K-9, Mark I (Commander) - Upgraded

K-9, Mark I
Rank #3,963
10decks
As CommanderAs PartnerAs CardAverage DeckDecks
Bracket
All1234
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Ioreth of the Healing House
90%inclusion9 decks10 decks
86%synergy
Rivendell
80%inclusion8 decks10 decks
70%synergy
Bident of Thassa
70%inclusion7 decks10 decks
57%synergy
Heroes' Podium
50%inclusion5 decks10 decks
50%synergy
Iymrith, Desert Doom
50%inclusion5 decks10 decks
50%synergy
Callaphe, Beloved of the Sea
50%inclusion5 decks10 decks
49%synergy
Sakashima the Impostor
50%inclusion5 decks10 decks
47%synergy
Teferi, Mage of Zhalfir
50%inclusion5 decks10 decks
47%synergy
Castle Vantress
60%inclusion6 decks10 decks
42%synergy
Ponder
70%inclusion7 decks10 decks
41%synergy
Top Cards
Counterspell
90%inclusion9 decks10 decks
24%synergy
Brainstorm
80%inclusion8 decks10 decks
39%synergy
Sapphire Medallion
70%inclusion7 decks10 decks
10%synergy
Rapid Hybridization
60%inclusion6 decks10 decks
25%synergy
High Tide
60%inclusion6 decks10 decks
16%synergy
Frantic Search
60%inclusion6 decks10 decks
28%synergy
Aetherize
60%inclusion6 decks10 decks
28%synergy
Pongify
60%inclusion6 decks10 decks
19%synergy
Preordain
50%inclusion5 decks10 decks
27%synergy
Arcane Denial
50%inclusion5 decks10 decks
13%synergy
Game Changers
Cyclonic Rift
30%inclusion3 decks10 decks
-1%synergy
Fierce Guardianship
20%inclusion2 decks10 decks
-2%synergy
Thassa's Oracle
20%inclusion2 decks10 decks
8%synergy
Ancient Tomb
20%inclusion2 decks10 decks
9%synergy
Rhystic Study
20%inclusion2 decks10 decks
-11%synergy
Mystical Tutor
20%inclusion2 decks10 decks
-1%synergy
Narset, Parter of Veils
10%inclusion1 decks10 decks
1%synergy
The One Ring
10%inclusion1 decks10 decks
-2%synergy
Gifts Ungiven
10%inclusion1 decks10 decks
8%synergy
Creatures
The Reality Chip
50%inclusion5 decks10 decks
38%synergy
Eluge, the Shoreless Sea
40%inclusion4 decks10 decks
32%synergy
Baral, Chief of Compliance
40%inclusion4 decks10 decks
30%synergy
Esior, Wardwing Familiar
40%inclusion4 decks10 decks
37%synergy
The Peregrine Dynamo
40%inclusion4 decks10 decks
40%synergy
Empress Galina
40%inclusion4 decks10 decks
39%synergy
Grazilaxx, Illithid Scholar
40%inclusion4 decks10 decks
38%synergy
The Mechanist, Aerial Artisan
40%inclusion2 decks5 decks
37%synergy
Kira, Great Glass-Spinner
40%inclusion4 decks10 decks
37%synergy
Nezahal, Primal Tide
40%inclusion4 decks10 decks
33%synergy
Emeritus of Ideation
33%inclusion1 decks3 decks
30%synergy
Malcolm, Alluring Scoundrel
30%inclusion3 decks10 decks
25%synergy
Solemn Simulacrum
30%inclusion3 decks10 decks
10%synergy
Thassa, God of the Sea
30%inclusion3 decks10 decks
27%synergy
Adric, Mathematical Genius
30%inclusion3 decks10 decks
29%synergy
Unctus, Grand Metatect
30%inclusion3 decks10 decks
25%synergy
Mockingbird
30%inclusion3 decks10 decks
25%synergy
Jin-Gitaxias, Progress Tyrant
30%inclusion3 decks10 decks
23%synergy
Kiora, the Rising Tide
30%inclusion3 decks10 decks
27%synergy
Gogo, Master of Mimicry
29%inclusion2 decks7 decks
26%synergy
Fblthp, the Lost
20%inclusion2 decks10 decks
19%synergy
Malcator's Watcher
20%inclusion2 decks10 decks
19%synergy
Skill Borrower
20%inclusion2 decks10 decks
20%synergy
Alandra, Sky Dreamer
20%inclusion2 decks10 decks
13%synergy
Spark Double
20%inclusion2 decks10 decks
7%synergy
Ledger Shredder
20%inclusion2 decks10 decks
13%synergy
Urza, Lord High Artificer
20%inclusion2 decks10 decks
12%synergy
Ascendant Spirit
20%inclusion2 decks10 decks
20%synergy
Clever Impersonator
20%inclusion2 decks10 decks
14%synergy
Aarakocra Sneak
20%inclusion2 decks10 decks
20%synergy
Minn, Wily Illusionist
20%inclusion2 decks10 decks
17%synergy
Silent Hallcreeper
20%inclusion2 decks10 decks
15%synergy
Chasm Skulker
20%inclusion2 decks10 decks
6%synergy
Rayne, Academy Chancellor
20%inclusion2 decks10 decks
20%synergy
Mathise, Surge Channeler
20%inclusion2 decks10 decks
20%synergy
Aquamoeba
20%inclusion2 decks10 decks
20%synergy
Memnarch
20%inclusion2 decks10 decks
18%synergy
Tetsuko Umezawa, Fugitive
20%inclusion2 decks10 decks
18%synergy
Toothy, Imaginary Friend
20%inclusion2 decks10 decks
17%synergy
Kami of the Crescent Moon
20%inclusion2 decks10 decks
18%synergy
Phyrexian Metamorph
20%inclusion2 decks10 decks
0%synergy
Cosima, God of the Voyage
20%inclusion2 decks10 decks
19%synergy
Sicarian Infiltrator
20%inclusion2 decks10 decks
20%synergy
Beguiler of Wills
20%inclusion2 decks10 decks
19%synergy
Piper Wright, Publick Reporter
20%inclusion2 decks10 decks
19%synergy
Hermitic Nautilus
20%inclusion2 decks10 decks
20%synergy
Venser, Shaper Savant
20%inclusion2 decks10 decks
14%synergy
Traxos, Scourge of Kroog
20%inclusion2 decks10 decks
19%synergy
Looter il-Kor
20%inclusion2 decks10 decks
18%synergy
Gadwick, the Wizened
20%inclusion2 decks10 decks
17%synergy
Instants
An Offer You Can't Refuse
50%inclusion5 decks10 decks
11%synergy
Negate
40%inclusion4 decks10 decks
3%synergy
Reality Shift
40%inclusion4 decks10 decks
14%synergy
Divergent Equation
33%inclusion1 decks3 decks
32%synergy
Desynchronization
30%inclusion3 decks10 decks
25%synergy
Glorious Gale
30%inclusion3 decks10 decks
29%synergy
Archmage's Charm
30%inclusion3 decks10 decks
13%synergy
Dreadful as the Storm
20%inclusion2 decks10 decks
20%synergy
Soothing of Sméagol
20%inclusion2 decks10 decks
20%synergy
Twisted Image
20%inclusion2 decks10 decks
17%synergy
Mana Drain
20%inclusion2 decks10 decks
-7%synergy
Theoretical Duplication
20%inclusion2 decks10 decks
19%synergy
Lost Days
20%inclusion1 decks5 decks
19%synergy
Spell Pierce
10%inclusion1 decks10 decks
1%synergy
Unsummon
10%inclusion1 decks10 decks
6%synergy
Disallow
10%inclusion1 decks10 decks
3%synergy
Swan Song
10%inclusion1 decks10 decks
-18%synergy
Tale's End
10%inclusion1 decks10 decks
7%synergy
Reins of Power
10%inclusion1 decks10 decks
8%synergy
Submerge
10%inclusion1 decks10 decks
9%synergy
Cackling Counterpart
10%inclusion1 decks10 decks
7%synergy
Confirm Suspicions
10%inclusion1 decks10 decks
9%synergy
Cryptic Command
10%inclusion1 decks10 decks
-2%synergy
Change the Equation
10%inclusion1 decks10 decks
10%synergy
Essence Capture
10%inclusion1 decks10 decks
8%synergy
Disdainful Stroke
10%inclusion1 decks10 decks
5%synergy
Geistwave
10%inclusion1 decks10 decks
9%synergy
Consign to Memory
10%inclusion1 decks10 decks
9%synergy
Run Away Together
10%inclusion1 decks10 decks
6%synergy
Sapphire Charm
10%inclusion1 decks10 decks
9%synergy
Secrets of the Key
10%inclusion1 decks10 decks
10%synergy
Blue Sun's Zenith
10%inclusion1 decks10 decks
-1%synergy
Peel from Reality
10%inclusion1 decks10 decks
10%synergy
Opt
10%inclusion1 decks10 decks
-15%synergy
Turn to Frog
10%inclusion1 decks10 decks
10%synergy
Supreme Will
10%inclusion1 decks10 decks
9%synergy
Metamorphose
10%inclusion1 decks10 decks
10%synergy
Deduce
10%inclusion1 decks10 decks
8%synergy
Sorceries
Arwen's Gift
40%inclusion4 decks10 decks
40%synergy
Lórien Revealed
40%inclusion4 decks10 decks
32%synergy
Wisdom of Ages
33%inclusion1 decks3 decks
29%synergy
Serum Visions
30%inclusion3 decks10 decks
21%synergy
Irenicus's Vile Duplication
20%inclusion2 decks10 decks
12%synergy
Windfall
20%inclusion2 decks10 decks
-2%synergy
Horses of the Bruinen
20%inclusion2 decks10 decks
20%synergy
Birthday Escape
20%inclusion2 decks10 decks
19%synergy
Karn's Temporal Sundering
20%inclusion2 decks10 decks
18%synergy
Ember Island Production
20%inclusion1 decks5 decks
19%synergy
Stock Up
11%inclusion1 decks9 decks
6%synergy
Political Trickery
10%inclusion1 decks10 decks
10%synergy
Stealth Mission
10%inclusion1 decks10 decks
10%synergy
Echo Storm
10%inclusion1 decks10 decks
9%synergy
Inevitable Betrayal
10%inclusion1 decks10 decks
9%synergy
Visions of Duplicity
10%inclusion1 decks10 decks
10%synergy
Nanogene Conversion
10%inclusion1 decks10 decks
8%synergy
River's Rebuke
10%inclusion1 decks10 decks
7%synergy
Flood of Recollection
10%inclusion1 decks10 decks
8%synergy
Hard Evidence
10%inclusion1 decks10 decks
8%synergy
Exhaustion
10%inclusion1 decks10 decks
10%synergy
Quantum Misalignment
10%inclusion1 decks10 decks
6%synergy
Enter the Infinite
10%inclusion1 decks10 decks
5%synergy
Sakashima's Will
10%inclusion1 decks10 decks
9%synergy
Fabricate
10%inclusion1 decks10 decks
-11%synergy
Press for Answers
10%inclusion1 decks10 decks
10%synergy
Curse of the Swine
10%inclusion1 decks10 decks
-1%synergy
Power of Persuasion
10%inclusion1 decks10 decks
10%synergy
Said // Done
10%inclusion1 decks10 decks
10%synergy
Inaction Injunction
10%inclusion1 decks10 decks
10%synergy
Time Stretch
10%inclusion1 decks10 decks
6%synergy
Finale of Revelation
10%inclusion1 decks10 decks
3%synergy
Quasiduplicate
10%inclusion1 decks10 decks
7%synergy
Rite of Replication
10%inclusion1 decks10 decks
3%synergy
Utility Artifacts
Swiftfoot Boots
40%inclusion4 decks10 decks
12%synergy
Lightning Greaves
40%inclusion4 decks10 decks
14%synergy
Blackblade Reforged
40%inclusion4 decks10 decks
36%synergy
Champion's Helm
40%inclusion4 decks10 decks
38%synergy
Mirror Box
30%inclusion3 decks10 decks
27%synergy
Mithril Coat
30%inclusion3 decks10 decks
27%synergy
Brotherhood Regalia
20%inclusion2 decks10 decks
18%synergy
Helm of the Host
20%inclusion2 decks10 decks
16%synergy
Excalibur, Sword of Eden
20%inclusion2 decks10 decks
19%synergy
Ichormoon Gauntlet
20%inclusion2 decks10 decks
18%synergy
Kefnet's Monument
20%inclusion2 decks10 decks
14%synergy
Confession Dial
20%inclusion2 decks10 decks
20%synergy
Hero's Blade
20%inclusion2 decks10 decks
20%synergy
Crown of Gondor
20%inclusion2 decks10 decks
20%synergy
Commander's Plate
10%inclusion1 decks10 decks
5%synergy
Sword of the Animist
10%inclusion1 decks10 decks
5%synergy
Assassin Gauntlet
10%inclusion1 decks10 decks
10%synergy
Blade of Selves
10%inclusion1 decks10 decks
8%synergy
Konda's Banner
10%inclusion1 decks10 decks
10%synergy
Bloodthirsty Blade
10%inclusion1 decks10 decks
10%synergy
Quietus Spike
10%inclusion1 decks10 decks
9%synergy
Tamiyo's Journal
10%inclusion1 decks10 decks
9%synergy
Cloud Key
10%inclusion1 decks10 decks
3%synergy
Thran Temporal Gateway
10%inclusion1 decks10 decks
10%synergy
Sword of the Chosen
10%inclusion1 decks10 decks
10%synergy
Ace's Baseball Bat
10%inclusion1 decks10 decks
10%synergy
Ransom Note
10%inclusion1 decks10 decks
10%synergy
Bitterthorn, Nissa's Animus
10%inclusion1 decks10 decks
9%synergy
Sculpting Steel
10%inclusion1 decks10 decks
3%synergy
Weatherlight
10%inclusion1 decks10 decks
9%synergy
Mirror of Galadriel
10%inclusion1 decks10 decks
10%synergy
Mirror Gallery
10%inclusion1 decks10 decks
10%synergy
Andúril, Flame of the West
10%inclusion1 decks10 decks
10%synergy
Magnifying Glass
10%inclusion1 decks10 decks
10%synergy
Mjölnir, Storm Hammer
10%inclusion1 decks10 decks
9%synergy
Hero's Heirloom
10%inclusion1 decks10 decks
10%synergy
Thaumatic Compass
10%inclusion1 decks10 decks
9%synergy
Enchantments
Wizard Class
40%inclusion4 decks10 decks
23%synergy
Combat Research
40%inclusion4 decks10 decks
38%synergy
Ominous Seas
30%inclusion3 decks10 decks
19%synergy
Propaganda
30%inclusion3 decks10 decks
-2%synergy
Retro-Mutation
25%inclusion1 decks4 decks
24%synergy
Storm of Saruman
20%inclusion2 decks10 decks
19%synergy
Mystic Remora
20%inclusion2 decks10 decks
-6%synergy
Scroll of Isildur
20%inclusion2 decks10 decks
19%synergy
Teferi's Ageless Insight
20%inclusion2 decks10 decks
3%synergy
Aqueous Form
20%inclusion2 decks10 decks
14%synergy
Imprisoned in the Moon
20%inclusion2 decks10 decks
8%synergy
Psychic Impetus
20%inclusion2 decks10 decks
19%synergy
Honest Work
20%inclusion1 decks5 decks
19%synergy
Cryoshatter
17%inclusion1 decks6 decks
16%synergy
Backfire
10%inclusion1 decks10 decks
10%synergy
Trail of Evidence
10%inclusion1 decks10 decks
9%synergy
Alexi's Cloak
10%inclusion1 decks10 decks
10%synergy
Estrid's Invocation
10%inclusion1 decks10 decks
9%synergy
Contempt
10%inclusion1 decks10 decks
10%synergy
Ichthyomorphosis
10%inclusion1 decks10 decks
9%synergy
Copy Enchantment
10%inclusion1 decks10 decks
8%synergy
Betrayal
10%inclusion1 decks10 decks
10%synergy
Marit Lage's Slumber
10%inclusion1 decks10 decks
10%synergy
Witness Protection
10%inclusion1 decks10 decks
4%synergy
Spreading Seas
10%inclusion1 decks10 decks
9%synergy
Agoraphobia
10%inclusion1 decks10 decks
10%synergy
Leyline of Singularity
10%inclusion1 decks10 decks
10%synergy
Bubble Snare
10%inclusion1 decks10 decks
10%synergy
Dictate of Kruphix
10%inclusion1 decks10 decks
7%synergy
Curse of Verbosity
10%inclusion1 decks10 decks
9%synergy
Hold for Questioning
10%inclusion1 decks10 decks
10%synergy
Verity Circle
10%inclusion1 decks10 decks
9%synergy
Illusory Gains
10%inclusion1 decks10 decks
10%synergy
Air Bladder
10%inclusion1 decks10 decks
10%synergy
Case of the Filched Falcon
10%inclusion1 decks10 decks
10%synergy
Extravagant Replication
10%inclusion1 decks10 decks
7%synergy
Unable to Scream
10%inclusion1 decks10 decks
7%synergy
Nerd Rage
10%inclusion1 decks10 decks
7%synergy
Chronic Flooding
10%inclusion1 decks10 decks
10%synergy
Sleep with the Fishes
10%inclusion1 decks10 decks
10%synergy
Weakstone's Subjugation
10%inclusion1 decks10 decks
10%synergy
Curious Inquiry
10%inclusion1 decks10 decks
10%synergy
Chant of the Skifsang
10%inclusion1 decks10 decks
10%synergy
Vesuvan Duplimancy
10%inclusion1 decks10 decks
6%synergy
Omniscience
10%inclusion1 decks10 decks
1%synergy
Followed Footsteps
10%inclusion1 decks10 decks
9%synergy
Ballad of the Black Flag
10%inclusion1 decks10 decks
10%synergy
Confounding Conundrum
10%inclusion1 decks10 decks
9%synergy
Planeswalkers
Jace Beleren
20%inclusion2 decks10 decks
17%synergy
Kasmina, Enigmatic Mentor
20%inclusion2 decks10 decks
19%synergy
Jace, the Mind Sculptor
20%inclusion2 decks10 decks
17%synergy
Vronos, Masked Inquisitor
20%inclusion2 decks10 decks
20%synergy
Teferi, Temporal Archmage
20%inclusion2 decks10 decks
19%synergy
Jace, Wielder of Mysteries
20%inclusion2 decks10 decks
5%synergy
Teferi, Temporal Pilgrim
20%inclusion2 decks10 decks
15%synergy
Mordenkainen
20%inclusion2 decks10 decks
17%synergy
Teferi, Master of Time
20%inclusion2 decks10 decks
16%synergy
Jace, Cunning Castaway
10%inclusion1 decks10 decks
9%synergy
Teferi, Timeless Voyager
10%inclusion1 decks10 decks
10%synergy
Jace, Mirror Mage
10%inclusion1 decks10 decks
9%synergy
Utility Lands
Reliquary Tower
70%inclusion7 decks10 decks
14%synergy
Mystic Sanctuary
70%inclusion7 decks10 decks
20%synergy
Lonely Sandbar
50%inclusion5 decks10 decks
37%synergy
Otawara, Soaring City
50%inclusion5 decks10 decks
24%synergy
Nykthos, Shrine to Nyx
40%inclusion4 decks10 decks
23%synergy
Academy Ruins
30%inclusion3 decks10 decks
11%synergy
Minamo, School at Water's Edge
30%inclusion3 decks10 decks
17%synergy
War Room
30%inclusion3 decks10 decks
15%synergy
Dark Depths
20%inclusion2 decks10 decks
19%synergy
Temple of the False God
20%inclusion2 decks10 decks
11%synergy
Hall of Storm Giants
20%inclusion2 decks10 decks
18%synergy
Halimar Depths
20%inclusion2 decks10 decks
11%synergy
Urza's Saga
20%inclusion2 decks10 decks
3%synergy
Dungeon Descent
20%inclusion2 decks10 decks
20%synergy
Seafarer's Quay
20%inclusion2 decks10 decks
20%synergy
Agna Qel'a
20%inclusion1 decks5 decks
12%synergy
Thespian's Stage
10%inclusion1 decks10 decks
7%synergy
Great Hall of the Citadel
10%inclusion1 decks10 decks
10%synergy
Seat of the Synod
10%inclusion1 decks10 decks
-9%synergy
Tyrite Sanctum
10%inclusion1 decks10 decks
8%synergy
Nephalia Academy
10%inclusion1 decks10 decks
10%synergy
Mana Artifacts
Midnight Clock
60%inclusion6 decks10 decks
41%synergy
Sol Ring
60%inclusion6 decks10 decks
-25%synergy
Patriar's Seal
40%inclusion4 decks10 decks
38%synergy
Crystal Skull, Isu Spyglass
40%inclusion4 decks10 decks
35%synergy
Relic of Legends
40%inclusion4 decks10 decks
38%synergy
Thought Vessel
30%inclusion3 decks10 decks
-21%synergy
Caged Sun
30%inclusion3 decks10 decks
20%synergy
Arcane Signet
30%inclusion3 decks10 decks
-35%synergy
Throne of Eldraine
30%inclusion3 decks10 decks
21%synergy
Mox Amber
30%inclusion3 decks10 decks
23%synergy
Lapis Orb of Dragonkind
20%inclusion2 decks10 decks
20%synergy
Misleading Signpost
20%inclusion2 decks10 decks
16%synergy
Bender's Waterskin
17%inclusion1 decks6 decks
4%synergy
Mind Stone
10%inclusion1 decks10 decks
-24%synergy
Nyx Lotus
10%inclusion1 decks10 decks
7%synergy
Decanter of Endless Water
10%inclusion1 decks10 decks
-3%synergy
The Irencrag
10%inclusion1 decks10 decks
9%synergy
Laser Screwdriver
10%inclusion1 decks10 decks
10%synergy
Five Hundred Year Diary
10%inclusion1 decks10 decks
9%synergy
Altar of the Pantheon
10%inclusion1 decks10 decks
10%synergy
Sky Diamond
10%inclusion1 decks10 decks
-12%synergy
Lands
Island
80%inclusion8 decks10 decks
-14%synergy
Plaza of Heroes
20%inclusion2 decks10 decks
19%synergy
Myriad Landscape
20%inclusion2 decks10 decks
-4%synergy
Snow-Covered Island
20%inclusion2 decks10 decks
12%synergy
Abstergo Entertainment
10%inclusion1 decks10 decks
9%synergy
The Grey Havens
10%inclusion1 decks10 decks
9%synergy
About UsContactPrivacy PolicyTerms of Service
Space Cow MediaArchidektCardsphereCommander SpellbookFABRECSpellvoid
Space Cow MediaArchidektCommander's Herald
Commander SpellbookFABRECSpellvoid
EDHREC is unofficial Fan Content permitted under the Fan Content Policy. Not approved/endorsed by Wizards. Portions of the materials used are property of Wizards of the Coast. ©Wizards of the Coast LLC.
next@15 test