| 19 | Kinjalli's Sunwing | Simon Dominic | White | R | Ixalan |
| 130 | Kinjalli's Sunwing | Simon Dominic | White | R | The Lost Caverns of Ixalan Commander |
| 14 | Kinsbaile Borderguard | Christopher Moeller | White | R | Morningtide |
| 29 | Kinsbaile Courier | Mila Pesic | White | C | Commander Legends |
| 232 | Kiora, Behemoth Beckoner | Jaime Jones | Blue/Green | U | War of the Spark |
| 40 | Kira, Great Glass-Spinner | Kev Walker | Blue | R | Betrayers of Kamigawa |
| 49 | Kira, Great Glass-Spinner | Kev Walker | Blue | R | Modern Masters |
| 154 | Kira, Great Glass-Spinner | Kev Walker | Blue | R | Jumpstart |
| 27 | Kitchen Finks | Kev Walker | White/Green | S | Ultimate Box Toppers |
| 190 | Kitchen Finks | Kev Walker | White/Green | U | Modern Masters |
| 216 | Kitchen Finks | Kev Walker | White/Green | U | Ultimate Masters |
| 229 | Kitchen Finks | Kev Walker | White/Green | U | Shadowmoor |
| 61 | Kitesail Larcenist | Sidharth Chaturvedi | Blue | R | The Lost Caverns of Ixalan |
| 364 | Kitesail Larcenist | Sidharth Chaturvedi | Blue | R | The Lost Caverns of Ixalan |
| 24 | Kithkin Billyrider | Zara Alfonso | White | C | March of the Machine |
| 26 | Kithkin Harbinger | Steve Prescott | White | U | Lorwyn |
| 27 | Kithkin Healer | Rebecca Guay | White | C | Lorwyn |
| 224 | Kithkin Mourncaller | Dominick Domingo | Green | U | Lorwyn |
| 16 | Kithkin Zephyrnaut | Quinton Hoover & Val Mayerik | White | C | Morningtide |
| 25 | Kitsune Blademaster | Keith Garletts | White | C | Champions of Kamigawa |
| 15 | Kitsune Bonesetter | Heather Hudson | White | C | Saviors of Kamigawa |
| 14 | Kitsune Palliator | Dave Dorman | White | U | Betrayers of Kamigawa |
| 29 | Kitsune Riftwalker | Pete Venters | White | C | Champions of Kamigawa |
| Kjeldoran Skyknight | Mark Poole | White | C | Ice Age |
| 51 | Klauth's Will | Olivier Bernard | Red/Green | R | Adventures in the Forgotten Realms Commander |
| 321 | Klauth's Will | Olivier Bernard | Red/Green | R | Adventures in the Forgotten Realms Commander |
| 220 | Klothys, God of Destiny | Magali Villeneuve | Red/Green | M | Theros Beyond Death |
| 14 | Knight Exemplar | Jason Chan | White | R | Duel Decks: Knights vs. Dragons |
| 20 | Knight Exemplar | Jason Chan | White | R | Magic 2011 |
| 192 | Knight Exemplar | Jason Chan | White | R | March of the Machine Commander |
| 183 | Knight of Autumn | Ryan Pancoast | White/Green | R | Guilds of Ravnica |
| 187 | Knight of Autumn | Ryan Pancoast | White/Green | R | Adventures in the Forgotten Realms Commander |
| Knight of Dawn | Ron Spencer | White | U | Tempest |
| 19 | Knight of Doves | Volkan Baga | White | U | Wilds of Eldraine |
| Knight of Dusk | Ron Spencer | Black | U | Tempest |
| 152 | Knight of Dusk | rk post | Black | U | Tenth Edition |
| 19 | Knight of the Keep | Bram Sels | White | C | Throne of Eldraine |
| 291 | Knight of the Keep | Nicholas Gregory | White | C | The Lord of the Rings: Tales of Middle Earth |
| Knight of the Mists | Harold McNeill | Blue | C | Visions |
| 20 | Knight of the Pilgrim's Road | David Gaillet | White | C | Magic Origins |
| 1 | Knight of the Reliquary | Wayne Reynolds | White/Green | M | Duel Decks: Knights vs. Dragons |
| 15 | Knight of the Reliquary | Michael Komarck | White/Green | R | Historic Anthology 2 |
| 113 | Knight of the Reliquary | Michael Komarck | White/Green | R | Conflux |
| 178 | Knight of the Reliquary | Michael Komarck | White/Green | R | Modern Masters |
| 203 | Knight of the Reliquary | Michael Komarck | White/Green | R | Iconic Masters |
| 379 | Knight of the Reliquary | Michael Komarck | White/Green | B | Time Spiral Remastered |
| 13 | Knight of the Widget | Emrah Elmasli | White | U | Unstable |
| Knight of Valor | Jeff Miracola | White | C | Visions |
| 17 | Knighted Myr | Izzy | White | C | Modern Horizons 2 |
| 36 | Knighted Myr | Izzy | White | C | Commander Masters |
| 12 | Knighthood | Kev Walker | White | U | Urza's Legacy |
| 25 | Knighthood | Greg & Tim Hildebrandt | White | U | Seventh Edition |
| 328 | Knights' Charge | Paul Scott Canavan | White/Black | R | Throne of Eldraine |
| 333 | Knights' Charge | Paul Scott Canavan | White/Black | R | March of the Machine Commander |
| 20 | Knockout Blow | Zoltan Boros | White | U | Streets of New Capenna |
| 99 | Knollspine Invocation | Dave Dorman | Red | R | Shadowmoor |
| 114 | Knotvine Mystic | Ariel Olivetti | White/Red/Green | U | Conflux |
| 199 | Kodama of the West Tree | Daarken | Green | M | Kamigawa: Neon Dynasty |
| 392 | Kodama of the West Tree | TAPI岡/TAPIOCA | Green | M | Kamigawa: Neon Dynasty |
| 477 | Kodama of the West Tree | Daarken | Green | M | Kamigawa: Neon Dynasty |
| 73 | Kodama's Reach | John Avon | Green | C | Zendikar Rising Commander |
| 120 | Kodama's Reach | Sam Burley | Green | C | Kamigawa: Neon Dynasty Commander |
| 134 | Kodama's Reach | Sam Burley | Green | C | Dominaria United Commander |
| 151 | Kodama's Reach | Heather Hudson | Green | C | Modern Masters |
| 154 | Kodama's Reach | Heather Hudson | Green | C | Commander 2017 |
| 155 | Kodama's Reach | Heather Hudson | Green | C | Commander 2016 |
| 163 | Kodama's Reach | Heather Hudson | Green | C | Magic: The Gathering-Commander |
| 171 | Kodama's Reach | John Avon | Green | C | Ultimate Masters |
| 180 | Kodama's Reach | John Avon | Green | C | Ikoria Commander |
| 188 | Kodama's Reach | Heather Hudson | Green | C | Commander 2015 |
| 196 | Kodama's Reach | Heather Hudson | Green | C | Outlaws of Thunder Junction Commander |
| 197 | Kodama's Reach | John Avon | Green | C | Commander 2021 |
| 225 | Kodama's Reach | Heather Hudson | Green | C | Champions of Kamigawa |
| 245 | Kodama's Reach | Heather Hudson | Green | C | The Lost Caverns of Ixalan Commander |
| 298 | Kodama's Reach | John Avon | Green | C | Streets of New Capenna Commander |
| 300 | Kodama's Reach | John Avon | Green | C | Commander Masters |
| 306 | Kodama's Reach | John Avon | Green | C | March of the Machine Commander |
| 429 | Kodama's Reach | John Avon | Green | C | Commander Legends |
| 649 | Kodama's Reach | Ron Spencer | Green | C | Commander Masters |
| 681 | Kodama's Reach | John Avon | Green | C | Commander Legends |
| 826 | Kodama's Reach | Sam Burley | Green | C | Commander Legends: Battle for Baldur's Gate |
| 144 | Kolaghan Forerunners | Jason A. Engle | Red | U | Dragons of Tarkir |
| 217 | Kolaghan Monument | Daniel Ljunggren | | U | Iconic Masters |
| 241 | Kolaghan Monument | Daniel Ljunggren | | U | Dragons of Tarkir |
| 17 | Kolaghan Warmonger | Andrew Mar | Red | U | March of the Machine: The Aftermath |
| 67 | Kolaghan Warmonger | Domenico Cava | Red | U | March of the Machine: The Aftermath |
| 117 | Kolaghan Warmonger | Andrew Mar | Red | U | March of the Machine: The Aftermath |
| 201 | Kolaghan Warmonger | Domenico Cava | Red | U | March of the Machine: The Aftermath |
| 21 | Kolaghan's Command | Daarken | Black/Red | R | Historic Anthology 5 |
| 224 | Kolaghan's Command | Daarken | Black/Red | R | Dragons of Tarkir |
| 239 | Kolaghan's Command | Daarken | Black/Red | R | Double Masters 2022 |
| 268 | Kolaghan's Command | Daarken | Black/Red | R | Modern Horizons 3 Commander |
| 381 | Kolaghan's Command | Alex Horley-Orlandelli | Black/Red | R | Double Masters 2022 |
| 515 | Kolaghan's Command | Daarken | Black/Red | R | Double Masters 2022 |
| 21 | Komainu Battle Armor | Nestor Ossandon Leal | Red | R | Kamigawa: Neon Dynasty Commander |
| 60 | Komainu Battle Armor | Nestor Ossandon Leal | Red | R | Kamigawa: Neon Dynasty Commander |
| 102 | Koma's Faithful | Caroline Gariba | Black | C | Kaldheim |
| 61 | Kopala, Warden of Waves | Magali Villeneuve | Blue | R | Ixalan |
| 160 | Kopala, Warden of Waves | Magali Villeneuve | Blue | R | The Lost Caverns of Ixalan Commander |
| 22 | Kor Celebrant | Jake Murray | White | C | Zendikar Rising |
| 9 | Kor Chant | John Matson | White | C | Exodus |
| 17 | Kor Chant | John Matson | White | U | Tempest Remastered |
| 73 | Kor Chant | Yohann Schepacz | White | C | Magic: The Gathering—Conspiracy |
| 87 | Kor Dirge | Alex Horley-Orlandelli | Black | U | Planar Chaos |
| 120 | Kor Dirge | Alex Horley-Orlandelli | Black | U | Time Spiral Remastered |
| 10 | Kor Hookmaster | Wayne Reynolds | White | C | Modern Masters 2017 Edition |
| 12 | Kor Hookmaster | Wayne Reynolds | White | C | Duel Decks: Elspeth vs. Tezzeret |
| 18 | Kor Hookmaster | Wayne Reynolds | White | C | Eternal Masters |
| 20 | Kor Hookmaster | Wayne Reynolds | White | C | Zendikar |
| 52 | Kor Hookmaster | Wayne Reynolds | White | C | Duel Decks: Speed vs. Cunning |
| 3 | Kor Sanctifiers | Dan Scott | White | C | Planechase |
| 22 | Kor Sanctifiers | Dan Scott | White | C | Zendikar |
| 73 | Kor Sanctifiers | Dan Scott | White | C | Commander 2015 |
| 76 | Kor Sanctifiers | Dan Scott | White | C | Commander 2014 |
| 23 | Kor Scythemaster | Ryan Pancoast | White | C | Oath of the Gatewatch |
| 24 | Kor Sky Climber | Victor Adame Minguez | White | C | Oath of the Gatewatch |
| 26 | Kosei, Penitent Warlord | Matt Stewart | Green | R | Kamigawa: Neon Dynasty Commander |
| 67 | Kosei, Penitent Warlord | Matt Stewart | Green | R | Kamigawa: Neon Dynasty Commander |
| 68 | Koth's Courier | Wayne Reynolds | Red | C | Mirrodin Besieged |
| 2 | Kotori, Pilot Prodigy | Aaron J. Riley | White/Blue | M | Kamigawa: Neon Dynasty Commander |
| 75 | Kotori, Pilot Prodigy | Aaron J. Riley | White/Blue | M | Kamigawa: Neon Dynasty Commander |
| 98 | Kozilek's Return | Lius Lasahido | Red | M | Oath of the Gatewatch |
| 214 | Kozilek's Return | Lius Lasahido | Red | M | Modern Horizons 3 Commander |
| 73 | Kozilek's Shrieker | Jason Felix | Black | C | Oath of the Gatewatch |
| 65 | Kozilek's Unsealing | Raph Lomotan | Blue | U | Modern Horizons 3 |
| 100 | Kragma Butcher | Daarken | Red | C | Born of the Gods |
| 97 | Krark-Clan Grunt | Thomas M. Baxa | Red | C | Mirrodin |
| 65 | Krark-Clan Stoker | Pete Venters | Red | C | Darksteel |
| 270 | Kraul Raider | Ben Wootten | Black | C | Guilds of Ravnica |
| 165 | Kraul Stinger | Randy Vargas | Green | C | War of the Spark |
| 135 | Krenko, Baron of Tin Street | Brian Valeza | Red | R | Murders at Karlov Manor |
| 350 | Krenko, Baron of Tin Street | Marko Manev | Red | R | Murders at Karlov Manor |
| 107 | Krenko, Tin Street Kingpin | Mark Behm | Red | R | Kamigawa: Neon Dynasty Commander |
| 124 | Krenko, Tin Street Kingpin | Mark Behm | Red | R | Dominaria United Commander |
| 137 | Krenko, Tin Street Kingpin | Mark Behm | Red | R | War of the Spark |
| 287 | Krenko, Tin Street Kingpin | Viko Menezes | Red | R | March of the Machine Commander |
| 152 | Krenko's Enforcer | Karl Kopinski | Red | C | Magic 2015 Core Set |
| 247 | Krosan Avenger | D. Alexander Gregory | Green | C | Odyssey |
| 167 | Krosan Druid | Bastien L. Deharme | Green | C | Dominaria |
| 53 | Krosan Grip | Minttu Hynninen | Green | R | Strixhaven Mystical Archive |
| 123 | Krosan Grip | Zoltan Boros & Gabor Szikszai | Green | U | Commander Anthology |
| 152 | Krosan Grip | Zoltan Boros & Gabor Szikszai | Green | U | Modern Masters |
| 153 | Krosan Grip | Zoltan Boros & Gabor Szikszai | Green | U | Commander 2013 Edition |
| 181 | Krosan Grip | Zoltan Boros & Gabor Szikszai | Green | U | Ikoria Commander |
| 189 | Krosan Grip | Zoltan Boros & Gabor Szikszai | Green | U | Commander 2015 |
| 198 | Krosan Grip | Zoltan Boros & Gabor Szikszai | Green | U | Commander 2021 |
| 202 | Krosan Grip | Zoltan Boros & Gabor Szikszai | Green | U | Time Spiral |
| 214 | Krosan Grip | Zoltan Boros & Gabor Szikszai | Green | U | Time Spiral Remastered |
| 130 | Krosan Restorer | Clyde Caldwell | Green | C | Torment |
| 168 | Krosan Restorer | Clyde Caldwell | Green | C | Dominaria Remastered |
| 123 | Krosan Warchief | Greg Hildebrandt | Green | U | Scourge |
| 155 | Krosan Warchief | Greg Hildebrandt | Green | U | Commander 2013 Edition |
| Krovikan Fetish | Heather Hudson | Black | C | Fifth Edition |
| Krovikan Fetish | Heather Hudson | Black | C | Ice Age |
| 100 | Krovikan Fetish | Heather Hudson | Black | C | Masters Edition II |
| Krovikan Plague | Liz Danforth | Black | U | Alliances |
| 63 | Krovikan Rot | Michael Sutfin | Black | U | Coldsnap |
| Krovikan Sorcerer | Pat Morrissey | Blue | C | Fifth Edition |
| Krovikan Sorcerer | Pat Morrissey | Blue | C | Ice Age |
| 51 | Krovikan Sorcerer | Pat Morrissey | Blue | C | Masters Edition II |
| 77 | Krovikan Sorcerer | Igor Kieryluk | Blue | C | Vintage Masters |
| 42 | Kruin Outlaw | David Rapoza | Red | R | Shadows of the Past |
| 152 | Kruin Outlaw | David Rapoza | Red | R | Innistrad |
| 129 | Kruphix's Insight | Igor Kieryluk | Green | C | Journey into Nyx |
| 155 | Kruphix's Insight | Igor Kieryluk | Green | C | Commander 2018 |
| Kudzu | Mark Poole | Green | R | Revised Edition |
| Kudzu | Mark Poole | Green | R | Unlimited Edition |
| Kudzu | Mark Poole | Green | R | Limited Edition Beta |
| Kudzu | Mark Poole | Green | R | Limited Edition Alpha |
| 159 | Kudzu | Mark Poole | Green | U | Masters Edition IV |
| 139 | Kuldotha Cackler | Maxime Minard | Red | C | Phyrexia: All Will Be One |
| 111 | Kumano's Blessing | Keith Garletts | Red | C | Betrayers of Kamigawa |
| 162 | Kumena, Tyrant of Orazca | Tyler Jacobson | Blue/Green | M | Rivals of Ixalan |
| 274 | Kumena, Tyrant of Orazca | Tyler Jacobson | Blue/Green | M | The Lost Caverns of Ixalan Commander |
| 222 | Kunoros, Hound of Athreos | Zezhou Chen | White/Black | R | Theros Beyond Death |
| 78 | Kuon, Ogre Ascendant | Hideaki Takamura | Black | R | Saviors of Kamigawa |
| 78 | Kuon's Essence | Hideaki Takamura | Black | R | Saviors of Kamigawa |
| 260 | Kusari-Gama | Tomas Giorello | | R | Champions of Kamigawa |
| 232 | Kutzil, Malamet Exemplar | Marie Magny | White/Green | U | The Lost Caverns of Ixalan |
| 304 | Kutzil, Malamet Exemplar | Pig Hands | White/Green | U | The Lost Caverns of Ixalan |
| 20 | Kutzil's Flanker | Michele Giorgi | White | R | The Lost Caverns of Ixalan |
| 355 | Kutzil's Flanker | Michele Giorgi | White | R | The Lost Caverns of Ixalan |
| 215 | Kylox's Voltstrider | Volkan Baga | Blue/Red | M | Murders at Karlov Manor |
| 417 | Kylox's Voltstrider | Volkan Baga | Blue/Red | M | Murders at Karlov Manor |
| 302 | Kyren Archive | Roger Raupp | | R | Mercadian Masques |
| 199 | Kyren Sniper | Carl Critchlow | Red | C | Mercadian Masques |
| 303 | Kyren Toy | Arnie Swekel | | R | Mercadian Masques |
| 25 | Kytheon's Tactics | Raymond Swanland | White | C | Magic Origins |
| 61 | Laboratory Maniac | Jason Felix | Blue | U | Ultimate Masters |
| 61 | Laboratory Maniac | Jason Felix | Blue | R | Innistrad |
| 309 | Laboratory Maniac | Jason Felix | Blue | B | Time Spiral Remastered |
| 87 | Laccolith Grunt | Arnie Swekel | Red | C | Nemesis |
| 184 | Lace with Moonglove | Rebecca Guay | Green | C | Conspiracy: Take the Crown |
| 225 | Lace with Moonglove | Rebecca Guay | Green | C | Lorwyn |
| Lady Evangela | Mark Poole | White/Blue/Black | R | Legends |
| 158 | Lady Evangela | Mark Poole | White/Blue/Black | U | Masters Edition III |
| 45 | Lady Sun | Miao Aili | Blue | R | Portal Three Kingdoms |
| 53 | Laelia, the Blade Reforged | Wisnu Tan | Red | R | Commander 2021 |
| 281 | Laelia, the Blade Reforged | Wisnu Tan | Red | R | Modern Horizons 3 |
| 368 | Laelia, the Blade Reforged | Tyler Walpole | Red | R | Modern Horizons 3 |
| 380 | Laelia, the Blade Reforged | Wisnu Tan | Red | R | Commander 2021 |
| 482 | Laelia, the Blade Reforged | Wisnu Tan | Red | R | Modern Horizons 3 |
| 801 | Laelia, the Blade Reforged | Wisnu Tan | Red | R | Commander Legends: Battle for Baldur's Gate |
| 29 | Lae'zel, Vlaakith's Champion | John Stanko | White | R | Commander Legends: Battle for Baldur's Gate |
| 378 | Lae'zel, Vlaakith's Champion | Justine Jones | White | R | Commander Legends: Battle for Baldur's Gate |
| 205 | Lagomos, Hand of Hatred | Tuan Duong Chu | Black/Red | U | Dominaria United |
| 304 | Lagomos, Hand of Hatred | Joe Esposito | Black/Red | U | Dominaria United |
| 345 | Lagomos, Hand of Hatred | Joe Esposito | Black/Red | U | Dominaria United |