| 31 | James, Wandering Dad | Wonchun Choi | Blue | R | Magic The Gathering—Fallout |
| 375 | James, Wandering Dad | Wonchun Choi | Blue | R | Magic The Gathering—Fallout |
| 105 | Jamie McCrimmon | Wangjie Li | Green | R | Doctor Who Commander |
| 397 | Jamie McCrimmon | Wangjie Li | Green | R | Doctor Who Commander |
| 235 | Jan Jansen, Chaos Crafter | Vladimir Krisetskiy | White/Black/Red | R | Alchemy Horizons: Baldur's Gate |
| 277 | Jan Jansen, Chaos Crafter | Jeff Dee | White/Black/Red | R | Alchemy Horizons: Baldur's Gate |
| 277 | Jan Jansen, Chaos Crafter | Vladimir Krisetskiy | White/Black/Red | R | Commander Legends: Battle for Baldur's Gate |
| 424 | Jan Jansen, Chaos Crafter | Jeff Dee | White/Black/Red | R | Commander Legends: Battle for Baldur's Gate |
| 45 | Jarad, Golgari Lich Lord | Svetlin Velinov | Black/Green | M | Duel Decks: Izzet vs. Golgari |
| 65 | Jarad, Golgari Lich Lord | Eric Deschamps | Black/Green | M | Guild Kit: Golgari |
| 174 | Jarad, Golgari Lich Lord | Eric Deschamps | Black/Green | M | Return to Ravnica |
| 179 | Jarad, Golgari Lich Lord | Eric Deschamps | Black/Green | M | Commander Anthology |
| 223 | Jarad, Golgari Lich Lord | Eric Deschamps | Black/Green | M | Commander 2015 |
| 31 | Jaraku the Interloper | Tsutomu Kawade | Blue | U | Betrayers of Kamigawa |
| 281 | Jared Carthalion, True Heir | Lius Lasahido | White/Red/Green | R | Commander Legends |
| 601 | Jared Carthalion, True Heir | Lius Lasahido | White/Red/Green | R | Commander Legends |
| 16 | Jareth, Leonine Titan | Daren Bader | White | R | Eternal Masters |
| 30 | Jareth, Leonine Titan | Daren Bader | White | R | Commander Anthology 2018 |
| 31 | Jareth, Leonine Titan | Daren Bader | White | R | Vintage Masters |
| 43 | Jareth, Leonine Titan | Daren Bader | White | R | Onslaught |
| 61 | Jareth, Leonine Titan | Daren Bader | White | R | Commander 2017 |
| 71 | Jareth, Leonine Titan | Daren Bader | White | R | Commander 2015 |
| Jasmine Boreal | Richard Kane Ferguson | White/Green | U | Legends |
| 93 | Jasmine Boreal | Richard Kane Ferguson | White/Green | S | Time Spiral "Timeshifted" |
| 33 | Jasmine Boreal of the Seven | Bastien L. Deharme | White/Green | U | Dominaria United Commander |
| 32 | Jason Bright, Glowing Prophet | Tomas Duchek | Blue | R | Magic The Gathering—Fallout |
| 376 | Jason Bright, Glowing Prophet | Tomas Duchek | Blue | R | Magic The Gathering—Fallout |
| 112 | Jaxis, the Troublemaker | Zoltan Boros | Red | R | Streets of New Capenna |
| 425 | Jaxis, the Troublemaker | Zoltan Boros | Red | R | Streets of New Capenna |
| 461 | Jaxis, the Troublemaker | Taras Susak | Red | R | Streets of New Capenna |
| 10 | Jaya Ballard, Task Mage | Matt Cavotta | Red | R | Premium Deck Series: Fire and Lightning |
| 166 | Jaya Ballard, Task Mage | Matt Cavotta | Red | R | Time Spiral |
| 172 | Jaya Ballard, Task Mage | Matt Cavotta | Red | R | Time Spiral Remastered |
| 9 | Jazal Goldmane | Aaron Miller | White | M | Commander 2014 |
| 32 | Jazal Goldmane | Aaron Miller | White | R | Commander Masters |
| 62 | Jazal Goldmane | Aaron Miller | White | M | Commander 2017 |
| 102 | Jazal Goldmane | Aaron Miller | White | M | Dominaria United Commander |
| 463 | Jazal Goldmane | Aaron Miller | White | R | Commander Masters |
| 697 | Jazal Goldmane | Aaron Miller | White | M | Commander Legends: Battle for Baldur's Gate |
| Jedit Ojanen | Mark Poole | White/Blue | U | Legends |
| 153 | Jedit Ojanen | Mark Poole | White/Blue | C | Masters Edition III |
| 131 | Jedit Ojanen of Efrava | Carl Critchlow | Green | R | Planar Chaos |
| 153 | Jedit Ojanen of Efrava | Carl Critchlow | Green | R | Commander 2017 |
| 34 | Jedit Ojanen, Mercenary | Ilse Gort | White/Blue | M | Dominaria United Commander |
| 44 | Jegantha, the Wellspring | Steve Ellis | Red/Green | R | March of the Machine Multiverse Legends |
| 222 | Jegantha, the Wellspring | Chris Rahn | Red/Green | R | Ikoria: Lair of Behemoths |
| 194 | Jeleva, Nephalia's Scourge | Cynthia Sheppard | Blue/Black/Red | M | Commander 2013 Edition |
| 209 | Jem Lightfoote, Sky Explorer | Darren Tan | White/Blue | U | Outlaws of Thunder Junction |
| 11 | Jenara, Asura of War | Chris Rahn | White/Blue/Green | M | From the Vault: Angels |
| 128 | Jenara, Asura of War | Chris Rahn | White/Blue/Green | M | Alara Reborn |
| 343 | Jenara, Asura of War | Chris Rahn | White/Blue/Green | M | Streets of New Capenna Commander |
| 136 | Jenny Flint | Syd Mills | Blue/Red | R | Doctor Who Commander |
| 420 | Jenny Flint | Syd Mills | Blue/Red | R | Doctor Who Commander |
| 137 | Jenny, Generated Anomaly | Mandy Jurgens | White/Red | R | Doctor Who Commander |
| 421 | Jenny, Generated Anomaly | Mandy Jurgens | White/Red | R | Doctor Who Commander |
| 3 | Jenson Carthalion, Druid Exile | Livia Prima | White/Green | M | Dominaria United Commander |
| 78 | Jenson Carthalion, Druid Exile | Livia Prima | White/Green | M | Dominaria United Commander |
| Jerrard of the Closed Fist | Andi Rusu | Red/Green | U | Legends |
| 154 | Jerrard of the Closed Fist | Andi Rusu | Red/Green | C | Masters Edition III |
| 109 | Jerren, Corrupted Bishop | Yongjae Choi | Black | M | Innistrad: Midnight Hunt |
| 316 | Jerren, Corrupted Bishop | Andrew Mar | Black | M | Innistrad: Midnight Hunt |
| 93 | Jeska, Warrior Adept | rk post | Red | R | Judgment |
| 3 | Jetfire, Ingenious Scientist | Volta Creation | Blue | M | The Brothers' War Transformers Cards |
| 18 | Jetfire, Ingenious Scientist | Volta Creation | Blue | M | The Brothers' War Transformers Cards |
| 193 | Jetmir, Nexus of Revels | Ryan Pancoast | White/Red/Green | M | Streets of New Capenna |
| 312 | Jetmir, Nexus of Revels | Julie Dillon | White/Red/Green | M | Streets of New Capenna |
| 377 | Jetmir, Nexus of Revels | Julie Dillon | White/Red/Green | M | Streets of New Capenna |
| 1 | Jhoira of the Ghitu | Magali Villeneuve | Blue/Red | M | Duel Decks: Mind vs. Might |
| 157 | Jhoira of the Ghitu | Kev Walker | Blue/Red | R | Future Sight |
| 177 | Jhoira of the Ghitu | Kev Walker | Blue/Red | R | Modern Masters |
| 256 | Jhoira of the Ghitu | Kev Walker | Blue/Red | R | Time Spiral Remastered |
| 202 | Jhoira, Ageless Innovator | Justyna Gil | Blue/Red | R | Dominaria United |
| 301 | Jhoira, Ageless Innovator | Lisa Heidhoff | Blue/Red | R | Dominaria United |
| 342 | Jhoira, Ageless Innovator | Lisa Heidhoff | Blue/Red | R | Dominaria United |
| 126 | Jhoira, Weatherlight Captain | Brad Rigney | Blue/Red | M | The Brothers' War Commander |
| 197 | Jhoira, Weatherlight Captain | Brad Rigney | Blue/Red | M | Dominaria |
| 203 | Jhoira, Weatherlight Captain | Brad Rigney | Blue/Red | R | Double Masters |
| 65 | Jin-Gitaxias | Ekaterina Burmak | Blue | M | March of the Machine |
| 294 | Jin-Gitaxias | Dominik Mayer | Blue | M | March of the Machine |
| 5 | Jin-Gitaxias, Core Augur | Eric Deschamps | Blue | M | Historic Anthology 5 |
| 11 | Jin-Gitaxias, Core Augur | Kekai Kotaki | Blue | M | March of the Machine Multiverse Legends |
| 37 | Jin-Gitaxias, Core Augur | Eric Deschamps | Blue | M | New Phyrexia |
| 62 | Jin-Gitaxias, Core Augur | Eric Deschamps | Blue | M | Iconic Masters |
| 59 | Jin-Gitaxias, Progress Tyrant | Chase Stone | Blue | M | Kamigawa: Neon Dynasty |
| 307 | Jin-Gitaxias, Progress Tyrant | Chase Stone | Blue | M | Kamigawa: Neon Dynasty |
| 371 | Jin-Gitaxias, Progress Tyrant | 七片藍/AI NANAHIRA | Blue | M | Kamigawa: Neon Dynasty |
| 445 | Jin-Gitaxias, Progress Tyrant | Chase Stone | Blue | M | Kamigawa: Neon Dynasty |
| 195 | Jinnie Fay, Jetmir's Second | David Gaillet | White/Red/Green | R | Streets of New Capenna |
| 313 | Jinnie Fay, Jetmir's Second | Jack Hughes | White/Red/Green | R | Streets of New Capenna |
| 378 | Jinnie Fay, Jetmir's Second | Jack Hughes | White/Red/Green | R | Streets of New Capenna |
| 8 | Jirina Kudro | Magali Villeneuve | White/Black/Red | M | Ikoria Commander |
| 32 | Jirina, Dauntless General | Cristi Balanescu | White/Black | R | March of the Machine: The Aftermath |
| 82 | Jirina, Dauntless General | Justine Mara Andersen | White/Black | R | March of the Machine: The Aftermath |
| 132 | Jirina, Dauntless General | Cristi Balanescu | White/Black | R | March of the Machine: The Aftermath |
| 167 | Jirina, Dauntless General | Cristi Balanescu | White/Black | R | March of the Machine: The Aftermath |
| 212 | Jirina, Dauntless General | Justine Mara Andersen | White/Black | R | March of the Machine: The Aftermath |
| 107 | Jiwari, the Earth Aflame | Adam Rex | Red | R | Saviors of Kamigawa |
| 23 | Jo Grant | Fajareka Setiawan | White | R | Doctor Who Commander |
| 342 | Jo Grant | Fajareka Setiawan | White | R | Doctor Who Commander |
| 198 | Jodah, Archmage Eternal | Yongjae Choi | White/Blue/Red | R | Dominaria |
| 233 | Jodah, Archmage Eternal | Yongjae Choi | White/Blue/Red | R | Double Masters 2022 |
| 509 | Jodah, Archmage Eternal | Yongjae Choi | White/Blue/Red | R | Double Masters 2022 |
| 203 | Jodah, the Unifier | Ryan Pancoast | White/Blue/Black/Red/Green | M | Dominaria United |
| 302 | Jodah, the Unifier | Barbara Rosiak | White/Blue/Black/Red/Green | M | Dominaria United |
| 343 | Jodah, the Unifier | Barbara Rosiak | White/Blue/Black/Red/Green | M | Dominaria United |
| Johan | Mark Tedin | White/Red/Green | R | Chronicles |
| Johan | Mark Tedin | White/Red/Green | R | Legends |
| 207 | Johann, Apprentice Sorcerer | Dmitry Burmak | Blue/Red | U | Wilds of Eldraine |
| 23 | Johnny, Combo Player | Kensuke Okabayashi | Blue | R | Unsanctioned |
| 35 | Johnny, Combo Player | Kensuke Okabayashi | Blue | R | Unhinged |
| 210 | Jolene, Plundering Pugilist | Andreas Zafiratos | Red/Green | U | Outlaws of Thunder Junction |
| 73 | Jolene, the Plunder Queen | Caroline Gariba | Red/Green | R | Streets of New Capenna Commander |
| 173 | Jolene, the Plunder Queen | Caroline Gariba | Red/Green | R | Streets of New Capenna Commander |
| 81 | Jolrael, Empress of Beasts | Matthew D. Wilson | Green | S | Time Spiral "Timeshifted" |
| 115 | Jolrael, Empress of Beasts | Matthew D. Wilson | Green | R | Prophecy |
| 165 | Jolrael, Mwonvuli Recluse | Izzy | Green | R | Dominaria Remastered |
| 173 | Jolrael, Mwonvuli Recluse | Izzy | Green | R | Murders at Karlov Manor Commander |
| 191 | Jolrael, Mwonvuli Recluse | Izzy | Green | R | Core Set 2021 |
| 299 | Jolrael, Mwonvuli Recluse | Izzy | Green | R | Commander Masters |
| 343 | Jolrael, Mwonvuli Recluse | Izzy | Green | R | Dominaria Remastered |
| 376 | Jolrael, Mwonvuli Recluse | Izzy | Green | R | Core Set 2021 |
| 564 | Jolrael, Mwonvuli Recluse | Izzy | Green | R | Commander Masters |
| 33 | Jolrael, Voice of Zhalfir | Lorenzo Mastroianni | Blue/Green | R | March of the Machine: The Aftermath |
| 83 | Jolrael, Voice of Zhalfir | Scott M. Fischer | Blue/Green | R | March of the Machine: The Aftermath |
| 133 | Jolrael, Voice of Zhalfir | Lorenzo Mastroianni | Blue/Green | R | March of the Machine: The Aftermath |
| 168 | Jolrael, Voice of Zhalfir | Lorenzo Mastroianni | Blue/Green | R | March of the Machine: The Aftermath |
| 230 | Jolrael, Voice of Zhalfir | Ernanda Souza | Blue/Green | R | March of the Machine: The Aftermath |
| 278 | Jon Irenicus, Shattered One | Igor Grechanyi | Blue/Black | R | Commander Legends: Battle for Baldur's Gate |
| 425 | Jon Irenicus, Shattered One | Jeff Dee | Blue/Black | R | Commander Legends: Battle for Baldur's Gate |
| 72 | Jon Irenicus, the Exile | Igor Grechanyi | Blue/Black | R | Alchemy Horizons: Baldur's Gate |
| 318 | Jon Irenicus, the Exile | Jeff Dee | Blue/Black | R | Alchemy Horizons: Baldur's Gate |
| 203 | Jor Kadeen, First Goldwarden | Jeremy Wilson | White/Red | R | Phyrexia: All Will Be One |
| 332 | Jor Kadeen, First Goldwarden | 山宗/SANSYU | White/Red | R | Phyrexia: All Will Be One |
| 119 | Jor Kadeen, the Prevailer | Austin Hsu | White/Red | R | Phyrexia: All Will Be One Commander |
| 128 | Jor Kadeen, the Prevailer | Austin Hsu | White/Red | R | New Phyrexia |
| 206 | Jor Kadeen, the Prevailer | Austin Hsu | White/Red | R | Commander 2016 |
| 220 | Jor Kadeen, the Prevailer | Austin Hsu | White/Red | R | Commander 2021 |
| 23 | Jori En, Ruin Diver | Igor Kieryluk | Blue/Red | R | Duel Decks: Mind vs. Might |
| 155 | Jori En, Ruin Diver | Igor Kieryluk | Blue/Red | R | Oath of the Gatewatch |
| 179 | Jorn, God of Winter | Magali Villeneuve | Green | R | Kaldheim |
| 317 | Jorn, God of Winter | WolfSkullJack | Green | R | Kaldheim |
| 95 | Josu Vess, Lich Knight | Tyler Jacobson | Black | R | Dominaria |
| 113 | Josu Vess, Lich Knight | Tyler Jacobson | Black | R | Dominaria United Commander |
| 253 | Josu Vess, Lich Knight | Tyler Jacobson | Black | R | March of the Machine Commander |
| 231 | Journey On | Marta Nael | Green | R | The Lost Caverns of Ixalan |
| 341 | Journey On | Jorge Gutierrez Garcia | Green | R | The Lost Caverns of Ixalan |
| Joven | Douglas Shuler | Red | C | Homelands |
| 210 | Judith, Carnage Connoisseur | Jodie Muir | Black/Red | R | Murders at Karlov Manor |
| 363 | Judith, Carnage Connoisseur | Alex Dos Diaz | Black/Red | R | Murders at Karlov Manor |
| 45 | Judith, the Scourge Diva | Benjamin Ee | Black/Red | R | March of the Machine Multiverse Legends |
| 185 | Judith, the Scourge Diva | Wesley Burt | Black/Red | R | Ravnica Allegiance |
| 234 | Judith, the Scourge Diva | Wesley Burt | Black/Red | R | Double Masters 2022 |
| 341 | Judith, the Scourge Diva | Wesley Burt | Black/Red | U | Commander Masters |
| 510 | Judith, the Scourge Diva | Wesley Burt | Black/Red | R | Double Masters 2022 |
| 150 | Jugan, the Rising Star | Shishizaru | Green | M | Modern Masters |
| 172 | Jugan, the Rising Star | Filip Burburan | Green | R | Iconic Masters |
| 217 | Jugan, the Rising Star | Shishizaru | Green | R | Champions of Kamigawa |
| 102 | Junji, the Midnight Sky | Chase Stone | Black | M | Kamigawa: Neon Dynasty |
| 409 | Junji, the Midnight Sky | 仙田聡/SATORU SENDA | Black | M | Kamigawa: Neon Dynasty |
| 456 | Junji, the Midnight Sky | Chase Stone | Black | M | Kamigawa: Neon Dynasty |
| 46 | Juri, Master of the Revue | Julie Dillon | Black/Red | U | March of the Machine Multiverse Legends |
| 282 | Juri, Master of the Revue | Dmitry Burmak | Black/Red | U | Commander Legends |
| 602 | Juri, Master of the Revue | Dmitry Burmak | Black/Red | U | Commander Legends |
| 70 | Jushi Apprentice | Glen Angus | Blue | R | Champions of Kamigawa |
| 47 | K-9, Mark I | Narendra Bintara Adi | Blue | R | Doctor Who Commander |
| 362 | K-9, Mark I | Narendra Bintara Adi | Blue | R | Doctor Who Commander |
| 537 | K-9, Mark I | Tyler Walpole | Blue | R | Doctor Who Commander |
| 9 | Kaalia of the Vast | Michael Komarck | White/Black/Red | M | Commander's Arsenal |
| 180 | Kaalia of the Vast | Michael Komarck | White/Black/Red | M | Commander Anthology |
| 204 | Kaalia of the Vast | Michael Komarck | White/Black/Red | M | Double Masters |
| 206 | Kaalia of the Vast | Michael Komarck | White/Black/Red | M | Magic: The Gathering-Commander |
| 235 | Kaalia of the Vast | Michael Komarck | White/Black/Red | M | Double Masters 2022 |
| 354 | Kaalia of the Vast | Scott M. Fischer | White/Black/Red | M | Double Masters |
| 511 | Kaalia of the Vast | Michael Komarck | White/Black/Red | M | Double Masters 2022 |
| 210 | Kaalia, Zenith Seeker | Yongjae Choi | White/Black/Red | M | Core Set 2020 |
| 45 | Kadena, Slinking Sorcerer | Caio Monteiro | Blue/Black/Green | M | Commander 2019 |
| 88 | Kaervek the Merciless | rk post | Black/Red | R | Archenemy |
| 236 | Kaervek the Merciless | rk post | Black/Red | R | Double Masters 2022 |
| 242 | Kaervek the Merciless | rk post | Black/Red | R | Time Spiral |
| 257 | Kaervek the Merciless | rk post | Black/Red | R | Time Spiral Remastered |
| 512 | Kaervek the Merciless | rk post | Black/Red | R | Double Masters 2022 |
| 92 | Kaervek, the Punisher | Cristi Balanescu | Black | R | Outlaws of Thunder Junction |
| 289 | Kaervek, the Punisher | Pedro Potier | Black | R | Outlaws of Thunder Junction |
| 106 | Kaervek, the Spiteful | Daarken | Black | R | Core Set 2021 |
| 358 | Kaervek, the Spiteful | Daarken | Black | R | Core Set 2021 |
| 73 | Kagemaro, First to Suffer | Adam Rex | Black | R | Saviors of Kamigawa |
| 236 | Kagha, Shadow Archdruid | Alexander Mokhov | Black/Green | U | Alchemy Horizons: Baldur's Gate |
| 278 | Kagha, Shadow Archdruid | Justine Mara Andersen | Black/Green | U | Alchemy Horizons: Baldur's Gate |
| 279 | Kagha, Shadow Archdruid | Alexander Mokhov | Black/Green | U | Commander Legends: Battle for Baldur's Gate |
| 426 | Kagha, Shadow Archdruid | Justine Mara Andersen | Black/Green | U | Commander Legends: Battle for Baldur's Gate |
| 47 | Kaheera, the Orphanguard | Denis Medri | White/Green | R | March of the Machine Multiverse Legends |
| 224 | Kaheera, the Orphanguard | Ryan Pancoast | White/Green | R | Ikoria: Lair of Behemoths |
| 41 | Kaho, Minamo Historian | Greg Staples | Blue | R | Saviors of Kamigawa |
| 101 | Kaho, Minamo Historian | Greg Staples | Blue | U | Commander Masters |
| 3 | Kaima, the Fractured Calm | Filip Burburan | Red/Green | M | Kamigawa: Neon Dynasty Commander |
| 74 | Kaima, the Fractured Calm | Filip Burburan | Red/Green | M | Kamigawa: Neon Dynasty Commander |
| 60 | Kairi, the Swirling Sky | Tyler Jacobson | Blue | M | Kamigawa: Neon Dynasty |
| 408 | Kairi, the Swirling Sky | ヨシヤ/YOSHIYA | Blue | M | Kamigawa: Neon Dynasty |
| 446 | Kairi, the Swirling Sky | Tyler Jacobson | Blue | M | Kamigawa: Neon Dynasty |
| 3 | Kaiso, Memory of Loyalty | Mark Zug | White | U | Betrayers of Kamigawa |
| 225 | Kalain, Reclusive Painter | Justine Cruz | Black/Red | U | Adventures in the Forgotten Realms |
| 237 | Kalain, Reclusive Painter | Justine Cruz | Black/Red | U | Alchemy Horizons: Baldur's Gate |
| 342 | Kalain, Reclusive Painter | Jeff Dee | Black/Red | U | Adventures in the Forgotten Realms |
| 9 | Kalamax, the Stormsire | Nicholas Gregory | Blue/Red/Green | M | Ikoria Commander |
| 13 | Kalamax, the Stormsire | Sam Burley | Blue/Red/Green | M | Special Guests |
| 7 | Kalemne, Disciple of Iroas | Jason Chan | White/Red | M | Commander Anthology 2018 |
| 45 | Kalemne, Disciple of Iroas | Jason Chan | White/Red | M | Commander 2015 |
| 99 | Kalitas, Bloodchief of Ghet | Todd Lockwood | Black | M | Zendikar |
| 86 | Kalitas, Traitor of Ghet | Todd Lockwood | Black | M | Oath of the Gatewatch |
| 61 | Kamahl, Fist of Krosa | Matthew D. Wilson | Green | R | Archenemy |
| 166 | Kamahl, Fist of Krosa | Matthew D. Wilson | Green | M | Dominaria Remastered |
| 268 | Kamahl, Fist of Krosa | Matthew D. Wilson | Green | R | Onslaught |
| 344 | Kamahl, Fist of Krosa | Matthew D. Wilson | Green | M | Dominaria Remastered |
| 237 | Kamahl, Heart of Krosa | Kekai Kotaki | Green | M | Commander Legends |
| 581 | Kamahl, Heart of Krosa | Kekai Kotaki | Green | M | Commander Legends |
| 16 | Kamahl, Pit Fighter | Kev Walker | Red | R | Duel Decks: Heroes vs. Monsters |
| 39 | Kamahl, Pit Fighter | Kev Walker | Red | R | Duel Decks: Mind vs. Might |
| 198 | Kamahl, Pit Fighter | Kev Walker | Red | R | Odyssey |
| 214 | Kamahl, Pit Fighter | Kev Walker | Red | R | Tenth Edition |
| 183 | Kambal, Consul of Allocation | Vincent Proce | White/Black | R | Kaladesh |
| 198 | Kambal, Consul of Allocation | Vincent Proce | White/Black | R | Kaladesh Remastered |
| 237 | Kambal, Consul of Allocation | Vincent Proce | White/Black | R | Double Masters 2022 |
| 513 | Kambal, Consul of Allocation | Vincent Proce | White/Black | R | Double Masters 2022 |
| 211 | Kambal, Profiteering Mayor | Andreas Zafiratos | White/Black | R | Outlaws of Thunder Junction |
| 353 | Kambal, Profiteering Mayor | Andreas Zafiratos | White/Black | R | Outlaws of Thunder Junction |
| 19 | Kamber, the Plunderer | Andrey Kuzinskiy | Black | R | Innistrad: Crimson Vow Commander |
| 57 | Kamber, the Plunderer | Andrey Kuzinskiy | Black | R | Innistrad: Crimson Vow Commander |
| 137 | Kamber, the Plunderer | Andrey Kuzinskiy | Black | R | Outlaws of Thunder Junction Commander |
| 42 | Kami of the Crescent Moon | Darrell Riche | Blue | R | Saviors of Kamigawa |
| 107 | Kami of the Crescent Moon | Darrell Riche | Blue | R | Innistrad: Crimson Vow Commander |
| 113 | Kami of the Crescent Moon | Darrell Riche | Blue | R | Conspiracy: Take the Crown |
| 3 | Kamiz, Obscura Oculus | Chris Rallis | White/Blue/Black | M | Streets of New Capenna Commander |
| 103 | Kamiz, Obscura Oculus | Chris Rallis | White/Blue/Black | M | Streets of New Capenna Commander |
| 188 | Kamiz, Obscura Oculus | Chris Rallis | White/Blue/Black | M | Streets of New Capenna Commander |
| 253 | Kangee, Aerie Keeper | Mark Romanoski | White/Blue | R | Invasion |
| 283 | Kangee, Sky Warden | Dan Scott | White/Blue | U | Commander Legends |
| 603 | Kangee, Sky Warden | Dan Scott | White/Blue | U | Commander Legends |
| 207 | Karador, Ghost Chieftain | Todd Lockwood | White/Black/Green | M | Magic: The Gathering-Commander |
| 238 | Karador, Ghost Chieftain | Todd Lockwood | White/Black/Green | M | Double Masters 2022 |
| 342 | Karador, Ghost Chieftain | Todd Lockwood | White/Black/Green | R | Commander Masters |
| 514 | Karador, Ghost Chieftain | Todd Lockwood | White/Black/Green | M | Double Masters 2022 |
| 521 | Karador, Ghost Chieftain | Todd Lockwood | White/Black/Green | M | Commander Legends |
| 581 | Karador, Ghost Chieftain | Todd Lockwood | White/Black/Green | R | Commander Masters |
| 69 | Karametra, God of Harvests | Jason A. Engle | White/Green | M | Secret Lair Drop |
| 148 | Karametra, God of Harvests | Eric Deschamps | White/Green | M | Born of the Gods |
| 218 | Karametra, God of Harvests | Eric Deschamps | White/Green | M | Ikoria Commander |
| 522 | Karametra, God of Harvests | Eric Deschamps | White/Green | M | Commander Legends |
| 49 | Karazikar, the Eye Tyrant | Jason A. Engle | Black/Red | M | Adventures in the Forgotten Realms Commander |
| 319 | Karazikar, the Eye Tyrant | Jason A. Engle | Black/Red | M | Adventures in the Forgotten Realms Commander |
| 58 | Kardum, Patron of Flames | Artur Nakhodkin | Red | R | Alchemy Horizons: Baldur's Gate |
| 216 | Kardur, Doomscourge | Chris Rahn | Black/Red | U | Kaldheim |
| 324 | Kardur, Doomscourge | Jeff Miracola | Black/Red | U | Kaldheim |
| 87 | Kari Zev, Skyship Raider | Brad Rigney | Red | R | Aether Revolt |
| 123 | Kari Zev, Skyship Raider | Brad Rigney | Red | R | Dominaria United Commander |
| 133 | Kari Zev, Skyship Raider | Brad Rigney | Red | R | Kaladesh Remastered |
| 227 | Kari Zev, Skyship Raider | Brad Rigney | Red | R | The Lost Caverns of Ixalan Commander |
| 562 | Kari Zev, Skyship Raider | Brad Rigney | Red | R | Jumpstart 2022 |
| 186 | Karlach, Fury of Avernus | Billy Christian | Red | M | Commander Legends: Battle for Baldur's Gate |
| 400 | Karlach, Fury of Avernus | Justine Jones | Red | M | Commander Legends: Battle for Baldur's Gate |