K-9, Mark I (Commander) - Core

K-9, Mark I
Rank #3,608
5decks
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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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Utility Lands
Mana Artifacts
Lands
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Ioreth of the Healing House
60%inclusion3 decks5 decks
57%synergy
Iymrith, Desert Doom
60%inclusion3 decks5 decks
60%synergy
Callaphe, Beloved of the Sea
60%inclusion3 decks5 decks
59%synergy
Iron Spider, Stark Upgrade
50%inclusion1 decks2 decks
49%synergy
Mm'menon, the Right Hand
50%inclusion1 decks2 decks
47%synergy
Lady Octopus, Inspired Inventor
50%inclusion1 decks2 decks
48%synergy
Eluge, the Shoreless Sea
40%inclusion2 decks5 decks
32%synergy
Senator Peacock
40%inclusion2 decks5 decks
40%synergy
Piper Wright, Publick Reporter
40%inclusion2 decks5 decks
39%synergy
Thryx, the Sudden Storm
40%inclusion2 decks5 decks
39%synergy
Marvin, Murderous Mimic
40%inclusion2 decks5 decks
37%synergy
Curie, Emergent Intelligence
40%inclusion2 decks5 decks
39%synergy
Osgood, Operation Double
40%inclusion2 decks5 decks
39%synergy
Martha Jones
40%inclusion2 decks5 decks
39%synergy
Thassa, God of the Sea
40%inclusion2 decks5 decks
36%synergy
Kairi, the Swirling Sky
40%inclusion2 decks5 decks
39%synergy
Tromokratis
40%inclusion2 decks5 decks
38%synergy
Volo, Itinerant Scholar
40%inclusion2 decks5 decks
40%synergy
Unctus, Grand Metatect
40%inclusion2 decks5 decks
34%synergy
Adric, Mathematical Genius
40%inclusion2 decks5 decks
39%synergy
Nezahal, Primal Tide
40%inclusion2 decks5 decks
32%synergy
Vnwxt, Verbose Host
40%inclusion2 decks5 decks
37%synergy
Grazilaxx, Illithid Scholar
40%inclusion2 decks5 decks
38%synergy
Lorthos, the Tidemaker
40%inclusion2 decks5 decks
39%synergy
Drafna, Founder of Lat-Nam
40%inclusion2 decks5 decks
38%synergy
Ascendant Spirit
40%inclusion2 decks5 decks
40%synergy
James, Wandering Dad
40%inclusion2 decks5 decks
39%synergy
Jill, Shiva's Dominant
33%inclusion1 decks3 decks
32%synergy
Solemn Simulacrum
20%inclusion1 decks5 decks
-2%synergy
Undercover Operative
20%inclusion1 decks5 decks
18%synergy
Faerie Impostor
20%inclusion1 decks5 decks
20%synergy
Venser, Shaper Savant
20%inclusion1 decks5 decks
14%synergy
Tangletrove Kelp
20%inclusion1 decks5 decks
19%synergy
Syr Ginger, the Meal Ender
20%inclusion1 decks5 decks
19%synergy
Mausoleum Wanderer
20%inclusion1 decks5 decks
19%synergy
Phyrexian Metamorph
20%inclusion1 decks5 decks
1%synergy
Ojer Pakpatiq, Deepest Epoch
20%inclusion1 decks5 decks
15%synergy
Mocking Doppelganger
20%inclusion1 decks5 decks
19%synergy
Star Whale
20%inclusion1 decks5 decks
19%synergy
Clone
20%inclusion1 decks5 decks
17%synergy
Reservoir Kraken
20%inclusion1 decks5 decks
19%synergy
Ethereal Investigator
20%inclusion1 decks5 decks
18%synergy
Mirrorhall Mimic
20%inclusion1 decks5 decks
18%synergy
Keiga, the Tide Star
20%inclusion1 decks5 decks
19%synergy
Sai, Master Thopterist
20%inclusion1 decks5 decks
8%synergy
Teferi, Mage of Zhalfir
20%inclusion1 decks5 decks
17%synergy
Nick Valentine, Private Eye
20%inclusion1 decks5 decks
19%synergy
Siren Stormtamer
20%inclusion1 decks5 decks
14%synergy
Voracious Greatshark
20%inclusion1 decks5 decks
19%synergy
Artificer's Assistant
20%inclusion1 decks5 decks
17%synergy
Instants
Reality Shift
60%inclusion3 decks5 decks
33%synergy
Pongify
40%inclusion2 decks5 decks
0%synergy
Rapid Hybridization
40%inclusion2 decks5 decks
6%synergy
Opt
40%inclusion2 decks5 decks
15%synergy
Aetherize
40%inclusion2 decks5 decks
10%synergy
Counterspell
40%inclusion2 decks5 decks
-26%synergy
Muddle the Mixture
20%inclusion1 decks5 decks
5%synergy
Phantom Interference
20%inclusion1 decks5 decks
20%synergy
See Double
20%inclusion1 decks5 decks
16%synergy
Spell Burst
20%inclusion1 decks5 decks
20%synergy
An Offer You Can't Refuse
20%inclusion1 decks5 decks
-17%synergy
Run Away Together
20%inclusion1 decks5 decks
16%synergy
Negate
20%inclusion1 decks5 decks
-18%synergy
Brainstorm
20%inclusion1 decks5 decks
-21%synergy
Secrets of the Key
20%inclusion1 decks5 decks
20%synergy
Envelop
20%inclusion1 decks5 decks
20%synergy
Fading Hope
20%inclusion1 decks5 decks
18%synergy
Stubborn Denial
20%inclusion1 decks5 decks
17%synergy
Quick Study
20%inclusion1 decks5 decks
14%synergy
Foil
20%inclusion1 decks5 decks
14%synergy
Resculpt
20%inclusion1 decks5 decks
3%synergy
Unsummon
20%inclusion1 decks5 decks
16%synergy
Archmage's Charm
20%inclusion1 decks5 decks
3%synergy
Perplexing Test
20%inclusion1 decks5 decks
17%synergy
Peek
20%inclusion1 decks5 decks
16%synergy
Into the Flood Maw
20%inclusion1 decks5 decks
14%synergy
Dissipate
20%inclusion1 decks5 decks
17%synergy
Submerge
20%inclusion1 decks5 decks
19%synergy
Consider
20%inclusion1 decks5 decks
5%synergy
Confirm Suspicions
20%inclusion1 decks5 decks
19%synergy
Whispers of the Muse
20%inclusion1 decks5 decks
20%synergy
Repeal
20%inclusion1 decks5 decks
19%synergy
Fleeting Reflection
20%inclusion1 decks5 decks
19%synergy
Annul
20%inclusion1 decks5 decks
18%synergy
Dispel
20%inclusion1 decks5 decks
11%synergy
Desynchronization
20%inclusion1 decks5 decks
15%synergy
High Tide
20%inclusion1 decks5 decks
-24%synergy
Deduce
20%inclusion1 decks5 decks
18%synergy
Theoretical Duplication
20%inclusion1 decks5 decks
19%synergy
Evacuation
20%inclusion1 decks5 decks
12%synergy
Suspend
20%inclusion1 decks5 decks
18%synergy
Engulf the Shore
20%inclusion1 decks5 decks
12%synergy
Wash Away
20%inclusion1 decks5 decks
16%synergy
Eliminate the Impossible
20%inclusion1 decks5 decks
20%synergy
Mystic Confluence
20%inclusion1 decks5 decks
11%synergy
Sorceries
Ponder
40%inclusion2 decks5 decks
11%synergy
Arwen's Gift
40%inclusion2 decks5 decks
40%synergy
Preordain
40%inclusion2 decks5 decks
16%synergy
Ravenform
40%inclusion2 decks5 decks
31%synergy
Windfall
20%inclusion1 decks5 decks
-2%synergy
Hard Evidence
20%inclusion1 decks5 decks
18%synergy
Careful Study
20%inclusion1 decks5 decks
18%synergy
Curse of the Swine
20%inclusion1 decks5 decks
9%synergy
Sakashima's Will
20%inclusion1 decks5 decks
19%synergy
Stolen Identity
20%inclusion1 decks5 decks
18%synergy
Shifting Grift
20%inclusion1 decks5 decks
19%synergy
Quasiduplicate
20%inclusion1 decks5 decks
17%synergy
Hunted by The Family
20%inclusion1 decks5 decks
20%synergy
Press for Answers
20%inclusion1 decks5 decks
20%synergy
Traverse Eternity
20%inclusion1 decks5 decks
19%synergy
Multiple Choice
20%inclusion1 decks5 decks
20%synergy
Spectral Deluge
20%inclusion1 decks5 decks
10%synergy
Portent
20%inclusion1 decks5 decks
18%synergy
Compulsive Research
20%inclusion1 decks5 decks
18%synergy
Prosperity
20%inclusion1 decks5 decks
19%synergy
Breakthrough
20%inclusion1 decks5 decks
20%synergy
Utility Artifacts
Wayfarer's Bauble
60%inclusion3 decks5 decks
42%synergy
The Regalia
50%inclusion1 decks2 decks
49%synergy
Sword of the Animist
40%inclusion2 decks5 decks
35%synergy
Bident of Thassa
40%inclusion2 decks5 decks
28%synergy
Mirror of Galadriel
40%inclusion2 decks5 decks
40%synergy
Sapphire Medallion
40%inclusion2 decks5 decks
-19%synergy
Magnifying Glass
40%inclusion2 decks5 decks
40%synergy
Heroes' Podium
40%inclusion2 decks5 decks
40%synergy
Blackblade Reforged
40%inclusion2 decks5 decks
35%synergy
Lithoform Engine
20%inclusion1 decks5 decks
18%synergy
Pip-Boy 3000
20%inclusion1 decks5 decks
20%synergy
Tamiyo's Journal
20%inclusion1 decks5 decks
19%synergy
The Indomitable
20%inclusion1 decks5 decks
18%synergy
Golem-Skin Gauntlets
20%inclusion1 decks5 decks
20%synergy
Candlestick
20%inclusion1 decks5 decks
20%synergy
Mirror Box
20%inclusion1 decks5 decks
17%synergy
Bonesplitter
20%inclusion1 decks5 decks
20%synergy
Mantle of Tides
20%inclusion1 decks5 decks
20%synergy
Mirage Mirror
20%inclusion1 decks5 decks
17%synergy
Weatherlight
20%inclusion1 decks5 decks
19%synergy
Armillary Sphere
20%inclusion1 decks5 decks
20%synergy
The Key to the Vault
20%inclusion1 decks5 decks
18%synergy
Darksteel Axe
20%inclusion1 decks5 decks
20%synergy
Bloodforged Battle-Axe
20%inclusion1 decks5 decks
19%synergy
Greataxe
20%inclusion1 decks5 decks
20%synergy
Ransom Note
20%inclusion1 decks5 decks
20%synergy
Excalibur, Sword of Eden
20%inclusion1 decks5 decks
19%synergy
Found Footage
20%inclusion1 decks5 decks
20%synergy
Sword of War and Peace
20%inclusion1 decks5 decks
19%synergy
Goldvein Pick
20%inclusion1 decks5 decks
20%synergy
Lavaspur Boots
20%inclusion1 decks5 decks
18%synergy
Swiftfoot Boots
20%inclusion1 decks5 decks
-8%synergy
Prized Statue
20%inclusion1 decks5 decks
19%synergy
Isochron Scepter
20%inclusion1 decks5 decks
3%synergy
Bessie, the Doctor's Roadster
20%inclusion1 decks5 decks
20%synergy
Noble's Purse
20%inclusion1 decks5 decks
20%synergy
Survivor's Med Kit
20%inclusion1 decks5 decks
20%synergy
Mycosynth Wellspring
20%inclusion1 decks5 decks
19%synergy
Blade of Shared Souls
20%inclusion1 decks5 decks
19%synergy
Enchantments
Imprisoned in the Moon
60%inclusion3 decks5 decks
48%synergy
Thopter Spy Network
40%inclusion2 decks5 decks
32%synergy
Curious Inquiry
40%inclusion2 decks5 decks
40%synergy
Propaganda
40%inclusion2 decks5 decks
9%synergy
Combat Research
40%inclusion2 decks5 decks
38%synergy
Stormchaser's Talent
20%inclusion1 decks5 decks
19%synergy
Hold for Questioning
20%inclusion1 decks5 decks
20%synergy
Teferi's Ageless Insight
20%inclusion1 decks5 decks
3%synergy
Curious Obsession
20%inclusion1 decks5 decks
19%synergy
Aqueous Form
20%inclusion1 decks5 decks
15%synergy
Case of the Filched Falcon
20%inclusion1 decks5 decks
20%synergy
Wizard Class
20%inclusion1 decks5 decks
3%synergy
Omniscience
20%inclusion1 decks5 decks
11%synergy
Coastal Piracy
20%inclusion1 decks5 decks
15%synergy
Betrayal
20%inclusion1 decks5 decks
20%synergy
Marit Lage's Slumber
20%inclusion1 decks5 decks
20%synergy
Witness Protection
20%inclusion1 decks5 decks
14%synergy
Spreading Seas
20%inclusion1 decks5 decks
19%synergy
Genju of the Falls
20%inclusion1 decks5 decks
20%synergy
Telepathy
20%inclusion1 decks5 decks
18%synergy
Copy Enchantment
20%inclusion1 decks5 decks
18%synergy
Trail of Evidence
20%inclusion1 decks5 decks
19%synergy
Planeswalkers
Mu Yanling
20%inclusion1 decks5 decks
20%synergy
Teferi, Temporal Pilgrim
20%inclusion1 decks5 decks
15%synergy
Mordenkainen
20%inclusion1 decks5 decks
17%synergy
Kasmina, Enigmatic Mentor
20%inclusion1 decks5 decks
18%synergy
Kaito, Cunning Infiltrator
20%inclusion1 decks5 decks
18%synergy
Utility Lands
Castle Vantress
60%inclusion3 decks5 decks
42%synergy
Hall of Storm Giants
40%inclusion2 decks5 decks
38%synergy
Minamo, School at Water's Edge
40%inclusion2 decks5 decks
27%synergy
Mystic Sanctuary
40%inclusion2 decks5 decks
-10%synergy
Rivendell
40%inclusion2 decks5 decks
29%synergy
Lonely Sandbar
40%inclusion2 decks5 decks
26%synergy
Reliquary Tower
40%inclusion2 decks5 decks
-16%synergy
War Room
40%inclusion2 decks5 decks
24%synergy
Faerie Conclave
20%inclusion1 decks5 decks
18%synergy
Scrying Sheets
20%inclusion1 decks5 decks
20%synergy
Seat of the Synod
20%inclusion1 decks5 decks
1%synergy
Tyrite Sanctum
20%inclusion1 decks5 decks
18%synergy
Vesuva
20%inclusion1 decks5 decks
19%synergy
Desert of the Mindful
20%inclusion1 decks5 decks
17%synergy
Mirrorpool
20%inclusion1 decks5 decks
19%synergy
Memorial to Genius
20%inclusion1 decks5 decks
19%synergy
Terrain Generator
20%inclusion1 decks5 decks
12%synergy
Thespian's Stage
20%inclusion1 decks5 decks
18%synergy
Seafarer's Quay
20%inclusion1 decks5 decks
20%synergy
Hidden Cataract
20%inclusion1 decks5 decks
18%synergy
Dark Depths
20%inclusion1 decks5 decks
19%synergy
The Surgical Bay
20%inclusion1 decks5 decks
18%synergy
Otawara, Soaring City
20%inclusion1 decks5 decks
-6%synergy
Mana Artifacts
Arcane Signet
60%inclusion3 decks5 decks
-5%synergy
Sol Ring
60%inclusion3 decks5 decks
-25%synergy
Sky Diamond
40%inclusion2 decks5 decks
17%synergy
Patriar's Seal
40%inclusion2 decks5 decks
38%synergy
Commander's Sphere
20%inclusion1 decks5 decks
11%synergy
Everflowing Chalice
20%inclusion1 decks5 decks
4%synergy
Coldsteel Heart
20%inclusion1 decks5 decks
17%synergy
Machine God's Effigy
20%inclusion1 decks5 decks
17%synergy
Thought Vessel
20%inclusion1 decks5 decks
-32%synergy
Five Hundred Year Diary
20%inclusion1 decks5 decks
19%synergy
Relic of Legends
20%inclusion1 decks5 decks
18%synergy
Crystal Skull, Isu Spyglass
20%inclusion1 decks5 decks
15%synergy
Throne of Eldraine
20%inclusion1 decks5 decks
11%synergy
Midnight Clock
20%inclusion1 decks5 decks
0%synergy
Arcum's Astrolabe
20%inclusion1 decks5 decks
19%synergy
Mind Stone
20%inclusion1 decks5 decks
-15%synergy
Lands
Myriad Landscape
60%inclusion3 decks5 decks
34%synergy
Island
60%inclusion3 decks5 decks
-34%synergy
Snow-Covered Island
40%inclusion2 decks5 decks
32%synergy
The Mycosynth Gardens
20%inclusion1 decks5 decks
14%synergy
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