K-9, Mark I
$3.90
$3.90Legendary Artifact Creature — Robot Dog
How it feels to play against
Mildly Annoying
Some frustrating moments but still fun.
Popularity
Niche Pick
Less common, brings surprise factor.
Ranking
#3806
Current Rank
#3898
Last Week
#3545
Last Month
Mono-Blue Combos
Debut Set
Decks on Moxfield
Decks on Archidekt
Scryfall
CardmarketVideos
Commander gameplay videos featuring K-9, Mark I.
cEDH GAMEPLAY, ALMOST TO 1K SUBS! KRARK THRASIOS X K 9 14TH DR X GITROG MONSTER X NARU MEHA
cEDH GAMEPLAY, WHAT THE FRINGE! ROON X TYMNA KRARK X NARU X THE FOURTEENTH DOCTOR K 9
Can't think of a title but it was a sweet game - Cedh - War Doctor/K-9 vs Xolatoyac vs Lonis vs Godo
Say NO to Wheels - Cedh Gameplay - 14th Doctor Vs Malcolm/Vialsmasher Vs Tymna/Jeska Vs Jeska/Ishai
Doctor Commanders
K-9, Mark I can be the companion for any of these 17 Doctors.
The War Doctor
The Fourteenth Doctor
The Second Doctor
The Fifteenth Doctor
The Eleventh Doctor
The Third Doctor
The Fourth Doctor
The Fugitive Doctor
The Twelfth Doctor
The Tenth Doctor
The Sixth Doctor
The Eighth Doctor
The Fifth Doctor
The First Doctor
The Ninth Doctor
The Seventh Doctor
The Thirteenth DoctorHigh Synergy Cards
Cards that work exceptionally well with K-9, Mark I's abilities and overall game plan.
Ioreth of the Healing House+70% Synergy
$0.27
Rivendell+57% Synergy
$1.46
Iymrith, Desert Doom+56% Synergy
$1.07
Callaphe, Beloved of the Sea+44% Synergy
$0.16
Combat Research+43% Synergy
$0.49
Thassa, God of the Sea+42% Synergy
$3.01
Grazilaxx, Illithid Scholar+41% Synergy
$1.94
Nezahal, Primal Tide+40% Synergy
$9.63
Arwen's Gift+38% Synergy
$0.22
The Reality Chip+37% Synergy
$3.69
Top Cards
The most popular and reliable cards that form the backbone of successful K-9, Mark I decks.
Bident of Thassa+36% Synergy
$0.41
Aetherize+30% Synergy
$0.47
Ponder+16% Synergy
$1.40
Brainstorm+14% Synergy
$1.35
Pongify+12% Synergy
$1.93
An Offer You Can't Refuse+10% Synergy
$2.44
Rapid Hybridization+8% Synergy
$0.72
Sapphire Medallion+6% Synergy
$5.80
High Tide+3% Synergy
$0.94
Counterspell-9% Synergy
$2.09
Game Changers
Powerful cards that can single-handedly turn the tide of a game when resolved.
Cyclonic Rift-3% Synergy
$41.18
Fierce Guardianship-4% Synergy
$52.78
Ancient Tomb-5% Synergy
$111.70
Mystical Tutor-6% Synergy
$15.76
Rhystic Study-21% Synergy
$58.42
Creatures
Essential creatures that complement K-9, Mark I's strategy through synergy, utility, or raw power.
Teferi, Mage of Zhalfir+37% Synergy
$3.17
Kira, Great Glass-Spinner+33% Synergy
$5.82
Eluge, the Shoreless Sea+32% Synergy
$2.06
Atemsis, All-Seeing+31% Synergy
$0.34
Sun Quan, Lord of Wu+30% Synergy
$7.84
Malcolm, Alluring Scoundrel+28% Synergy
$3.99
Kairi, the Swirling Sky+28% Synergy
$0.76
Adric, Mathematical Genius+28% Synergy
$0.33
The Blue Spirit+28% Synergy
$1.80
Unctus, Grand Metatect+25% Synergy
$0.35
Sakashima the Impostor+21% Synergy
$16.84
Esior, Wardwing Familiar+21% Synergy
$0.59
Piper Wright, Publick Reporter+21% Synergy
$0.35
Venser, Shaper Savant+20% Synergy
$1.07
Kiora, the Rising Tide+19% Synergy
$0.58
Ultimecia, Temporal Threat+19% Synergy
$0.52
The Peregrine Dynamo+19% Synergy
$2.75
Gadwick, the Wizened+18% Synergy
$0.43
Thryx, the Sudden Storm+18% Synergy
$0.18
Empress Galina+18% Synergy
$10.94
Baral, Chief of Compliance+17% Synergy
$2.31
Jin-Gitaxias, Progress Tyrant+16% Synergy
$9.55
Jin-Gitaxias+16% Synergy
$12.10
Curie, Emergent Intelligence+16% Synergy
$0.33
Lu Xun, Scholar General+16% Synergy
$0.47
Jill, Shiva's Dominant+14% Synergy
$0.37
Forecasting Fortune Teller+14% Synergy
$0.09
Sakashima of a Thousand Faces+13% Synergy
$31.14
Artificer's Assistant+13% Synergy
$0.17
The Mindskinner+13% Synergy
$1.97
Vnwxt, Verbose Host+13% Synergy
$0.39
Lorthos, the Tidemaker+13% Synergy
$0.28
Arcanis the Omnipotent+12% Synergy
$0.18
Jin-Gitaxias, Core Augur+12% Synergy
$11.36
The Mechanist, Aerial Artisan+12% Synergy
$0.25
Volo, Itinerant Scholar+12% Synergy
$0.42
Jhoira's Familiar+11% Synergy
$1.88
Ulamog, the Ceaseless Hunger+11% Synergy
$22.16
Osgood, Operation Double+11% Synergy
$0.23
Hope of Ghirapur+11% Synergy
$2.84
Cosima, God of the Voyage+11% Synergy
$0.98
Spider-Man 2099, Miguel O'Hara+11% Synergy
$7.51
Solemn Simulacrum+9% Synergy
$0.30
Tetsuko Umezawa, Fugitive+9% Synergy
$0.17
Starwinder+7% Synergy
$1.12
Mockingbird+6% Synergy
$2.93
Urza, Lord High Artificer+4% Synergy
$13.77
Emry, Lurker of the Loch0% Synergy
$0.48
Talrand, Sky Summoner-2% Synergy
$0.42
Phyrexian Metamorph-7% Synergy
$2.30
Instants
Key instant-speed responses for protection, removal, and keeping K-9, Mark I safe.
Desynchronization+28% Synergy
$4.66
Glorious Gale+16% Synergy
$0.21
Louisoix's Sacrifice+16% Synergy
$0.31
Archmage's Charm+14% Synergy
$1.22
Lost Days+14% Synergy
$0.15
Bounce Off+12% Synergy
$0.26
Reality Shift+11% Synergy
$0.30
Consider+11% Synergy
$0.29
Soothing of Sméagol+11% Synergy
$0.09
Wash Away+10% Synergy
$0.59
Magic Damper+10% Synergy
$0.19
Deduce+10% Synergy
$0.09
Twiddle+9% Synergy
$0.54
Dreadful as the Storm+9% Synergy
$0.07
Frantic Search+8% Synergy
$0.44
Spell Pierce+8% Synergy
$0.29
Stoic Rebuttal+7% Synergy
$0.26
Phantom Interference+7% Synergy
$0.22
Envelop+7% Synergy
$2.68
Secrets of the Key+7% Synergy
$0.09
Confirm Suspicions+7% Synergy
$0.31
Vault Skyward+7% Synergy
$0.13
Opt+6% Synergy
$0.22
Twisted Image+6% Synergy
$0.37
Tale's End+6% Synergy
$3.29
Mystic Confluence+5% Synergy
$0.84
Disallow+5% Synergy
$1.66
Sublime Epiphany+5% Synergy
$0.30
Cerulean Wisps+4% Synergy
$1.04
Cryptic Command+3% Synergy
$5.66
Dispel+3% Synergy
$0.39
Slip Out the Back+2% Synergy
$3.85
Evacuation+2% Synergy
$0.29
Silundi Vision+2% Synergy
$0.51
Shore Up+2% Synergy
$0.25
March of Swirling Mist-1% Synergy
$1.26
Into the Flood Maw-1% Synergy
$1.59
Negate-2% Synergy
$0.06
Arcane Denial-3% Synergy
$2.03
Rewind-3% Synergy
$0.43
Muddle the Mixture-6% Synergy
$1.97
Mana Drain-8% Synergy
$50.42
Swan Song-12% Synergy
$8.38
Sorceries
Important sorcery spells that advance K-9, Mark I's game plan and control the board.
Birthday Escape+20% Synergy
$0.22
Preordain+17% Synergy
$0.57
Serum Visions+14% Synergy
$1.39
Karn's Temporal Sundering+14% Synergy
$1.37
Lórien Revealed+13% Synergy
$2.76
Will of the Temur+13% Synergy
$0.51
Void Snare+9% Synergy
$0.15
Ravenform+8% Synergy
$0.35
Hard Evidence+8% Synergy
$0.18
Enter the Enigma+7% Synergy
$0.24
Quasiduplicate+7% Synergy
$0.41
Horses of the Bruinen+7% Synergy
$0.12
Press for Answers+7% Synergy
$0.05
Quantum Misalignment+6% Synergy
$14.31
Traverse Eternity+6% Synergy
$0.40
Ember Island Production+6% Synergy
$0.26
Time Stretch+5% Synergy
$3.81
Careful Study+5% Synergy
$4.62
Devastation Tide+5% Synergy
$0.47
Irenicus's Vile Duplication+4% Synergy
$7.65
Windfall-6% Synergy
$5.37
Utility Artifacts
Versatile artifacts that provide ongoing value, card selection, or strategic advantages.
Champion's Helm+36% Synergy
$1.94
Heroes' Podium+36% Synergy
$0.52
Blackblade Reforged+31% Synergy
$3.99
Excalibur, Sword of Eden+28% Synergy
$14.19
Helm of the Host+20% Synergy
$10.91
Mirror of Galadriel+19% Synergy
$0.23
Mithril Coat+18% Synergy
$28.23
The Key to the Vault+17% Synergy
$0.43
Mirror Box+16% Synergy
$4.84
Brotherhood Regalia+15% Synergy
$10.96
Kefnet's Monument+13% Synergy
$0.48
Swiftfoot Boots+12% Synergy
$1.85
Crown of Gondor+12% Synergy
$0.37
Colossus Hammer+11% Synergy
$1.87
Commander's Plate+10% Synergy
$44.24
Candlestick+9% Synergy
$0.06
Thran Temporal Gateway+9% Synergy
$0.47
Magnifying Glass+9% Synergy
$0.08
Confession Dial+9% Synergy
$0.19
Weatherlight+9% Synergy
$1.87
Wayfarer's Bauble+8% Synergy
$0.28
Quietus Spike+8% Synergy
$2.08
Sword of Feast and Famine+8% Synergy
$40.21
The Indomitable+7% Synergy
$0.68
Bessie, the Doctor's Roadster+7% Synergy
$0.31
Sword of the Chosen+7% Synergy
$0.38
Dragonfire Blade+7% Synergy
$1.41
Fire Nation Warship+7% Synergy
$0.14
Hero's Blade+7% Synergy
$0.22
Tamiyo's Journal+6% Synergy
$1.94
Bloodforged Battle-Axe+6% Synergy
$2.18
Mjölnir, Storm Hammer+6% Synergy
$2.09
Waterbending Scroll+5% Synergy
$0.27
Lavaspur Boots+5% Synergy
$0.95
Voltaic Key+4% Synergy
$2.77
Manifold Key+3% Synergy
$1.05
Sword of the Animist+2% Synergy
$8.56
Lightning Greaves-7% Synergy
$4.56
Enchantments
Powerful enchantments that support K-9, Mark I's strategy and create lasting battlefield effects.
Aqueous Form+26% Synergy
$0.42
Imprisoned in the Moon+21% Synergy
$0.35
Teferi's Ageless Insight+19% Synergy
$3.42
Wizard Class+16% Synergy
$1.69
Leyline of Singularity+14% Synergy
$4.64
Sleep Magic+12% Synergy
$0.10
Curious Inquiry+11% Synergy
$0.14
Ominous Seas+10% Synergy
$1.44
Witness Protection+9% Synergy
$0.26
Curiosity+9% Synergy
$0.74
Case of the Filched Falcon+9% Synergy
$0.07
Scroll of Isildur+9% Synergy
$0.54
Ballad of the Black Flag+9% Synergy
$0.28
Telepathy+8% Synergy
$1.45
Storm of Saruman+8% Synergy
$3.00
Hold for Questioning+7% Synergy
$0.12
Marit Lage's Slumber+7% Synergy
$0.62
Thassa's Ire+7% Synergy
$0.17
Betrayal+7% Synergy
$0.32
Stormchaser's Talent+6% Synergy
$5.75
Aether Tunnel+6% Synergy
$0.86
Curious Obsession+6% Synergy
$0.35
Trail of Evidence+6% Synergy
$0.25
Honest Work+6% Synergy
$0.23
Crab Umbra+6% Synergy
$0.36
Cryoshatter+5% Synergy
$0.12
Waterbender Ascension+4% Synergy
$0.61
Fortune Teller's Talent+4% Synergy
$0.40
Omniscience+3% Synergy
$6.39
Reconnaissance Mission+3% Synergy
$1.34
Coastal Piracy+3% Synergy
$1.22
Thopter Spy Network-1% Synergy
$1.65
Propaganda-2% Synergy
$3.22
Mystic Remora-5% Synergy
$10.63
Planeswalkers
Planeswalkers that work alongside K-9, Mark I to provide ongoing value and board presence.
Kaito, Cunning Infiltrator+15% Synergy
$3.08
Kasmina, Enigmatic Mentor+10% Synergy
$0.29
Mordenkainen+7% Synergy
$1.12
Teferi, Master of Time+5% Synergy
$8.76
Teferi, Temporal Pilgrim+4% Synergy
$3.97
Jace, the Mind Sculptor+4% Synergy
$17.30
Jace, Wielder of Mysteries-8% Synergy
$8.02
Utility Lands
Non-basic lands that offer additional utility beyond just mana production.
Minamo, School at Water's Edge+26% Synergy
$55.63
Castle Vantress+22% Synergy
$0.30
Lonely Sandbar+17% Synergy
$0.16
Seafarer's Quay+14% Synergy
$7.46
Dark Depths+13% Synergy
$2.28
Nykthos, Shrine to Nyx+12% Synergy
$43.73
Great Hall of the Citadel+12% Synergy
$0.30
Otawara, Soaring City+10% Synergy
$24.44
War Room+10% Synergy
$9.15
Hall of Storm Giants+10% Synergy
$0.63
Tyrite Sanctum+8% Synergy
$2.99
Agna Qel'a+7% Synergy
$1.08
Thespian's Stage+7% Synergy
$0.48
Labyrinth of Skophos+7% Synergy
$0.32
The Surgical Bay+6% Synergy
$0.19
Rogue's Passage+1% Synergy
$0.39
Academy Ruins0% Synergy
$9.07
Urza's Saga-2% Synergy
$37.08
Mystic Sanctuary-3% Synergy
$4.49
Halimar Depths-3% Synergy
$0.30
Temple of the False God-3% Synergy
$0.30
Mistrise Village-3% Synergy
$8.66
Seat of the Synod-4% Synergy
$0.65
Buried Ruin-5% Synergy
$0.36
Reliquary Tower-6% Synergy
$3.70
Mana Artifacts
Artifacts focused on mana acceleration and color fixing for consistent gameplay.
Relic of Legends+46% Synergy
$2.61
Patriar's Seal+38% Synergy
$3.98
Crystal Skull, Isu Spyglass+28% Synergy
$1.92
Midnight Clock+15% Synergy
$0.51
Throne of Eldraine+12% Synergy
$34.62
The Irencrag+11% Synergy
$0.92
Commander's Sphere+10% Synergy
$0.31
Mox Amber+9% Synergy
$71.00
Nyx Lotus+6% Synergy
$5.06
Five Hundred Year Diary+6% Synergy
$0.36
Caged Sun+3% Synergy
$3.60
Sky Diamond+1% Synergy
$0.21
Thran Dynamo+1% Synergy
$3.80
Decanter of Endless Water0% Synergy
$5.05
Bender's Waterskin-4% Synergy
$0.59
Mind Stone-9% Synergy
$0.30
Everflowing Chalice-9% Synergy
$0.30
Sol Ring-11% Synergy
$1.01
Fellwar Stone-13% Synergy
$1.06
Thought Vessel-16% Synergy
$2.55
Arcane Signet-17% Synergy
$0.37
Lands
The mana base foundation for K-9, Mark I decks, ensuring smooth and reliable mana development.
Plaza of Heroes+18% Synergy
$7.40
The Grey Havens+16% Synergy
$0.34
Daily Bugle Building+6% Synergy
$0.26
Snow-Covered Island+2% Synergy
$1.30
Silundi Vision+2% Synergy
$0.51
Myriad Landscape-2% Synergy
$0.28
Island-3% Synergy
$0.22
Similar Commanders
The following Commanders share a similar playing style, strategy, or theme like K-9, Mark I.
Brinelin, the Moon Kraken // Yoshimaru, Ever Faithful
Ludevic, Necro-Alchemist // Yoshimaru, Ever Faithful
The Fourth Doctor // Tegan Jovanka
The Thirteenth Doctor // Ian Chesterton
Shaun, Father of Synths
The Fourteenth Doctor // Martha Jones
Shaun & Rebecca, Agents
Jedit Ojanen, Mercenary
The Eleventh Doctor // K-9, Mark I
Bayek of Siwa
Hajar, Loyal Bodyguard
The Twelfth Doctor // Jamie McCrimmon
Djeru and Hazoret
Kolvori, God of Kinship
Sarevok, Deathbringer // Inspiring Leader
Shanid, Sleepers' Scourge
Legolas Greenleaf
The Fourteenth Doctor // Rose Noble
Bruse Tarl, Boorish Herder // Yoshimaru, Ever Faithful
Thancred Waters
Casal, Lurkwood Pathfinder
Peter Parker
Jodah, the Unifier
Éowyn, Fearless Knight
Senu, Keen-Eyed Protector
Niv-Mizzet, Guildpact
Alena, Kessig Trapper // Yoshimaru, Ever Faithful
Havi, the All-Father
Arvad the Cursed
Kamahl, Heart of Krosa // Yoshimaru, Ever Faithful
Frodo Baggins
The Fourteenth Doctor
The Sixth Doctor // Peri Brown
Ravos, Soultender // Yoshimaru, Ever Faithful
The Sixth Doctor // Jamie McCrimmon
The Fourteenth Doctor // Clara Oswald
The Fourteenth Doctor // Donna Noble
Aragorn, the Uniter
Kethis, the Hidden Hand
Reyhan, Last of the Abzan // Yoshimaru, Ever Faithful