K-9, Mark I (Commander) - Legends

K-9, Mark I
Rank #3,449
12decks
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Background image for Building Two Legendary Matters Commander Decks
Ciel Collins
May 16, 2025
Ciel Collins
Building Two Legendary Matters Commander Decks
Let's break up the popular WUBRG Legendary Matters archetype into two different dueling Commander deck techs.
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The Mechanist, Aerial Artisan
50%inclusion1 decks2 decks
47%synergy
Lost Days
50%inclusion1 decks2 decks
49%synergy
Forecasting Fortune Teller
50%inclusion1 decks2 decks
50%synergy
Agna Qel'a
50%inclusion1 decks2 decks
42%synergy
The Blue Spirit
50%inclusion1 decks2 decks
49%synergy
High Synergy Cards
Ioreth of the Healing House
92%inclusion11 decks12 decks
88%synergy
Nezahal, Primal Tide
83%inclusion10 decks12 decks
75%synergy
Iymrith, Desert Doom
75%inclusion9 decks12 decks
75%synergy
Rivendell
83%inclusion10 decks12 decks
72%synergy
Callaphe, Beloved of the Sea
67%inclusion8 decks12 decks
65%synergy
Eluge, the Shoreless Sea
73%inclusion8 decks11 decks
64%synergy
Teferi, Mage of Zhalfir
67%inclusion8 decks12 decks
63%synergy
Thassa, God of the Sea
67%inclusion8 decks12 decks
63%synergy
Minamo, School at Water's Edge
75%inclusion9 decks12 decks
63%synergy
Sun Quan, Lord of Wu
58%inclusion7 decks12 decks
58%synergy
Top Cards
Counterspell
83%inclusion10 decks12 decks
17%synergy
Sapphire Medallion
83%inclusion10 decks12 decks
26%synergy
Aetherize
75%inclusion9 decks12 decks
46%synergy
Brainstorm
58%inclusion7 decks12 decks
17%synergy
Kira, Great Glass-Spinner
58%inclusion7 decks12 decks
56%synergy
The Reality Chip
58%inclusion7 decks12 decks
45%synergy
Pongify
50%inclusion6 decks12 decks
10%synergy
Arwen's Gift
50%inclusion6 decks12 decks
50%synergy
Frantic Search
50%inclusion6 decks12 decks
20%synergy
Negate
50%inclusion6 decks12 decks
12%synergy
Game Changers
Cyclonic Rift
67%inclusion8 decks12 decks
32%synergy
Fierce Guardianship
42%inclusion5 decks12 decks
18%synergy
Rhystic Study
25%inclusion3 decks12 decks
-8%synergy
Ancient Tomb
17%inclusion2 decks12 decks
5%synergy
Mystical Tutor
17%inclusion2 decks12 decks
-7%synergy
The One Ring
8.3%inclusion1 decks12 decks
-4%synergy
Creatures
Malcolm, Alluring Scoundrel
50%inclusion6 decks12 decks
45%synergy
Grazilaxx, Illithid Scholar
50%inclusion6 decks12 decks
48%synergy
Piper Wright, Publick Reporter
42%inclusion5 decks12 decks
41%synergy
Thryx, the Sudden Storm
42%inclusion5 decks12 decks
40%synergy
Kairi, the Swirling Sky
42%inclusion5 decks12 decks
41%synergy
Sakashima of a Thousand Faces
42%inclusion5 decks12 decks
36%synergy
Atemsis, All-Seeing
42%inclusion5 decks12 decks
40%synergy
Jin-Gitaxias, Progress Tyrant
42%inclusion5 decks12 decks
34%synergy
Kiora, the Rising Tide
38%inclusion3 decks8 decks
34%synergy
Venser, Shaper Savant
33%inclusion4 decks12 decks
27%synergy
The Mindskinner
33%inclusion3 decks9 decks
31%synergy
Unctus, Grand Metatect
33%inclusion4 decks12 decks
27%synergy
Sakashima the Impostor
33%inclusion4 decks12 decks
30%synergy
Jin-Gitaxias
33%inclusion4 decks12 decks
30%synergy
Lorthos, the Tidemaker
33%inclusion4 decks12 decks
32%synergy
The Peregrine Dynamo
33%inclusion4 decks12 decks
33%synergy
Esior, Wardwing Familiar
33%inclusion4 decks12 decks
30%synergy
Empress Galina
33%inclusion4 decks12 decks
32%synergy
Jin-Gitaxias, Core Augur
33%inclusion4 decks12 decks
28%synergy
Starwinder
33%inclusion1 decks3 decks
30%synergy
Spider-Man 2099, Miguel O'Hara
33%inclusion1 decks3 decks
33%synergy
Solemn Simulacrum
25%inclusion3 decks12 decks
3%synergy
Ulamog, the Ceaseless Hunger
25%inclusion3 decks12 decks
24%synergy
Braids, Conjurer Adept
25%inclusion3 decks12 decks
24%synergy
Cosima, God of the Voyage
25%inclusion3 decks12 decks
24%synergy
Adric, Mathematical Genius
25%inclusion3 decks12 decks
24%synergy
Ulamog, the Infinite Gyre
25%inclusion3 decks12 decks
23%synergy
Baral, Chief of Compliance
25%inclusion3 decks12 decks
13%synergy
Gadwick, the Wizened
25%inclusion3 decks12 decks
21%synergy
Urza, Lord High Artificer
25%inclusion3 decks12 decks
17%synergy
Talrand, Sky Summoner
25%inclusion3 decks12 decks
11%synergy
Ultimecia, Temporal Threat
25%inclusion1 decks4 decks
24%synergy
Ultima, Origin of Oblivion
25%inclusion1 decks4 decks
25%synergy
Gogo, Master of Mimicry
25%inclusion1 decks4 decks
22%synergy
Tangletrove Kelp
17%inclusion2 decks12 decks
16%synergy
Ethereal Investigator
17%inclusion2 decks12 decks
15%synergy
Phyrexian Metamorph
17%inclusion2 decks12 decks
-2%synergy
Curie, Emergent Intelligence
17%inclusion2 decks12 decks
16%synergy
Junk Winder
17%inclusion2 decks12 decks
15%synergy
Martha Jones
17%inclusion2 decks12 decks
16%synergy
Erdwal Illuminator
17%inclusion2 decks12 decks
16%synergy
Floodhound
17%inclusion2 decks12 decks
16%synergy
Slinn Voda, the Rising Deep
17%inclusion2 decks12 decks
16%synergy
Arcanis the Omnipotent
17%inclusion2 decks12 decks
10%synergy
James, Wandering Dad
17%inclusion2 decks12 decks
16%synergy
Tromokratis
17%inclusion2 decks12 decks
15%synergy
Volo, Itinerant Scholar
17%inclusion2 decks12 decks
17%synergy
Forensic Gadgeteer
17%inclusion2 decks12 decks
7%synergy
Malcolm, Keen-Eyed Navigator
17%inclusion2 decks12 decks
16%synergy
Thada Adel, Acquisitor
17%inclusion2 decks12 decks
15%synergy
Instants
Reality Shift
50%inclusion6 decks12 decks
22%synergy
Arcane Denial
50%inclusion6 decks12 decks
14%synergy
High Tide
50%inclusion6 decks12 decks
6%synergy
Rapid Hybridization
42%inclusion5 decks12 decks
7%synergy
Mana Drain
42%inclusion5 decks12 decks
15%synergy
Desynchronization
42%inclusion5 decks12 decks
37%synergy
Archmage's Charm
33%inclusion4 decks12 decks
17%synergy
An Offer You Can't Refuse
25%inclusion3 decks12 decks
-12%synergy
Consider
25%inclusion3 decks12 decks
10%synergy
Opt
25%inclusion3 decks12 decks
0%synergy
Deduce
25%inclusion3 decks12 decks
23%synergy
Secrets of the Key
17%inclusion2 decks12 decks
16%synergy
Sublime Epiphany
17%inclusion2 decks12 decks
10%synergy
Disallow
17%inclusion2 decks12 decks
10%synergy
Swan Song
17%inclusion2 decks12 decks
-10%synergy
Confirm Suspicions
17%inclusion2 decks12 decks
16%synergy
Force of Negation
17%inclusion2 decks12 decks
1%synergy
Eliminate the Impossible
17%inclusion2 decks12 decks
17%synergy
Muddle the Mixture
8.3%inclusion1 decks12 decks
-8%synergy
Disdainful Stroke
8.3%inclusion1 decks12 decks
3%synergy
Stubborn Denial
8.3%inclusion1 decks12 decks
6%synergy
Essence Scatter
8.3%inclusion1 decks12 decks
5%synergy
Leadership Vacuum
8.3%inclusion1 decks12 decks
7%synergy
Blue Sun's Zenith
8.3%inclusion1 decks12 decks
-3%synergy
Dispel
8.3%inclusion1 decks12 decks
-1%synergy
Stoic Rebuttal
8.3%inclusion1 decks12 decks
6%synergy
Redirect
8.3%inclusion1 decks12 decks
7%synergy
Resculpt
8.3%inclusion1 decks12 decks
-10%synergy
Thought Scour
8.3%inclusion1 decks12 decks
1%synergy
Flusterstorm
8.3%inclusion1 decks12 decks
-1%synergy
Submerge
8.3%inclusion1 decks12 decks
7%synergy
Cackling Counterpart
8.3%inclusion1 decks12 decks
6%synergy
Cryptic Command
8.3%inclusion1 decks12 decks
-3%synergy
Commandeer
8.3%inclusion1 decks12 decks
4%synergy
Pull from Tomorrow
8.3%inclusion1 decks12 decks
-1%synergy
Mystic Confluence
8.3%inclusion1 decks12 decks
-1%synergy
March of Swirling Mist
8.3%inclusion1 decks12 decks
0%synergy
Sorceries
Lórien Revealed
33%inclusion4 decks12 decks
24%synergy
Preordain
33%inclusion4 decks12 decks
9%synergy
Ponder
25%inclusion3 decks12 decks
-5%synergy
Serum Visions
25%inclusion3 decks12 decks
15%synergy
Hard Evidence
17%inclusion2 decks12 decks
15%synergy
Fabricate
17%inclusion2 decks12 decks
-5%synergy
Press for Answers
17%inclusion2 decks12 decks
17%synergy
Karn's Temporal Sundering
17%inclusion2 decks12 decks
14%synergy
Time Stretch
17%inclusion2 decks12 decks
12%synergy
Traverse Eternity
17%inclusion2 decks12 decks
15%synergy
Ravenform
17%inclusion2 decks12 decks
7%synergy
Windfall
8.3%inclusion1 decks12 decks
-14%synergy
Energy Tap
8.3%inclusion1 decks12 decks
5%synergy
Quantum Misalignment
8.3%inclusion1 decks12 decks
5%synergy
Enter the Infinite
8.3%inclusion1 decks12 decks
4%synergy
Devastation Tide
8.3%inclusion1 decks12 decks
6%synergy
Birthday Escape
8.3%inclusion1 decks12 decks
7%synergy
Curse of the Swine
8.3%inclusion1 decks12 decks
-3%synergy
Temporal Mastery
8.3%inclusion1 decks12 decks
5%synergy
Introduction to Annihilation
8.3%inclusion1 decks12 decks
8%synergy
Bribery
8.3%inclusion1 decks12 decks
4%synergy
Quasiduplicate
8.3%inclusion1 decks12 decks
6%synergy
Sleep
8.3%inclusion1 decks12 decks
7%synergy
Irenicus's Vile Duplication
8.3%inclusion1 decks12 decks
0%synergy
Inevitable Betrayal
8.3%inclusion1 decks12 decks
7%synergy
Time Warp
8.3%inclusion1 decks12 decks
2%synergy
Utility Artifacts
Mithril Coat
50%inclusion6 decks12 decks
47%synergy
Heroes' Podium
50%inclusion6 decks12 decks
50%synergy
Champion's Helm
50%inclusion6 decks12 decks
48%synergy
Swiftfoot Boots
50%inclusion6 decks12 decks
22%synergy
Blackblade Reforged
50%inclusion6 decks12 decks
45%synergy
Excalibur, Sword of Eden
42%inclusion5 decks12 decks
40%synergy
Lightning Greaves
42%inclusion5 decks12 decks
16%synergy
Helm of the Host
33%inclusion4 decks12 decks
30%synergy
Commander's Plate
33%inclusion4 decks12 decks
29%synergy
Bident of Thassa
33%inclusion4 decks12 decks
22%synergy
Wayfarer's Bauble
25%inclusion3 decks12 decks
7%synergy
The Key to the Vault
25%inclusion3 decks12 decks
23%synergy
Sword of Feast and Famine
25%inclusion3 decks12 decks
24%synergy
Quietus Spike
17%inclusion2 decks12 decks
16%synergy
Tamiyo's Journal
17%inclusion2 decks12 decks
15%synergy
Thran Temporal Gateway
17%inclusion2 decks12 decks
16%synergy
Mirror Box
17%inclusion2 decks12 decks
14%synergy
Mirror of Galadriel
17%inclusion2 decks12 decks
17%synergy
Kefnet's Monument
17%inclusion2 decks12 decks
10%synergy
Brotherhood Regalia
17%inclusion2 decks12 decks
15%synergy
Magnifying Glass
17%inclusion2 decks12 decks
16%synergy
Voltaic Key
8.3%inclusion1 decks12 decks
3%synergy
Pip-Boy 3000
8.3%inclusion1 decks12 decks
8%synergy
Cloud Key
8.3%inclusion1 decks12 decks
2%synergy
Rogue's Gloves
8.3%inclusion1 decks12 decks
8%synergy
Manifold Key
8.3%inclusion1 decks12 decks
1%synergy
Armillary Sphere
8.3%inclusion1 decks12 decks
8%synergy
Traveler's Amulet
8.3%inclusion1 decks12 decks
8%synergy
Confession Dial
8.3%inclusion1 decks12 decks
8%synergy
Mirage Mirror
8.3%inclusion1 decks12 decks
5%synergy
Weatherlight
8.3%inclusion1 decks12 decks
8%synergy
Bessie, the Doctor's Roadster
8.3%inclusion1 decks12 decks
8%synergy
Mirror Gallery
8.3%inclusion1 decks12 decks
8%synergy
The Animus
8.3%inclusion1 decks12 decks
8%synergy
Bloodforged Battle-Axe
8.3%inclusion1 decks12 decks
8%synergy
Colossus Hammer
8.3%inclusion1 decks12 decks
7%synergy
Whispersilk Cloak
8.3%inclusion1 decks12 decks
6%synergy
Blade of Selves
8.3%inclusion1 decks12 decks
7%synergy
Mycosynth Wellspring
8.3%inclusion1 decks12 decks
8%synergy
Bilbo's Ring
8.3%inclusion1 decks12 decks
8%synergy
Sword of Wealth and Power
8.3%inclusion1 decks12 decks
8%synergy
Sword of the Animist
8.3%inclusion1 decks12 decks
3%synergy
Isochron Scepter
8.3%inclusion1 decks12 decks
-10%synergy
Hero's Blade
8.3%inclusion1 decks12 decks
8%synergy
Enchantments
Combat Research
33%inclusion4 decks12 decks
31%synergy
Aqueous Form
25%inclusion3 decks12 decks
20%synergy
Hold for Questioning
17%inclusion2 decks12 decks
17%synergy
Case of the Filched Falcon
17%inclusion2 decks12 decks
16%synergy
Curious Inquiry
17%inclusion2 decks12 decks
16%synergy
Leyline of Singularity
17%inclusion2 decks12 decks
16%synergy
Storm of Saruman
17%inclusion2 decks12 decks
15%synergy
Trail of Evidence
17%inclusion2 decks12 decks
16%synergy
Aether Tunnel
8.3%inclusion1 decks12 decks
7%synergy
Reconnaissance Mission
8.3%inclusion1 decks12 decks
1%synergy
Cloak of Mists
8.3%inclusion1 decks12 decks
8%synergy
Teferi's Ageless Insight
8.3%inclusion1 decks12 decks
-9%synergy
In Bolas's Clutches
8.3%inclusion1 decks12 decks
8%synergy
Curiosity
8.3%inclusion1 decks12 decks
6%synergy
Imprisoned in the Moon
8.3%inclusion1 decks12 decks
-4%synergy
Wizard Class
8.3%inclusion1 decks12 decks
-9%synergy
Extravagant Replication
8.3%inclusion1 decks12 decks
6%synergy
Nerd Rage
8.3%inclusion1 decks12 decks
5%synergy
Octopus Umbra
8.3%inclusion1 decks12 decks
8%synergy
Omniscience
8.3%inclusion1 decks12 decks
0%synergy
Followed Footsteps
8.3%inclusion1 decks12 decks
8%synergy
Stasis Field
8.3%inclusion1 decks12 decks
8%synergy
Coastal Piracy
8.3%inclusion1 decks12 decks
4%synergy
Shark Typhoon
8.3%inclusion1 decks12 decks
1%synergy
Tricks of the Trade
8.3%inclusion1 decks12 decks
8%synergy
Marit Lage's Slumber
8.3%inclusion1 decks12 decks
8%synergy
Proft's Eidetic Memory
8.3%inclusion1 decks12 decks
0%synergy
The Bath Song
8.3%inclusion1 decks12 decks
7%synergy
Ballad of the Black Flag
8.3%inclusion1 decks12 decks
8%synergy
Propaganda
8.3%inclusion1 decks12 decks
-22%synergy
Planeswalkers
Kaito, Cunning Infiltrator
38%inclusion3 decks8 decks
36%synergy
Mu Yanling
8.3%inclusion1 decks12 decks
8%synergy
Jace, the Mind Sculptor
8.3%inclusion1 decks12 decks
5%synergy
Jace, Cunning Castaway
8.3%inclusion1 decks12 decks
7%synergy
Teferi, Master of Time
8.3%inclusion1 decks12 decks
3%synergy
Utility Lands
Reliquary Tower
58%inclusion7 decks12 decks
2%synergy
Castle Vantress
58%inclusion7 decks12 decks
39%synergy
Otawara, Soaring City
58%inclusion7 decks12 decks
33%synergy
Mystic Sanctuary
50%inclusion6 decks12 decks
-1%synergy
Nykthos, Shrine to Nyx
50%inclusion6 decks12 decks
34%synergy
War Room
42%inclusion5 decks12 decks
26%synergy
Lonely Sandbar
33%inclusion4 decks12 decks
19%synergy
Dark Depths
33%inclusion4 decks12 decks
32%synergy
Labyrinth of Skophos
25%inclusion3 decks12 decks
25%synergy
Academy Ruins
25%inclusion3 decks12 decks
7%synergy
Great Hall of the Citadel
25%inclusion3 decks12 decks
25%synergy
Temple of the False God
25%inclusion3 decks12 decks
15%synergy
Seafarer's Quay
25%inclusion3 decks12 decks
25%synergy
Untaidake, the Cloud Keeper
17%inclusion2 decks12 decks
17%synergy
Seat of the Synod
17%inclusion2 decks12 decks
-1%synergy
Urza's Saga
17%inclusion2 decks12 decks
0%synergy
Mystifying Maze
17%inclusion2 decks12 decks
16%synergy
Deserted Temple
17%inclusion2 decks12 decks
16%synergy
Thespian's Stage
17%inclusion2 decks12 decks
14%synergy
Sunken Palace
17%inclusion2 decks12 decks
13%synergy
Hall of Storm Giants
8.3%inclusion1 decks12 decks
6%synergy
Zhalfirin Void
8.3%inclusion1 decks12 decks
7%synergy
Buried Ruin
8.3%inclusion1 decks12 decks
-4%synergy
Maze of Ith
8.3%inclusion1 decks12 decks
3%synergy
Tyrite Sanctum
8.3%inclusion1 decks12 decks
7%synergy
Vesuva
8.3%inclusion1 decks12 decks
7%synergy
Desert of the Mindful
8.3%inclusion1 decks12 decks
5%synergy
Terrain Generator
8.3%inclusion1 decks12 decks
1%synergy
Archway of Innovation
8.3%inclusion1 decks12 decks
-2%synergy
The Surgical Bay
8.3%inclusion1 decks12 decks
7%synergy
Rogue's Passage
8.3%inclusion1 decks12 decks
-7%synergy
Mana Artifacts
Sol Ring
83%inclusion10 decks12 decks
-2%synergy
Relic of Legends
75%inclusion9 decks12 decks
73%synergy
Patriar's Seal
67%inclusion8 decks12 decks
64%synergy
Arcane Signet
58%inclusion7 decks12 decks
-7%synergy
Sky Diamond
50%inclusion6 decks12 decks
27%synergy
Midnight Clock
50%inclusion6 decks12 decks
29%synergy
Throne of Eldraine
42%inclusion5 decks12 decks
32%synergy
Thought Vessel
42%inclusion5 decks12 decks
-10%synergy
Mox Amber
33%inclusion4 decks12 decks
26%synergy
Mind Stone
33%inclusion4 decks12 decks
-3%synergy
Commander's Sphere
25%inclusion3 decks12 decks
15%synergy
Decanter of Endless Water
25%inclusion3 decks12 decks
11%synergy
Thran Dynamo
25%inclusion3 decks12 decks
12%synergy
Crystal Skull, Isu Spyglass
25%inclusion3 decks12 decks
20%synergy
Caged Sun
17%inclusion2 decks12 decks
5%synergy
Everflowing Chalice
17%inclusion2 decks12 decks
0%synergy
The Irencrag
17%inclusion2 decks12 decks
16%synergy
Five Hundred Year Diary
17%inclusion2 decks12 decks
16%synergy
Eye of Ramos
17%inclusion2 decks12 decks
16%synergy
Star Compass
17%inclusion2 decks12 decks
15%synergy
Mana Geode
8.3%inclusion1 decks12 decks
8%synergy
Strixhaven Stadium
8.3%inclusion1 decks12 decks
7%synergy
Hedron Archive
8.3%inclusion1 decks12 decks
3%synergy
Honored Heirloom
8.3%inclusion1 decks12 decks
8%synergy
Fountain of Ichor
8.3%inclusion1 decks12 decks
8%synergy
Fellwar Stone
8.3%inclusion1 decks12 decks
-11%synergy
Darksteel Ingot
8.3%inclusion1 decks12 decks
7%synergy
Honor-Worn Shaku
8.3%inclusion1 decks12 decks
8%synergy
Manalith
8.3%inclusion1 decks12 decks
8%synergy
Sonic Screwdriver
8.3%inclusion1 decks12 decks
7%synergy
Nyx Lotus
8.3%inclusion1 decks12 decks
4%synergy
Skyclave Relic
8.3%inclusion1 decks12 decks
7%synergy
Lands
Island
100%inclusion12 decks12 decks
7%synergy
Myriad Landscape
33%inclusion4 decks12 decks
7%synergy
Plaza of Heroes
33%inclusion4 decks12 decks
33%synergy
The Grey Havens
25%inclusion3 decks12 decks
24%synergy
Terramorphic Expanse
17%inclusion2 decks12 decks
13%synergy
Evolving Wilds
17%inclusion2 decks12 decks
13%synergy
Urza's Cave
8.3%inclusion1 decks12 decks
4%synergy
Abstergo Entertainment
8.3%inclusion1 decks12 decks
7%synergy
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