K-9, Mark I (Commander) - Legends

K-9, Mark I
Rank #3,969
11decks
As CommanderAs PartnerAs CardAverage DeckDecks
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1
23
4
5
Budget
Any$$$$
Nicholas Lucchesi
Sep 9, 2026
Nicholas Lucchesi
Blue's Best Single-Printing One-Drops | One Time Only
The top ten blue one-drops with only a single printing, from K-9, Mark I to Stubborn Denial — the best blue cards Wizards never reprinted.
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Enchantments
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Utility Lands
Mana Artifacts
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Ioreth of the Healing House
91%inclusion10 decks11 decks
87%synergy
Eluge, the Shoreless Sea
82%inclusion9 decks11 decks
74%synergy
Heroes' Podium
73%inclusion8 decks11 decks
72%synergy
Arwen's Gift
73%inclusion8 decks11 decks
72%synergy
Iymrith, Desert Doom
73%inclusion8 decks11 decks
72%synergy
Nezahal, Primal Tide
73%inclusion8 decks11 decks
66%synergy
Callaphe, Beloved of the Sea
64%inclusion7 decks11 decks
63%synergy
Rivendell
73%inclusion8 decks11 decks
62%synergy
Thassa, God of the Sea
64%inclusion7 decks11 decks
60%synergy
Sun Quan, Lord of Wu
55%inclusion6 decks11 decks
54%synergy
Top Cards
Aetherize
82%inclusion9 decks11 decks
50%synergy
Sapphire Medallion
73%inclusion8 decks11 decks
13%synergy
Counterspell
73%inclusion8 decks11 decks
7%synergy
Reality Shift
64%inclusion7 decks11 decks
38%synergy
Frantic Search
55%inclusion6 decks11 decks
23%synergy
Piper Wright, Publick Reporter
55%inclusion6 decks11 decks
54%synergy
Malcolm, Alluring Scoundrel
55%inclusion6 decks11 decks
50%synergy
Brainstorm
55%inclusion6 decks11 decks
14%synergy
Teferi, Mage of Zhalfir
55%inclusion6 decks11 decks
51%synergy
Pongify
55%inclusion6 decks11 decks
14%synergy
Game Changers
Cyclonic Rift
55%inclusion6 decks11 decks
23%synergy
Fierce Guardianship
27%inclusion3 decks11 decks
5%synergy
Ancient Tomb
18%inclusion2 decks11 decks
7%synergy
Rhystic Study
18%inclusion2 decks11 decks
-13%synergy
Mystical Tutor
18%inclusion2 decks11 decks
-3%synergy
The One Ring
9.1%inclusion1 decks11 decks
-3%synergy
Creatures
The Reality Chip
55%inclusion6 decks11 decks
43%synergy
Solemn Simulacrum
45%inclusion5 decks11 decks
25%synergy
Kira, Great Glass-Spinner
45%inclusion5 decks11 decks
43%synergy
Unctus, Grand Metatect
45%inclusion5 decks11 decks
40%synergy
The Mechanist, Aerial Artisan
40%inclusion2 decks5 decks
37%synergy
The Peregrine Dynamo
36%inclusion4 decks11 decks
36%synergy
Sakashima the Impostor
36%inclusion4 decks11 decks
33%synergy
Jin-Gitaxias, Progress Tyrant
36%inclusion4 decks11 decks
29%synergy
Thryx, the Sudden Storm
36%inclusion4 decks11 decks
35%synergy
Esior, Wardwing Familiar
36%inclusion4 decks11 decks
33%synergy
Grazilaxx, Illithid Scholar
36%inclusion4 decks11 decks
35%synergy
Gogo, Master of Mimicry
33%inclusion2 decks6 decks
31%synergy
Kiora, the Rising Tide
30%inclusion3 decks10 decks
27%synergy
Atemsis, All-Seeing
27%inclusion3 decks11 decks
26%synergy
Empress Galina
27%inclusion3 decks11 decks
26%synergy
Martha Jones
27%inclusion3 decks11 decks
27%synergy
Lorthos, the Tidemaker
27%inclusion3 decks11 decks
26%synergy
James, Wandering Dad
27%inclusion3 decks11 decks
26%synergy
The Mindskinner
27%inclusion3 decks11 decks
24%synergy
Kairi, the Swirling Sky
27%inclusion3 decks11 decks
27%synergy
Curie, Emergent Intelligence
27%inclusion3 decks11 decks
27%synergy
Sakashima of a Thousand Faces
27%inclusion3 decks11 decks
21%synergy
The Unagi of Kyoshi Island
20%inclusion1 decks5 decks
14%synergy
Forecasting Fortune Teller
20%inclusion1 decks5 decks
20%synergy
The Blue Spirit
20%inclusion1 decks5 decks
20%synergy
Senator Peacock
18%inclusion2 decks11 decks
18%synergy
Venser, Shaper Savant
18%inclusion2 decks11 decks
12%synergy
Ulamog, the Ceaseless Hunger
18%inclusion2 decks11 decks
17%synergy
Gadwick, the Wizened
18%inclusion2 decks11 decks
15%synergy
Tangletrove Kelp
18%inclusion2 decks11 decks
17%synergy
Traxos, Scourge of Kroog
18%inclusion2 decks11 decks
17%synergy
Baral, Chief of Compliance
18%inclusion2 decks11 decks
8%synergy
Braids, Conjurer Adept
18%inclusion2 decks11 decks
18%synergy
Jin-Gitaxias
18%inclusion2 decks11 decks
15%synergy
Adric, Mathematical Genius
18%inclusion2 decks11 decks
18%synergy
Malcolm, Keen-Eyed Navigator
18%inclusion2 decks11 decks
18%synergy
Alandra, Sky Dreamer
18%inclusion2 decks11 decks
11%synergy
Arcanis the Omnipotent
18%inclusion2 decks11 decks
12%synergy
Slinn Voda, the Rising Deep
18%inclusion2 decks11 decks
17%synergy
Floodhound
18%inclusion2 decks11 decks
18%synergy
Cosima, God of the Voyage
18%inclusion2 decks11 decks
17%synergy
Forensic Gadgeteer
18%inclusion2 decks11 decks
8%synergy
Artificer's Assistant
18%inclusion2 decks11 decks
15%synergy
Erdwal Illuminator
18%inclusion2 decks11 decks
18%synergy
Junk Winder
18%inclusion2 decks11 decks
16%synergy
Ulamog, the Infinite Gyre
18%inclusion2 decks11 decks
17%synergy
Nick Valentine, Private Eye
18%inclusion2 decks11 decks
18%synergy
Memnarch
18%inclusion2 decks11 decks
16%synergy
Ethereal Investigator
18%inclusion2 decks11 decks
16%synergy
Phyrexian Metamorph
18%inclusion2 decks11 decks
-1%synergy
Instants
Arcane Denial
55%inclusion6 decks11 decks
18%synergy
High Tide
55%inclusion6 decks11 decks
11%synergy
Rapid Hybridization
45%inclusion5 decks11 decks
11%synergy
Negate
45%inclusion5 decks11 decks
8%synergy
Desynchronization
45%inclusion5 decks11 decks
41%synergy
An Offer You Can't Refuse
36%inclusion4 decks11 decks
-3%synergy
Mana Drain
27%inclusion3 decks11 decks
1%synergy
Deduce
27%inclusion3 decks11 decks
25%synergy
Lost Days
20%inclusion1 decks5 decks
19%synergy
Consider
18%inclusion2 decks11 decks
3%synergy
Secrets of the Key
18%inclusion2 decks11 decks
18%synergy
Opt
18%inclusion2 decks11 decks
-7%synergy
Archmage's Charm
18%inclusion2 decks11 decks
1%synergy
Disallow
18%inclusion2 decks11 decks
12%synergy
Swan Song
18%inclusion2 decks11 decks
-9%synergy
Confirm Suspicions
18%inclusion2 decks11 decks
18%synergy
Force of Negation
18%inclusion2 decks11 decks
3%synergy
Eliminate the Impossible
18%inclusion2 decks11 decks
18%synergy
Muddle the Mixture
9.1%inclusion1 decks11 decks
-6%synergy
Run Away Together
9.1%inclusion1 decks11 decks
5%synergy
Stubborn Denial
9.1%inclusion1 decks11 decks
6%synergy
Essence Scatter
9.1%inclusion1 decks11 decks
5%synergy
Sublime Epiphany
9.1%inclusion1 decks11 decks
3%synergy
Leadership Vacuum
9.1%inclusion1 decks11 decks
8%synergy
Blue Sun's Zenith
9.1%inclusion1 decks11 decks
-2%synergy
Dispel
9.1%inclusion1 decks11 decks
1%synergy
Stoic Rebuttal
9.1%inclusion1 decks11 decks
7%synergy
Redirect
9.1%inclusion1 decks11 decks
8%synergy
Resculpt
9.1%inclusion1 decks11 decks
-7%synergy
Thought Scour
9.1%inclusion1 decks11 decks
2%synergy
Unsummon
9.1%inclusion1 decks11 decks
5%synergy
Submerge
9.1%inclusion1 decks11 decks
8%synergy
Cackling Counterpart
9.1%inclusion1 decks11 decks
6%synergy
Commandeer
9.1%inclusion1 decks11 decks
3%synergy
Pull from Tomorrow
9.1%inclusion1 decks11 decks
0%synergy
March of Swirling Mist
9.1%inclusion1 decks11 decks
2%synergy
Evacuation
9.1%inclusion1 decks11 decks
1%synergy
Suspend
9.1%inclusion1 decks11 decks
7%synergy
Sorceries
Ponder
27%inclusion3 decks11 decks
-2%synergy
Fabricate
27%inclusion3 decks11 decks
7%synergy
Karn's Temporal Sundering
27%inclusion3 decks11 decks
25%synergy
Lórien Revealed
27%inclusion3 decks11 decks
19%synergy
Preordain
27%inclusion3 decks11 decks
4%synergy
Hard Evidence
18%inclusion2 decks11 decks
17%synergy
Windfall
18%inclusion2 decks11 decks
-3%synergy
Press for Answers
18%inclusion2 decks11 decks
18%synergy
Curse of the Swine
18%inclusion2 decks11 decks
8%synergy
Serum Visions
18%inclusion2 decks11 decks
9%synergy
Time Stretch
18%inclusion2 decks11 decks
14%synergy
Traverse Eternity
18%inclusion2 decks11 decks
17%synergy
Energy Tap
9.1%inclusion1 decks11 decks
6%synergy
Enter the Infinite
9.1%inclusion1 decks11 decks
5%synergy
Birthday Escape
9.1%inclusion1 decks11 decks
8%synergy
Temporal Mastery
9.1%inclusion1 decks11 decks
6%synergy
Introduction to Annihilation
9.1%inclusion1 decks11 decks
9%synergy
Bribery
9.1%inclusion1 decks11 decks
6%synergy
Quasiduplicate
9.1%inclusion1 decks11 decks
6%synergy
Sleep
9.1%inclusion1 decks11 decks
8%synergy
Inevitable Betrayal
9.1%inclusion1 decks11 decks
8%synergy
River's Rebuke
9.1%inclusion1 decks11 decks
6%synergy
Ravenform
9.1%inclusion1 decks11 decks
2%synergy
Time Warp
9.1%inclusion1 decks11 decks
4%synergy
Utility Artifacts
Swiftfoot Boots
45%inclusion5 decks11 decks
17%synergy
Lightning Greaves
45%inclusion5 decks11 decks
19%synergy
Blackblade Reforged
45%inclusion5 decks11 decks
41%synergy
Bident of Thassa
45%inclusion5 decks11 decks
33%synergy
Mithril Coat
36%inclusion4 decks11 decks
33%synergy
The Key to the Vault
36%inclusion4 decks11 decks
35%synergy
Excalibur, Sword of Eden
36%inclusion4 decks11 decks
35%synergy
Champion's Helm
36%inclusion4 decks11 decks
35%synergy
Wayfarer's Bauble
27%inclusion3 decks11 decks
11%synergy
Mirror of Galadriel
27%inclusion3 decks11 decks
27%synergy
Sword of Feast and Famine
27%inclusion3 decks11 decks
26%synergy
Magnifying Glass
27%inclusion3 decks11 decks
27%synergy
Thran Temporal Gateway
18%inclusion2 decks11 decks
18%synergy
Quietus Spike
18%inclusion2 decks11 decks
17%synergy
Tamiyo's Journal
18%inclusion2 decks11 decks
17%synergy
Weatherlight
18%inclusion2 decks11 decks
18%synergy
Bessie, the Doctor's Roadster
18%inclusion2 decks11 decks
18%synergy
Helm of the Host
18%inclusion2 decks11 decks
15%synergy
Kefnet's Monument
18%inclusion2 decks11 decks
12%synergy
Commander's Plate
18%inclusion2 decks11 decks
14%synergy
Brotherhood Regalia
18%inclusion2 decks11 decks
16%synergy
Sword of the Animist
18%inclusion2 decks11 decks
13%synergy
The Regalia
17%inclusion1 decks6 decks
16%synergy
Voltaic Key
9.1%inclusion1 decks11 decks
3%synergy
Pip-Boy 3000
9.1%inclusion1 decks11 decks
9%synergy
The Indomitable
9.1%inclusion1 decks11 decks
7%synergy
Cloud Key
9.1%inclusion1 decks11 decks
2%synergy
Rogue's Gloves
9.1%inclusion1 decks11 decks
9%synergy
Manifold Key
9.1%inclusion1 decks11 decks
2%synergy
Armillary Sphere
9.1%inclusion1 decks11 decks
9%synergy
Mirror Box
9.1%inclusion1 decks11 decks
6%synergy
Bitterthorn, Nissa's Animus
9.1%inclusion1 decks11 decks
8%synergy
Confession Dial
9.1%inclusion1 decks11 decks
9%synergy
Prized Statue
9.1%inclusion1 decks11 decks
8%synergy
Mirage Mirror
9.1%inclusion1 decks11 decks
6%synergy
Mirror Gallery
9.1%inclusion1 decks11 decks
9%synergy
The Animus
9.1%inclusion1 decks11 decks
9%synergy
Bloodforged Battle-Axe
9.1%inclusion1 decks11 decks
8%synergy
Whispersilk Cloak
9.1%inclusion1 decks11 decks
7%synergy
Blade of Selves
9.1%inclusion1 decks11 decks
7%synergy
Mycosynth Wellspring
9.1%inclusion1 decks11 decks
8%synergy
Bilbo's Ring
9.1%inclusion1 decks11 decks
9%synergy
Sword of Wealth and Power
9.1%inclusion1 decks11 decks
9%synergy
Goldvein Pick
9.1%inclusion1 decks11 decks
9%synergy
Isochron Scepter
9.1%inclusion1 decks11 decks
-7%synergy
Hero's Blade
9.1%inclusion1 decks11 decks
9%synergy
Noble's Purse
9.1%inclusion1 decks11 decks
9%synergy
Survivor's Med Kit
9.1%inclusion1 decks11 decks
9%synergy
Enchantments
Combat Research
36%inclusion4 decks11 decks
34%synergy
Curious Inquiry
27%inclusion3 decks11 decks
27%synergy
Hold for Questioning
18%inclusion2 decks11 decks
18%synergy
Aqueous Form
18%inclusion2 decks11 decks
13%synergy
Imprisoned in the Moon
18%inclusion2 decks11 decks
6%synergy
Case of the Filched Falcon
18%inclusion2 decks11 decks
18%synergy
Omniscience
18%inclusion2 decks11 decks
10%synergy
Coastal Piracy
18%inclusion2 decks11 decks
13%synergy
Leyline of Singularity
18%inclusion2 decks11 decks
18%synergy
Storm of Saruman
18%inclusion2 decks11 decks
17%synergy
Trail of Evidence
18%inclusion2 decks11 decks
17%synergy
Aether Tunnel
9.1%inclusion1 decks11 decks
8%synergy
Reconnaissance Mission
9.1%inclusion1 decks11 decks
2%synergy
Cloak of Mists
9.1%inclusion1 decks11 decks
9%synergy
In Bolas's Clutches
9.1%inclusion1 decks11 decks
9%synergy
Curiosity
9.1%inclusion1 decks11 decks
6%synergy
Wizard Class
9.1%inclusion1 decks11 decks
-8%synergy
Extravagant Replication
9.1%inclusion1 decks11 decks
6%synergy
Nerd Rage
9.1%inclusion1 decks11 decks
6%synergy
Thopter Spy Network
9.1%inclusion1 decks11 decks
2%synergy
Followed Footsteps
9.1%inclusion1 decks11 decks
8%synergy
Stasis Field
9.1%inclusion1 decks11 decks
9%synergy
Tricks of the Trade
9.1%inclusion1 decks11 decks
9%synergy
Marit Lage's Slumber
9.1%inclusion1 decks11 decks
9%synergy
Witness Protection
9.1%inclusion1 decks11 decks
4%synergy
The Bath Song
9.1%inclusion1 decks11 decks
8%synergy
Ballad of the Black Flag
9.1%inclusion1 decks11 decks
9%synergy
Propaganda
9.1%inclusion1 decks11 decks
-23%synergy
Confounding Conundrum
9.1%inclusion1 decks11 decks
8%synergy
Planeswalkers
Kaito, Cunning Infiltrator
30%inclusion3 decks10 decks
28%synergy
Mu Yanling
9.1%inclusion1 decks11 decks
9%synergy
Utility Lands
Castle Vantress
64%inclusion7 decks11 decks
46%synergy
Minamo, School at Water's Edge
55%inclusion6 decks11 decks
41%synergy
Reliquary Tower
55%inclusion6 decks11 decks
-2%synergy
Mystic Sanctuary
45%inclusion5 decks11 decks
-4%synergy
Nykthos, Shrine to Nyx
36%inclusion4 decks11 decks
20%synergy
Dark Depths
36%inclusion4 decks11 decks
35%synergy
Otawara, Soaring City
36%inclusion4 decks11 decks
10%synergy
War Room
27%inclusion3 decks11 decks
12%synergy
Lonely Sandbar
27%inclusion3 decks11 decks
14%synergy
Temple of the False God
27%inclusion3 decks11 decks
18%synergy
Agna Qel'a
20%inclusion1 decks5 decks
12%synergy
Seat of the Synod
18%inclusion2 decks11 decks
-1%synergy
Urza's Saga
18%inclusion2 decks11 decks
1%synergy
Labyrinth of Skophos
18%inclusion2 decks11 decks
18%synergy
Academy Ruins
18%inclusion2 decks11 decks
-1%synergy
Thespian's Stage
18%inclusion2 decks11 decks
16%synergy
Great Hall of the Citadel
18%inclusion2 decks11 decks
18%synergy
Seafarer's Quay
18%inclusion2 decks11 decks
18%synergy
Hall of Storm Giants
9.1%inclusion1 decks11 decks
7%synergy
Zhalfirin Void
9.1%inclusion1 decks11 decks
8%synergy
Untaidake, the Cloud Keeper
9.1%inclusion1 decks11 decks
9%synergy
Tyrite Sanctum
9.1%inclusion1 decks11 decks
8%synergy
Vesuva
9.1%inclusion1 decks11 decks
7%synergy
Desert of the Mindful
9.1%inclusion1 decks11 decks
6%synergy
Mystifying Maze
9.1%inclusion1 decks11 decks
9%synergy
Deserted Temple
9.1%inclusion1 decks11 decks
8%synergy
Terrain Generator
9.1%inclusion1 decks11 decks
1%synergy
Sunken Palace
9.1%inclusion1 decks11 decks
5%synergy
The Surgical Bay
9.1%inclusion1 decks11 decks
8%synergy
Rogue's Passage
9.1%inclusion1 decks11 decks
-7%synergy
Mana Artifacts
Sol Ring
64%inclusion7 decks11 decks
-21%synergy
Relic of Legends
55%inclusion6 decks11 decks
52%synergy
Patriar's Seal
55%inclusion6 decks11 decks
52%synergy
Midnight Clock
55%inclusion6 decks11 decks
35%synergy
Arcane Signet
45%inclusion5 decks11 decks
-19%synergy
Mox Amber
36%inclusion4 decks11 decks
29%synergy
Thought Vessel
36%inclusion4 decks11 decks
-15%synergy
Sky Diamond
27%inclusion3 decks11 decks
5%synergy
Throne of Eldraine
27%inclusion3 decks11 decks
19%synergy
Crystal Skull, Isu Spyglass
27%inclusion3 decks11 decks
22%synergy
Mind Stone
27%inclusion3 decks11 decks
-7%synergy
Caged Sun
18%inclusion2 decks11 decks
8%synergy
Everflowing Chalice
18%inclusion2 decks11 decks
2%synergy
Commander's Sphere
18%inclusion2 decks11 decks
10%synergy
Decanter of Endless Water
18%inclusion2 decks11 decks
5%synergy
The Irencrag
18%inclusion2 decks11 decks
17%synergy
Five Hundred Year Diary
18%inclusion2 decks11 decks
17%synergy
Thran Dynamo
18%inclusion2 decks11 decks
5%synergy
Bender's Waterskin
17%inclusion1 decks6 decks
4%synergy
Strixhaven Stadium
9.1%inclusion1 decks11 decks
8%synergy
Hedron Archive
9.1%inclusion1 decks11 decks
4%synergy
Eye of Ramos
9.1%inclusion1 decks11 decks
9%synergy
Star Compass
9.1%inclusion1 decks11 decks
8%synergy
Honor-Worn Shaku
9.1%inclusion1 decks11 decks
8%synergy
Nyx Lotus
9.1%inclusion1 decks11 decks
6%synergy
Lands
Island
100%inclusion11 decks11 decks
6%synergy
Myriad Landscape
45%inclusion5 decks11 decks
21%synergy
Plaza of Heroes
36%inclusion4 decks11 decks
36%synergy
The Grey Havens
27%inclusion3 decks11 decks
27%synergy
Terramorphic Expanse
18%inclusion2 decks11 decks
15%synergy
Evolving Wilds
18%inclusion2 decks11 decks
14%synergy
Urza's Cave
9.1%inclusion1 decks11 decks
5%synergy
Abstergo Entertainment
9.1%inclusion1 decks11 decks
8%synergy
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