusion6 decks28 decks
17%synergy
Threefold Thunderhulk
21%inclusion6 decks28 decks
6%synergy
Hangarback Walker
21%inclusion6 decks28 decks
2%synergy
Voltaic Construct
21%inclusion6 decks28 decks
15%synergy
Survey Mechan
21%inclusion6 decks28 decks
19%synergy
Graaz, Unstoppable Juggernaut
21%inclusion6 decks28 decks
19%synergy
Cogwork Assembler
18%inclusion5 decks28 decks
17%synergy
Plague Myr
18%inclusion5 decks28 decks
8%synergy
Metalwork Colossus
18%inclusion5 decks28 decks
-11%synergy
It That Heralds the End
18%inclusion5 decks28 decks
-22%synergy
Meteor Golem
18%inclusion5 decks28 decks
-18%synergy
Towashi Guide-Bot
14%inclusion4 decks28 decks
10%synergy
Cryptic Trilobite
14%inclusion4 decks28 decks
9%synergy
Ornithopter of Paradise
14%inclusion4 decks28 decks
-17%synergy
Golden Guardian
14%inclusion4 decks28 decks
12%synergy
Steel Hellkite
14%inclusion4 decks28 decks
-10%synergy
Sandstone Oracle
14%inclusion4 decks28 decks
7%synergy
Shambling Suit
14%inclusion4 decks28 decks
13%synergy
Ferropede
14%inclusion4 decks28 decks
14%synergy
Platinum Angel
14%inclusion4 decks28 decks
0%synergy
Myr Battlesphere
14%inclusion4 decks28 decks
-5%synergy
Phyrexian Triniform
14%inclusion4 decks28 decks
1%synergy
Dauntless Scrapbot
14%inclusion4 decks28 decks
12%synergy
Chrome Companion
14%inclusion4 decks28 decks
13%synergy
Kuldotha Forgemaster
14%inclusion4 decks28 decks
0%synergy
Karn, Legacy Reforged
14%inclusion4 decks28 decks
0%synergy
Hedron Crawler
11%inclusion3 decks28 decks
-12%synergy
Instants
Eldritch Immunity
43%inclusion12 decks28 decks
2%synergy
Warping Wail
39%inclusion11 decks28 decks
-19%synergy
Scour from Existence
25%inclusion7 decks28 decks
-1%synergy
Spatial Contortion
21%inclusion6 decks28 decks
1%synergy
Kozilek's Command
18%inclusion5 decks28 decks
-21%synergy
Eldrazi Confluence
14%inclusion4 decks28 decks
-12%synergy
Titan's Presence
11%inclusion3 decks28 decks
-38%synergy
Desecrate Reality
7.1%inclusion2 decks28 decks
-38%synergy
Sorceries
Introduction to Annihilation
29%inclusion8 decks28 decks
11%synergy
Environmental Sciences
25%inclusion7 decks28 decks
16%synergy
Introduction to Prophecy
21%inclusion6 decks28 decks
8%synergy
Selective Obliteration
21%inclusion6 decks28 decks
-3%synergy
Gruesome Slaughter
18%inclusion5 decks28 decks
4%synergy
Expanded Anatomy
11%inclusion3 decks28 decks
7%synergy
Utility Artifacts
Voltaic Key
39%inclusion11 decks28 decks
18%synergy
Sculpting Steel
39%inclusion11 decks28 decks
8%synergy
Darksteel Pendant
36%inclusion10 decks28 decks
35%synergy
Cybership
36%inclusion10 decks28 decks
35%synergy
The Millennium Calendar
32%inclusion9 decks28 decks
29%synergy
Trading Post
32%inclusion9 decks28 decks
20%synergy
Brotherhood Vertibird
32%inclusion9 decks28 decks
31%synergy
Reckoner Bankbuster
32%inclusion9 decks28 decks
30%synergy
Strionic Resonator
32%inclusion9 decks28 decks
26%synergy
Nutrient Block
32%inclusion9 decks28 decks
31%synergy
Manifold Key
29%inclusion8 decks28 decks
-5%synergy
Darksteel Brute
25%inclusion7 decks28 decks
25%synergy
Helm of the Host
25%inclusion7 decks28 decks
15%synergy
Dawnsire, Sunstar Dreadnought
25%inclusion7 decks28 decks
20%synergy
Raiders' Karve
21%inclusion6 decks28 decks
21%synergy
Cloud Key
21%inclusion6 decks28 decks
-5%synergy
The Regalia
21%inclusion6 decks28 decks
18%synergy
Sensei's Divining Top
18%inclusion5 decks28 decks
-7%synergy
Throne of Empires
18%inclusion5 decks28 decks
17%synergy
Scepter of Empires
18%inclusion5 decks28 decks
18%synergy
Smuggler's Copter
18%inclusion5 decks28 decks
16%synergy
Mirage Mirror
18%inclusion5 decks28 decks
-11%synergy
Extinguisher Battleship
18%inclusion5 decks28 decks
8%synergy
Darksteel Forge
18%inclusion5 decks28 decks
-4%synergy
Crown of Empires
18%inclusion5 decks28 decks
18%synergy
The Endstone
18%inclusion5 decks28 decks
3%synergy
Chimil, the Inner Sun
14%inclusion4 decks28 decks
-10%synergy
Darksteel Relic
14%inclusion4 decks28 decks
14%synergy
Prototype Portal
14%inclusion4 decks28 decks
12%synergy
Mazemind Tome
14%inclusion4 decks28 decks
5%synergy
Leyline Axe
14%inclusion4 decks28 decks
12%synergy
Rolling Hamsphere
14%inclusion4 decks28 decks
11%synergy
Mind's Eye
14%inclusion4 decks28 decks
-13%synergy
Lux Cannon
14%inclusion4 decks28 decks
12%synergy
Mirrorworks
14%inclusion4 decks28 decks
6%synergy
Mobile Homestead
14%inclusion4 decks28 decks
14%synergy
Nexus of Becoming
11%inclusion3 decks28 decks
7%synergy
Chaos Wand
11%inclusion3 decks28 decks
10%synergy
Portal to Phyrexia
11%inclusion3 decks28 decks
-13%synergy
Jar of Eyeballs
11%inclusion3 decks28 decks
11%synergy
Midnight Crusader Shuttle
11%inclusion3 decks28 decks
11%synergy
Wayfarer's Bauble
11%inclusion3 decks28 decks
-2%synergy
Nuisance Engine
11%inclusion3 decks28 decks
8%synergy
Soul Foundry
11%inclusion3 decks28 decks
10%synergy
Nevinyrral's Disk
11%inclusion3 decks28 decks
-1%synergy
Recon Craft Theta
11%inclusion3 decks28 decks
9%synergy
Mirror of the Forebears
11%inclusion3 decks28 decks
10%synergy
Retrofitter Foundry
11%inclusion3 decks28 decks
7%synergy
Darksteel Reactor
11%inclusion3 decks28 decks
10%synergy
Idol of False Gods
11%inclusion3 decks28 decks
-2%synergy
Planeswalkers
Ugin, the Ineffable
29%inclusion8 decks28 decks
-51%synergy
Karn, Living Legacy
21%inclusion6 decks28 decks
8%synergy
Ugin, Eye of the Storms
11%inclusion3 decks28 decks
-40%synergy
Tezzeret, Cruel Captain
11%inclusion3 decks28 decks
-6%synergy
Utility Lands
Darksteel Citadel
64%inclusion18 decks28 decks
18%synergy
Buried Ruin
61%inclusion17 decks28 decks
8%synergy
Urza's Tower
57%inclusion16 decks28 decks
-28%synergy
Urza's Mine
57%inclusion16 decks28 decks
-28%synergy
Urza's Power Plant
57%inclusion16 decks28 decks
-28%synergy
War Room
54%inclusion15 decks28 decks
-16%synergy
Rogue's Passage
54%inclusion15 decks28 decks
-13%synergy
Shrine of the Forsaken Gods
50%inclusion14 decks28 decks
-28%synergy
Temple of the False God
43%inclusion12 decks28 decks
-15%synergy
Zhalfirin Void
39%inclusion11 decks28 decks
0%synergy
Inventors' Fair
39%inclusion11 decks28 decks
-2%synergy
Reliquary Tower
39%inclusion11 decks28 decks
-24%synergy
Urza's Factory
32%inclusion9 decks28 decks
5%synergy
Guildless Commons
32%inclusion9 decks28 decks
-8%synergy
Muraganda Raceway
32%inclusion9 decks28 decks
12%synergy
Adventurer's Inn
32%inclusion9 decks28 decks
20%synergy
Ruins of Oran-Rief
29%inclusion8 decks28 decks
11%synergy
Eden, Seat of the Sanctum
29%inclusion8 decks28 decks
22%synergy
Mirrorpool
25%inclusion7 decks28 decks
0%synergy
Radiant Fountain
25%inclusion7 decks28 decks
5%synergy
Urza's Workshop
25%inclusion7 decks28 decks
-23%synergy
Homeward Path
25%inclusion7 decks28 decks
8%synergy
Secluded Starforge
25%inclusion7 decks28 decks
17%synergy
Treasure Vault
21%inclusion6 decks28 decks
7%synergy
Sea Gate Wreckage
21%inclusion6 decks28 decks
-10%synergy
Avishkar Raceway
21%inclusion6 decks28 decks
16%synergy
Blast Zone
18%inclusion5 decks28 decks
-23%synergy
Arch of Orazca
18%inclusion5 decks28 decks
-17%synergy
Fomori Vault
18%inclusion5 decks28 decks
1%synergy
Inkmoth Nexus
18%inclusion5 decks28 decks
12%synergy
Arid Archway
18%inclusion5 decks28 decks
9%synergy
Emergence Zone
18%inclusion5 decks28 decks
7%synergy
Urza's Saga
18%inclusion5 decks28 decks
-21%synergy
Thespian's Stage
18%inclusion5 decks28 decks
-18%synergy
Fountainport
18%inclusion5 decks28 decks
7%synergy
Cascading Cataracts
18%inclusion5 decks28 decks
17%synergy
Roadside Reliquary
14%inclusion4 decks28 decks
12%synergy
Karn's Bastion
14%inclusion4 decks28 decks
-2%synergy
Cryptic Caves
14%inclusion4 decks28 decks
8%synergy
Sequestered Stash
14%inclusion4 decks28 decks
10%synergy
Tomb of the Spirit Dragon
11%inclusion3 decks28 decks
-48%synergy
Isolated Watchtower
11%inclusion3 decks28 decks
10%synergy
Spawning Bed
11%inclusion3 decks28 decks
-3%synergy
Basilisk Gate
11%inclusion3 decks28 decks
10%synergy
Gargoyle Castle
11%inclusion3 decks28 decks
9%synergy
Blasted Landscape
11%inclusion3 decks28 decks
-1%synergy
Mishra's Foundry
11%inclusion3 decks28 decks
6%synergy
Ominous Cemetery
11%inclusion3 decks28 decks
5%synergy
Amonkhet Raceway
11%inclusion3 decks28 decks
2%synergy
Bonders' Enclave
11%inclusion3 decks28 decks
-45%synergy
Mana Artifacts
Sol Ring
89%inclusion25 decks28 decks
-5%synergy
Thran Dynamo
54%inclusion15 decks28 decks
-27%synergy
Everflowing Chalice
50%inclusion14 decks28 decks
-8%synergy
Mind Stone
50%inclusion14 decks28 decks
-23%synergy
Hedron Archive
43%inclusion12 decks28 decks
-27%synergy
Basalt Monolith
39%inclusion11 decks28 decks
-7%synergy
Thought Vessel
36%inclusion10 decks28 decks
-28%synergy
Darksteel Ingot
29%inclusion8 decks28 decks
25%synergy
Worn Powerstone
25%inclusion7 decks28 decks
-29%synergy
The Eternity Elevator
25%inclusion7 decks28 decks
-5%synergy
Endurance Bobblehead
21%inclusion6 decks28 decks
21%synergy
Strength Bobblehead
21%inclusion6 decks28 decks
21%synergy
Sonic Screwdriver
21%inclusion6 decks28 decks
12%synergy
Charisma Bobblehead
21%inclusion6 decks28 decks
21%synergy
Stonespeaker Crystal
21%inclusion6 decks28 decks
1%synergy
All-Fates Scroll
21%inclusion6 decks28 decks
16%synergy
Dreamstone Hedron
18%inclusion5 decks28 decks
-30%synergy
Intelligence Bobblehead
18%inclusion5 decks28 decks
17%synergy
Agility Bobblehead
18%inclusion5 decks28 decks
17%synergy
Luck Bobblehead
18%inclusion5 decks28 decks
17%synergy
Perception Bobblehead
18%inclusion5 decks28 decks
17%synergy
Ur-Golem's Eye
18%inclusion5 decks28 decks
12%synergy
Arcane Signet
14%inclusion4 decks28 decks
7%synergy
Aetheric Amplifier
14%inclusion4 decks28 decks
11%synergy
Sisay's Ring
14%inclusion4 decks28 decks
4%synergy
Slagstone Refinery
14%inclusion4 decks28 decks
12%synergy
Liquimetal Torque
14%inclusion4 decks28 decks
-5%synergy
Ring of the Lucii
14%inclusion4 decks28 decks
7%synergy
Commander's Sphere
11%inclusion3 decks28 decks
7%synergy
Staff of Compleation
11%inclusion3 decks28 decks
6%synergy
Ebony Fly
11%inclusion3 decks28 decks
9%synergy
Unstable Obelisk
7.1%inclusion2 decks28 decks
-10%synergy
Pristine Talisman
7.1%inclusion2 decks28 decks
-2%synergy
The Aetherspark
7.1%inclusion2 decks28 decks
0%synergy
Vexing Puzzlebox
7.1%inclusion2 decks28 decks
6%synergy
Gilded Lotus
7.1%inclusion2 decks28 decks
-9%synergy
Chromatic Orrery
7.1%inclusion2 decks28 decks
-2%synergy
Prismatic Lens
7.1%inclusion2 decks28 decks
-4%synergy
Thran Turbine
7.1%inclusion2 decks28 decks
7%synergy
Tablet of Compleation
7.1%inclusion2 decks28 decks
7%synergy
Fractured Powerstone
7.1%inclusion2 decks28 decks
2%synergy
The Mightstone and Weakstone
7.1%inclusion2 decks28 decks
-3%synergy
Lands
Wastes
82%inclusion23 decks28 decks
-3%synergy
The Mycosynth Gardens
50%inclusion14 decks28 decks
20%synergy
Hidden Grotto
36%inclusion10 decks28 decks
23%synergy
Hall of Tagsin
36%inclusion10 decks28 decks
25%synergy
Urza's Cave
32%inclusion9 decks28 decks
-17%synergy
Conduit Pylons
32%inclusion9 decks28 decks
20%synergy
Snow-Covered Wastes
25%inclusion7 decks28 decks
13%synergy
Talon Gates of Madara
25%inclusion7 decks28 decks
14%synergy
Demolition Field
25%inclusion7 decks28 decks
12%synergy
Crystal Grotto
25%inclusion7 decks28 decks
6%synergy
Myriad Landscape
21%inclusion6 decks28 decks
11%synergy
Power Depot
21%inclusion6 decks28 decks
18%synergy
Planar Nexus
14%inclusion4 decks28 decks
-5%synergy
Gond Gate
14%inclusion4 decks28 decks
14%synergy
Ash Barrens
14%inclusion4 decks28 decks
5%synergy
Horizon of Progress
14%inclusion4 decks28 decks
13%synergy
Abstergo Entertainment
14%inclusion4 decks28 decks
4%synergy
Capital City
14%inclusion4 decks28 decks
11%synergy
Exotic Orchard
11%inclusion3 decks28 decks
9%synergy
Heap Gate
11%inclusion3 decks28 decks
10%synergy
Mirrex
11%inclusion3 decks28 decks
1%synergy
Scene of the Crime
11%inclusion3 decks28 decks
8%synergy
Cave of Temptation
11%inclusion3 decks28 decks
8%synergy
The Grey Havens
11%inclusion3 decks28 decks
-3%synergy
Plaza of Heroes
7.1%inclusion2 decks28 decks
2%synergy
Holdout Settlement
7.1%inclusion2 decks28 decks
6%synergy
Study Hall
7.1%inclusion2 decks28 decks
6%synergy
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