| 94 | Mogg Salvage | Paolo Parente | Red | U | Nemesis |
| 282 | Mogg Salvage | Parente | Red | U | Modern Horizons 2 |
| 69 | Mogg Sentry | Edward P. Beard, Jr. | Red | R | Planeshift |
| 203 | Mogg Sentry | Greg Staples | Red | R | Eighth Edition |
| 204 | Mogg Sentry | Greg Staples | Red | R | Ninth Edition |
| Mogg Squad | Joel Biske | Red | U | Tempest |
| 95 | Mogg Toady | Mike Ploog | Red | C | Nemesis |
| 45 | Mogg War Marshal | Wayne England | Red | C | Duel Decks Anthology, Elves vs. Goblins |
| 45 | Mogg War Marshal | Wayne England | Red | C | Duel Decks: Elves vs. Goblins |
| 122 | Mogg War Marshal | Wayne England | Red | C | Modern Masters |
| 131 | Mogg War Marshal | Jesper Ejsing | Red | C | Dominaria Remastered |
| 139 | Mogg War Marshal | Jesper Ejsing | Red | C | Eternal Masters |
| 170 | Mogg War Marshal | Wayne England | Red | C | Time Spiral |
| 176 | Mogg War Marshal | Wayne England | Red | C | Time Spiral Remastered |
| 326 | Mogg War Marshal | Jesper Ejsing | Red | C | Dominaria Remastered |
| 96 | Moggcatcher | Pete Venters | Red | R | Nemesis |
| 78 | Mogis, God of Slaughter | Jason A. Engle | Black/Red | M | Secret Lair Drop |
| 89 | Mogis, God of Slaughter | Chase Stone | Black/Red | M | Duskmourn: House of Horror Commander |
| 151 | Mogis, God of Slaughter | Peter Mohrbacher | Black/Red | M | Born of the Gods |
| 107 | Mogis's Favor | Uriah Voth | Black | C | Theros Beyond Death |
| 97 | Mogis's Marauder | Chase Stone | Black | U | Theros |
| 104 | Mogis's Warhound | John Severin Brassell | Red | U | Journey into Nyx |
| 7 | Moira and Teshar | Josh Hass | White/Black | M | March of the Machine Commander |
| 93 | Moira and Teshar | Josh Hass | White/Black | M | March of the Machine Commander |
| 110 | Moira Brown, Guide Author | Campbell White | White/Red | R | Magic The Gathering—Fallout |
| 420 | Moira Brown, Guide Author | Campbell White | White/Red | R | Magic The Gathering—Fallout |
| 6 | Moira, Urborg Haunt | Marta Nael | Black | R | Dominaria United Commander |
| 82 | Moira, Urborg Haunt | Marta Nael | Black | R | Dominaria United Commander |
| 194 | Mold Adder | Matt Cavotta | Green | U | Magic 2010 |
| Mold Demon | Jesper Myrfors | Black | R | Legends |
| 133 | Mold Folk | Piotr Foksowicz | Black | C | Commander Legends: Battle for Baldur's Gate |
| 60 | Mold Shambler | Karl Kopinski | Green | C | Duel Decks: Jace vs. Vraska |
| 156 | Mold Shambler | Karl Kopinski | Green | C | Commander 2013 Edition |
| 169 | Mold Shambler | Karl Kopinski | Green | C | Zendikar |
| 206 | Molder | Greg Hildebrandt | Green | C | Time Spiral |
| 125 | Molder Beast | Randis Albion | Green | C | Scars of Mirrodin |
| 243 | Molder Beast | Randis Albion | Green | C | Commander Legends |
| 125 | Molder Slug | Heather Hudson | Green | R | Mirrodin |
| 190 | Molderhulk | Titus Lunter | Black/Green | U | Guilds of Ravnica |
| 190 | Moldering Gym | Helge C. Balzer | Green | C | Duskmourn: House of Horror |
| 206 | Moldering Karok | Nicholas Gregory | Black/Green | C | Strixhaven: School of Mages |
| 150 | Moldervine Cloak | Wayne England | Green | U | Ravnica Remastered |
| 155 | Moldervine Cloak | Wayne England | Green | C | Modern Masters |
| 173 | Moldervine Cloak | Wayne England | Green | U | Ravnica: City of Guilds |
| 352 | Moldervine Cloak | Wayne England | Green | U | Ravnica Remastered |
| 89 | Moldervine Reclamation | Antonio José Manzanedo | Black/Green | U | Kaldheim Commander |
| 121 | Moldervine Reclamation | Antonio José Manzanedo | Black/Green | U | Phyrexia: All Will Be One Commander |
| 214 | Moldervine Reclamation | Antonio José Manzanedo | Black/Green | U | Core Set 2020 |
| 225 | Moldervine Reclamation | Antonio José Manzanedo | Black/Green | U | Commander 2021 |
| 255 | Moldervine Reclamation | Antonio José Manzanedo | Black/Green | U | Bloomburrow Commander |
| 188 | Moldgraf Millipede | Simon Dominic | Green | C | Duskmourn: House of Horror Commander |
| 209 | Moldgraf Millipede | Simon Dominic | Green | C | Innistrad: Crimson Vow |
| 691 | Moldgraf Millipede | Simon Dominic | Green | C | Jumpstart 2022 |
| 83 | Moldgraf Monstrosity | Nino Is | Green | R | Duskmourn: House of Horror Commander |
| 156 | Moldgraf Monstrosity | Tomasz Jedruszek | Green | R | Commander 2018 |
| 194 | Moldgraf Monstrosity | Tomasz Jedruszek | Green | R | Innistrad |
| 218 | Moldgraf Scavenger | Tomasz Jedruszek | Green | C | Shadows over Innistrad |
| Mole Worms | Adrian Smith | Black | U | Fifth Edition |
| Mole Worms | Daniel Gelon | Black | U | Ice Age |
| 64 | Molimo, Maro-Sorcerer | Mark Zug | Green | R | Archenemy |
| 199 | Molimo, Maro-Sorcerer | Mark Zug | Green | R | Invasion |
| 280 | Molimo, Maro-Sorcerer | Mark Zug | Green | R | Tenth Edition |
| 305 | Molimo, Maro-Sorcerer | Mark Zug | Green | U | Commander Masters |
| 430 | Molimo, Maro-Sorcerer | Mark Zug | Green | R | Commander Legends |
| 140 | Molten Birth | Jaime Jones | Red | C | Ultimate Masters |
| 147 | Molten Birth | Jaime Jones | Red | U | Magic 2014 Core Set |
| 149 | Molten Blast | Izzy | Red | C | Zendikar Rising |
| 234 | Molten Collapse | Kasia ‘Kafis' Zielińska | Black/Red | R | The Lost Caverns of Ixalan |
| 342 | Molten Collapse | Mónica Robles Corzo aka Monarobot | Black/Red | R | The Lost Caverns of Ixalan |
| 102 | Molten Disaster | Ittoku | Red | R | Future Sight |
| 117 | Molten Disaster | Ittoku | Red | R | Commander 2013 Edition |
| 123 | Molten Disaster | Ittoku | Red | R | Modern Masters |
| 14 | Molten Duplication | Justyna Dura | Red | M | Outlaws of Thunder Junction: The Big Score |
| 44 | Molten Duplication | Inkognit | Red | M | Outlaws of Thunder Junction: The Big Score |
| 79 | Molten Duplication | Justyna Dura | Red | M | Outlaws of Thunder Junction: The Big Score |
| 54 | Molten Echoes | Zoltan Boros | Red | R | Ikoria Commander |
| 148 | Molten Echoes | Zoltan Boros | Red | R | Innistrad: Crimson Vow Commander |
| 117 | Molten Firebird | Christopher Moeller | Red | R | Planar Chaos |
| 69 | Molten Frame | Izzy | Red | C | Conflux |
| 128 | Molten Gatekeeper | Joe Slucher | Red | C | Modern Horizons 3 |
| 85 | Molten Hydra | Greg Staples | Red | R | Urza's Legacy |
| 22 | Molten Impact | Jorge Jacinto | Red | R | Kamigawa: Neon Dynasty Alchemy |
| 207 | Molten Influence | Franz Vohwinkel | Red | R | Odyssey |
| 139 | Molten Monstrosity | Manuel Castañón | Red | C | Dominaria United |
| 130 | Molten Nursery | Raymond Swanland | Red | U | Battle for Zendikar |
| 101 | Molten Primordial | Stephan Martiniere | Red | R | Gatecrash |
| 98 | Molten Psyche | Ryan Yee | Red | R | Scars of Mirrodin |
| 101 | Molten Rain | Hugh Jamieson | Red | C | Mirrodin |
| 103 | Molten Rain | Sung Choi | Red | U | Modern Masters 2017 Edition |
| 348 | Molten Rain | Hugh Jamieson | Red | B | Time Spiral Remastered |
| 78 | Molten Ravager | Dave Kendall | Red | C | Arena Base Set |
| 138 | Molten Ravager | Dave Kendall | Red | C | Zendikar |
| 351 | Molten Ravager | Dave Kendall | Red | C | Jumpstart |
| 141 | Molten Rebuke | Eli Minaya | Red | C | Phyrexia: All Will Be One |
| 136 | Molten Sentry | Kev Walker | Red | R | Ravnica: City of Guilds |
| 260 | Molten Slagheap | Daren Bader | | U | Commander Anthology |
| 276 | Molten Slagheap | Daren Bader | | U | Time Spiral |
| 282 | Molten Slagheap | Daren Bader | | U | Time Spiral Remastered |
| 282 | Molten Slagheap | Daren Bader | | U | Magic: The Gathering-Commander |
| 284 | Molten Slagheap | Anthony Devine | | U | Warhammer 40,000 Commander |
| 306 | Molten Slagheap | Daren Bader | | U | Commander 2013 Edition |
| 251 | Molten Tributary | Yeong-Hao Han | | L | Dominaria United |
| 156 | Molten Vortex | Philip Straub | Red | R | Magic Origins |
| 88 | Moltensteel Dragon | James Ryman | Red | R | New Phyrexia |
| 177 | Molten-Tail Masticore | Whit Brachna | | M | Scars of Mirrodin |
| 148 | Molting Harpy | Jeff Laubenstein | Black | U | Mercadian Masques |
| 138 | Molting Skin | Jeremy Jarvis | Green | U | Saviors of Kamigawa |
| 80 | Molting Snakeskin | YW Tang | Black | C | Khans of Tarkir |
| 79 | Moment of Craving | Steven Belledin | Black | C | Rivals of Ixalan |
| 444 | Moment of Craving | Steven Belledin | Black | C | Jumpstart 2022 |
| 108 | Moment of Defiance | Inkognit | Black | C | The Brothers' War |
| 16 | Moment of Heroism | Christopher Moeller | White | C | Archenemy: Nicol Bolas |
| 24 | Moment of Heroism | Christopher Moeller | White | C | Innistrad |
| 25 | Moment of Heroism | Christopher Moeller | White | C | Duel Decks: Heroes vs. Monsters |
| 30 | Moment of Heroism | Christopher Moeller | White | C | Core Set 2020 |
| 74 | Moment of Heroism | Christopher Moeller | White | C | Magic: The Gathering—Conspiracy |
| 124 | Moment of Heroism | Christopher Moeller | White | C | Jumpstart |
| 28 | Moment of Silence | Christopher Moeller | White | C | Mercadian Masques |
| 15 | Moment of Triumph | Steven Belledin | White | C | Rivals of Ixalan |
| 218 | Moment of Triumph | Steven Belledin | White | C | Jumpstart 2022 |
| 67 | Moment of Truth | Rovina Cai | Blue | C | March of the Machine |
| 20 | Moment of Valor | Joshua Cairos | White | C | Wilds of Eldraine |
| 3 | Momentary Blink | Anthony S. Waters | White | C | Historic Anthology 3 |
| 15 | Momentary Blink | Anthony S. Waters | White | C | Dominaria Remastered |
| 15 | Momentary Blink | Evan Shipard | White | C | Duel Decks: Blessed vs. Cursed |
| 16 | Momentary Blink | Evan Shipard | White | C | Modern Masters 2017 Edition |
| 20 | Momentary Blink | Evan Shipard | White | C | Double Masters 2022 |
| 28 | Momentary Blink | Anthony S. Waters | White | C | Time Spiral Remastered |
| 29 | Momentary Blink | Anthony S. Waters | White | C | Time Spiral |
| 30 | Momentary Blink | Evan Shipard | White | C | Kaldheim Commander |
| 268 | Momentary Blink | Anthony S. Waters | White | C | Dominaria Remastered |
| 173 | Momentous Fall | Tomasz Jedruszek | Green | R | Commander 2019 |
| 197 | Momentous Fall | Tomasz Jedruszek | Green | R | Rise of the Eldrazi |
| 411 | Momentous Fall | Tomasz Jedruszek | Green | R | Jumpstart |
| 251 | Moment's Peace | Rebecca Guay | Green | C | Odyssey |
| 113 | Momentum | Carl Critchlow | Green | U | Urza's Destiny |
| 126 | Momentum Rumbler | Andrey Kuzinskiy | Red | U | Ikoria: Lair of Behemoths |
| 9 | Momir Vig, Simic Visionary | Victor Adame Minguez | Blue/Green | M | From the Vault: Lore |
| 118 | Momir Vig, Simic Visionary | Zoltan Boros & Gabor Szikszai | Blue/Green | R | Dissension |
| 119 | Momir Vig, Simic Visionary | Victor Adame Minguez | Blue/Green | R | Guild Kit: Simic |
| 47 | Monastery Flock | John Avon | Blue | C | Khans of Tarkir |
| 63 | Monastery Loremaster | Ryan Alexander Lee | Blue | C | Dragons of Tarkir |
| 20 | Monastery Mentor | Magali Villeneuve | White | M | Fate Reforged |
| 21 | Monastery Mentor | Magali Villeneuve | White | M | Double Masters 2022 |
| 28 | Monastery Mentor | Brian Valeza | White | M | March of the Machine |
| 347 | Monastery Mentor | Brian Valeza | White | M | March of the Machine |
| 420 | Monastery Mentor | Magali Villeneuve | White | M | Double Masters 2022 |
| 35 | Monastery Raid | Alexandre Honoré | Red | U | Assassin's Creed |
| 217 | Monastery Raid | Alexandre Honoré | Red | U | Assassin's Creed |
| 43 | Monastery Siege | Mark Winters | Blue | R | Fate Reforged |
| 88 | Monastery Siege | Mark Winters | Blue | R | Commander 2017 |
| 118 | Monastery Swiftspear | Steve Argyle | Red | U | Khans of Tarkir |
| 119 | Monastery Swiftspear | Steve Argyle | Red | C | Double Masters 2022 |
| 140 | Monastery Swiftspear | Steve Argyle | Red | U | Iconic Masters |
| 144 | Monastery Swiftspear | Gabor Szikszai | Red | U | The Brothers' War |
| 216 | Monastery Swiftspear | Brandi Milne | Red | R | Secret Lair Drop |
| 349 | Monastery Swiftspear | Steve Argyle | Red | B | Time Spiral Remastered |
| 362 | Monastery Swiftspear | Eric Velhagen | Red | C | Double Masters 2022 |
| 23 | Mondrak, Glory Dominus | Jason A. Engle | White | M | Phyrexia: All Will Be One |
| 299 | Mondrak, Glory Dominus | Flavio Girón | White | M | Phyrexia: All Will Be One |
| 98 | Mondronen Shaman | Mike Sass | Red | R | Dark Ascension |
| Mongrel Pack | Jeff Miracola | Green | R | Tempest |
| 39 | Moniker Mage | Keith Garletts | Blue | C | Unhinged |
| 52 | Monitor Monitor | Igor Grechanyi | Blue | U | Unfinity |
| 228 | Monk Class | Randy Vargas | White/Blue | R | Adventures in the Forgotten Realms |
| 20 | Monk Idealist | Daren Bader | White | U | Urza's Saga |
| 21 | Monk Idealist | Daren Bader | White | C | Eternal Masters |
| 76 | Monk Idealist | Daren Bader | White | U | Commander 2015 |
| 25 | Monk of the Open Hand | Bryan Sola | White | U | Adventures in the Forgotten Realms |
| 96 | Monk of the Open Hand | Bryan Sola | White | U | Alchemy Horizons: Baldur's Gate |
| 20 | Monk Realist | Daren Bader | White | C | Magic: The Gathering-Commander |
| 21 | Monk Realist | Daren Bader | White | C | Urza's Saga |
| 115 | Monkey- | Andrea Radeck | Green | U | Unstable |
| 307 | Monkey Cage | Carl Critchlow | | R | Mercadian Masques |
| 787 | Monkey Cage | Carl Critchlow | | R | Jumpstart 2022 |
| 104 | Monkey Monkey Monkey | Liz Danforth | Green | C | Unhinged |
| 19 | Monologue Tax | Justine Cruz | White | R | Commander 2021 |
| 100 | Monologue Tax | Justine Cruz | White | R | Duskmourn: House of Horror Commander |
| 346 | Monologue Tax | Justine Cruz | White | R | Commander 2021 |
| 102 | Monomania | James Ryman | Black | R | Magic 2012 |
| 229 | Monoskelion | Jason A. Engle | | U | Modern Horizons 2 |
| 429 | Monoskelion | Jason A. Engle | | U | Modern Horizons 2 |
| 173 | Monoxa, Midway Manager | Igor Grechanyi | Black/Red | U | Unfinity |
| Monsoon | NéNé Thomas | Red/Green | R | Ice Age |
| Mons's Goblin Raiders | Pete Venters | Red | C | Starter 2000 |
| Mons's Goblin Raiders | Pete Venters | Red | C | Fifth Edition |
| Mons's Goblin Raiders | Jeff A. Menges | Red | C | Fourth Edition |
| Mons's Goblin Raiders | Jeff A. Menges | Red | C | Revised Edition |
| Mons's Goblin Raiders | Jeff A. Menges | Red | C | Unlimited Edition |
| Mons's Goblin Raiders | Jeff A. Menges | Red | C | Limited Edition Beta |
| Mons's Goblin Raiders | Jeff A. Menges | Red | C | Limited Edition Alpha |
| 112 | Mons's Goblin Raiders | Pete Venters | Red | R | Starter 1999 |
| 82 | Mons's Goblin Waiters | Pete Venters | Red | C | Unhinged |
| 217 | Monster Manual | David Gaillet | Green | R | Alchemy Horizons: Baldur's Gate |
| 242 | Monster Manual | David Gaillet | Green | R | Commander Legends: Battle for Baldur's Gate |
| 591 | Monster Manual | David Gaillet | Green | R | Commander Legends: Battle for Baldur's Gate |
| 70 | Monstrify | Lars Grant-West | Green | C | Eventide |
| 22 | Monstrosity of the Lake | Ben Wootten | Blue | R | The Lord of the Rings: Tales of Middle Earth Commander |
| 105 | Monstrosity of the Lake | Ben Wootten | Blue | R | The Lord of the Rings: Tales of Middle Earth Commander |
| 424 | Monstrosity of the Lake | Ben Wootten | Blue | R | The Lord of the Rings: Tales of Middle Earth Commander |
| 43 | Monstrous Carabid | Pete Venters | Black/Red | C | Alara Reborn |