| 15 | Murmuring Phantasm | Peter Mohrbacher | Blue | C | Dragon's Maze |
| 157 | Murmuring Phantasm | Peter Mohrbacher | Blue | C | Jumpstart |
| 47 | Murmurs from Beyond | Paolo Parente | Blue | C | Saviors of Kamigawa |
| 53 | Murmurs from Beyond | Parente | Blue | C | Magic: The Gathering-Commander |
| 252 | Muscle Burst | Gary Ruddell | Green | C | Odyssey |
| Muscle Sliver | Richard Kane Ferguson | Green | C | Tempest |
| 9 | Muscle Sliver | Richard Kane Ferguson | Green | C | Premium Deck Series: Slivers |
| 182 | Muscle Sliver | Richard Kane Ferguson | Green | C | Tempest Remastered |
| 46 | Muse Drake | Titus Lunter | Blue | C | Guilds of Ravnica |
| 163 | Muse Vessel | Christopher Rush | | R | Dissension |
| 28 | Muse Vortex | Kieran Yanner | Blue | R | Commander 2021 |
| 355 | Muse Vortex | Kieran Yanner | Blue | R | Commander 2021 |
| 25 | Museum Nightwatch | Alix Branwyn | White | C | Murders at Karlov Manor |
| 180 | Mushroom Watchdogs | Alexander Ostrowski | Green | C | The Lord of the Rings: Tales of Middle Earth |
| 631 | Mushroom Watchdogs | Alexander Ostrowski | Green | C | The Lord of the Rings: Tales of Middle Earth |
| Musician | Drew Tucker | Blue | R | Ice Age |
| 56 | Musician | Drew Tucker | Blue | R | Masters Edition II |
| 36 | Muster the Departed | Andrew Mar | White | U | Modern Horizons 3 |
| 248 | Mutagen Connoisseur | Alex Brock | Blue/Green | U | March of the Machine |
| 116 | Mutagenic Growth | Dave Kendall | Green | C | New Phyrexia |
| 149 | Mutagenic Growth | Dave Kendall | Green | U | Modern Masters 2015 Edition |
| 134 | Mutalith Vortex Beast | Kekai Kotaki | Blue/Red | R | Warhammer 40,000 Commander |
| 45 | Mutant's Prey | Ryan Barger | Green | C | Dragon's Maze |
| 53 | Mutated Cultist | Dave Kendall | Black | R | Modern Horizons 3 Commander |
| 105 | Mutated Cultist | Dave Kendall | Black | R | Modern Horizons 3 Commander |
| 111 | Mutational Advantage | Maxim Kostin | Blue/Green | R | Magic The Gathering—Fallout |
| 422 | Mutational Advantage | Maxim Kostin | Blue/Green | R | Magic The Gathering—Fallout |
| 148 | Mutavault | Fred Fields | | R | Morningtide |
| 228 | Mutavault | Fred Fields | | R | Magic 2014 Core Set |
| 903 | Mutavault | Fred Fields | | R | Commander Legends: Battle for Baldur's Gate |
| 45 | Mutilate | Zoltan Boros & Gabor Szikszai | Black | R | Mystery Booster 2: Convention Edition |
| 55 | Mutilate | Zoltan Boros & Gabor Szikszai | Black | R | Duel Decks Anthology, Garruk vs. Liliana |
| 55 | Mutilate | Zoltan Boros & Gabor Szikszai | Black | R | Duel Decks: Garruk vs. Liliana |
| 73 | Mutilate | Eric Peterson | Black | R | Torment |
| 102 | Mutilate | Tyler Jacobson | Black | R | Magic 2013 |
| 150 | Mutilate | Tyler Jacobson | Black | R | Commander 2014 |
| 203 | Mutilate | Games Workshop | Black | R | Warhammer 40,000 Commander |
| 106 | Mutiny | Gabor Szikszai | Red | C | Rivals of Ixalan |
| 96 | Mutual Destruction | PINDURSKI | Black | C | Ikoria: Lair of Behemoths |
| 24 | Muxus, Goblin Grandee | Dmitry Burmak | Red | R | Jumpstart |
| 575 | Muxus, Goblin Grandee | Dmitry Burmak | Red | R | Jumpstart 2022 |
| 23 | Muzzio, Visionary Architect | Volkan Baga | Blue | M | Magic: The Gathering—Conspiracy |
| 82 | Muzzio, Visionary Architect | Volkan Baga | Blue | M | Vintage Masters |
| 89 | Muzzio, Visionary Architect | Volkan Baga | Blue | M | The Brothers' War Commander |
| 30 | Muzzle | Matt Cavotta | White | C | Mercadian Masques |
| 207 | Mwonvuli Acid-Moss | Randy Gallegos | Green | C | Time Spiral |
| 177 | Mwonvuli Beast Tracker | Zoltan Boros | Green | U | Magic 2013 |
| Mwonvuli Ooze | Zina Saunders | Green | R | Weatherlight |
| 125 | My First Tome | Heather Hudson | | U | Unhinged |
| 217 | Mycoid Maze | Deruchenko Alexander | | U | The Lost Caverns of Ixalan |
| 73 | Mycoid Shepherd | Trevor Claxton | White/Green | R | Alara Reborn |
| 27 | Mycologist | Kev Walker | White | U | Planar Chaos |
| 29 | Mycologist | Kev Walker | White | U | Time Spiral Remastered |
| 68 | Mycoloth | Raymond Swanland | Green | R | Planechase Anthology |
| 68 | Mycoloth | Raymond Swanland | Green | R | Planechase 2012 Edition |
| 129 | Mycoloth | Raymond Swanland | Green | R | Commander Anthology |
| 140 | Mycoloth | Raymond Swanland | Green | R | Shards of Alara |
| 158 | Mycoloth | Raymond Swanland | Green | R | Commander 2016 |
| 192 | Mycoloth | Raymond Swanland | Green | R | Commander 2015 |
| 243 | Myconid Spore Tender | Brian Valeza | Green | C | Commander Legends: Battle for Baldur's Gate |
| 109 | Mycosynth Fiend | Kev Walker | Green | U | Phyrexia: All Will Be One Commander |
| 117 | Mycosynth Fiend | Kev Walker | Green | U | New Phyrexia |
| 137 | Mycosynth Golem | Paolo Parente | | R | Fifth Dawn |
| 130 | Mycosynth Lattice | Anthony S. Waters | | R | Darksteel |
| 241 | Mycosynth Lattice | Anthony S. Waters | | M | Battlebond |
| 56 | Mycosynth Wellspring | David Rapoza | | C | Duel Decks: Elves vs. Inventors |
| 145 | Mycosynth Wellspring | David Rapoza | | C | New Phyrexia |
| 150 | Mycosynth Wellspring | David Rapoza | | C | The Brothers' War Commander |
| 201 | Mycosynth Wellspring | David Rapoza | | C | Commander Anthology 2018 |
| 252 | Mycosynth Wellspring | David Rapoza | | C | Commander 2021 |
| 253 | Mycosynth Wellspring | David Rapoza | | C | Commander 2014 |
| 262 | Mycosynth Wellspring | David Rapoza | | C | Commander 2016 |
| 31 | Myojin of Blooming Dawn | Yigit Koroglu | White | R | Kamigawa: Neon Dynasty Commander |
| 42 | Myojin of Blooming Dawn | Yigit Koroglu | White | R | Kamigawa: Neon Dynasty Commander |
| 35 | Myojin of Cleansing Fire | Kev Walker | White | R | Champions of Kamigawa |
| 33 | Myojin of Cryptic Dreams | Yigit Koroglu | Blue | R | Kamigawa: Neon Dynasty Commander |
| 52 | Myojin of Cryptic Dreams | Yigit Koroglu | Blue | R | Kamigawa: Neon Dynasty Commander |
| 34 | Myojin of Grim Betrayal | Jason A. Engle | Black | R | Kamigawa: Neon Dynasty Commander |
| 55 | Myojin of Grim Betrayal | Jason A. Engle | Black | R | Kamigawa: Neon Dynasty Commander |
| 181 | Myojin of Infinite Rage | Kev Walker | Red | R | Champions of Kamigawa |
| 229 | Myojin of Life's Web | Kev Walker | Green | R | Champions of Kamigawa |
| 126 | Myojin of Night's Reach | Kev Walker | Black | R | Champions of Kamigawa |
| 610 | Myojin of Night's Reach | Kev Walker | Black | R | Magic: The Gathering Foundations |
| 36 | Myojin of Roaring Blades | Jason A. Engle | Red | R | Kamigawa: Neon Dynasty Commander |
| 61 | Myojin of Roaring Blades | Jason A. Engle | Red | R | Kamigawa: Neon Dynasty Commander |
| 75 | Myojin of Seeing Winds | Kev Walker | Blue | R | Champions of Kamigawa |
| 38 | Myojin of Towering Might | Ryan Pancoast | Green | R | Kamigawa: Neon Dynasty Commander |
| 68 | Myojin of Towering Might | Ryan Pancoast | Green | R | Kamigawa: Neon Dynasty Commander |
| 210 | Myr Adapter | Ben Thompson | | C | Mirrodin |
| 57 | Myr Battlesphere | Franz Vohwinkel | | R | Duel Decks: Elves vs. Inventors |
| 138 | Myr Battlesphere | Franz Vohwinkel | | R | Phyrexia: All Will Be One Commander |
| 151 | Myr Battlesphere | Franz Vohwinkel | | R | The Brothers' War Commander |
| 180 | Myr Battlesphere | Franz Vohwinkel | | R | Scars of Mirrodin |
| 202 | Myr Battlesphere | Franz Vohwinkel | | R | Commander Anthology 2018 |
| 212 | Myr Battlesphere | Franz Vohwinkel | | R | Commander 2018 |
| 247 | Myr Battlesphere | Franz Vohwinkel | | R | Commander 2013 Edition |
| 253 | Myr Battlesphere | Franz Vohwinkel | | R | Commander 2021 |
| 254 | Myr Battlesphere | Franz Vohwinkel | | R | Commander 2014 |
| 263 | Myr Battlesphere | Franz Vohwinkel | | R | Commander 2016 |
| 276 | Myr Battlesphere | Franz Vohwinkel | | R | Double Masters |
| 301 | Myr Battlesphere | Franz Vohwinkel | | R | Modern Horizons 3 Commander |
| 366 | Myr Battlesphere | Franz Vohwinkel | | R | March of the Machine Commander |
| 234 | Myr Convert | José Parodi | | U | Phyrexia: All Will Be One |
| 297 | Myr Convert | JungShan | | U | Phyrexia: All Will Be One |
| 235 | Myr Custodian | Mark Behm | | C | Phyrexia: All Will Be One |
| 120 | Myr Enforcer | Greg Staples | | C | Planechase |
| 168 | Myr Enforcer | Jim Murray | | C | Jumpstart: Historic Horizons |
| 209 | Myr Enforcer | Jim Murray | | C | Modern Masters |
| 211 | Myr Enforcer | Greg Staples | | C | Mirrodin |
| 224 | Myr Enforcer | Jim Murray | | C | Modern Masters 2015 Edition |
| 181 | Myr Galvanizer | Greg Staples | | U | Scars of Mirrodin |
| 212 | Myr Incubator | Alex Horley-Orlandelli | | R | Mirrodin |
| 236 | Myr Kinsmith | Cristi Balanescu | | C | Phyrexia: All Will Be One |
| 131 | Myr Landshaper | Greg Staples | | C | Darksteel |
| 132 | Myr Matrix | Mark Tedin | | R | Darksteel |
| 213 | Myr Mindservant | Dave Dorman | | U | Mirrodin |
| 133 | Myr Moonvessel | Dany Orizio | | C | Darksteel |
| 182 | Myr Propagator | Ryan Pancoast | | R | Scars of Mirrodin |
| 214 | Myr Prototype | Dave Dorman | | U | Mirrodin |
| 138 | Myr Quadropod | Christopher Rush | | C | Fifth Dawn |
| 183 | Myr Reservoir | Jung Park | | R | Scars of Mirrodin |
| 203 | Myr Retriever | Trevor Hairsine | | U | Commander Anthology 2018 |
| 210 | Myr Retriever | Trevor Hairsine | | U | Modern Masters |
| 215 | Myr Retriever | Trevor Hairsine | | U | Mirrodin |
| 255 | Myr Retriever | Trevor Hairsine | | U | Commander 2014 |
| 264 | Myr Retriever | Trevor Hairsine | | U | Commander 2016 |
| 277 | Myr Retriever | Trevor Hairsine | | C | Double Masters |
| 230 | Myr Scrapling | Svetlin Velinov | | C | Modern Horizons 2 |
| 139 | Myr Servitor | John Matson | | C | Fifth Dawn |
| 230 | Myr Servitor | John Matson | | C | Ultimate Masters |
| 58 | Myr Sire | Jaime Jones | | C | Duel Decks: Elves vs. Inventors |
| 116 | Myr Sire | Jaime Jones | | C | Mirrodin Besieged |
| 204 | Myr Sire | Jaime Jones | | C | Commander Anthology 2018 |
| 256 | Myr Sire | Jaime Jones | | C | Commander 2014 |
| 400 | Myr Sire | Jaime Jones | | C | Commander Masters |
| 475 | Myr Sire | Jaime Jones | | C | Jumpstart |
| 146 | Myr Superion | Jana Schirmer & Johannes Voss | | R | New Phyrexia |
| 117 | Myr Turbine | Randis Albion | | R | Mirrodin Besieged |
| 118 | Myr Welder | Austin Hsu | | R | Mirrodin Besieged |
| 175 | Myra the Magnificent | Eric Wilkerson | Blue/Red | M | Unfinity |
| 18 | Myrel, Shield of Argive | Ryan Pancoast | White | M | The Brothers' War |
| 305 | Myrel, Shield of Argive | Ryan Pancoast | White | M | The Brothers' War |
| 246 | Myriad Construct | Chase Stone | | R | Zendikar Rising |
| 376 | Myriad Construct | Chase Stone | | R | Zendikar Rising |
| 963 | Myriad Construct | Chase Stone | | R | Commander Masters |
| 61 | Myriad Landscape | Richard Wright | | U | Commander 2014 |
| 115 | Myriad Landscape | Richard Wright | | U | Kaldheim Commander |
| 135 | Myriad Landscape | Jonas De Ro | | U | Zendikar Rising Commander |
| 159 | Myriad Landscape | Jonas De Ro | | U | Phyrexia: All Will Be One Commander |
| 164 | Myriad Landscape | Richard Wright | | U | Wilds of Eldraine Commander |
| 176 | Myriad Landscape | Richard Wright | | U | Innistrad: Crimson Vow Commander |
| 177 | Myriad Landscape | Jonas De Ro | | U | Innistrad: Midnight Hunt Commander |
| 190 | Myriad Landscape | Richard Wright | | U | The Brothers' War Commander |
| 243 | Myriad Landscape | Richard Wright | | U | Masters 25 |
| 261 | Myriad Landscape | Richard Wright | | U | Commander 2019 |
| 261 | Myriad Landscape | Richard Wright | | U | Commander Anthology |
| 262 | Myriad Landscape | Richard Wright | | U | Commander 2017 |
| 269 | Myriad Landscape | Richard Wright | | U | Commander 2018 |
| 274 | Myriad Landscape | Alexander Forssberg | | U | Magic The Gathering—Fallout |
| 276 | Myriad Landscape | Richard Wright | | U | Murders at Karlov Manor Commander |
| 285 | Myriad Landscape | Adrián Rodríguez Pérez | | U | Warhammer 40,000 Commander |
| 289 | Myriad Landscape | Richard Wright | | U | Duskmourn: House of Horror Commander |
| 290 | Myriad Landscape | Bartek Fedyczak | | U | Doctor Who Commander |
| 292 | Myriad Landscape | Richard Wright | | U | Ikoria Commander |
| 304 | Myriad Landscape | Jonas De Ro | | U | Commander 2021 |
| 309 | Myriad Landscape | Richard Wright | | U | Commander 2016 |
| 343 | Myriad Landscape | Richard Wright | | U | The Lost Caverns of Ixalan Commander |
| 358 | Myriad Landscape | Richard Wright | | U | Modern Horizons 3 Commander |
| 416 | Myriad Landscape | Jonas De Ro | | U | March of the Machine Commander |
| 416 | Myriad Landscape | Jonas De Ro | | U | Streets of New Capenna Commander |
| 421 | Myriad Landscape | Richard Wright | | U | Commander Masters |
| 487 | Myriad Landscape | Richard Wright | | U | Commander Legends |
| 534 | Myriad Landscape | Greg and Tim Hildebrandt | | U | The Lord of the Rings: Tales of Middle Earth Commander |
| 660 | Myriad Landscape | Drew Tucker | | U | Commander Masters |
| 706 | Myriad Landscape | Richard Wright | | U | Commander Legends |
| 904 | Myriad Landscape | Jonas De Ro | | U | Commander Legends: Battle for Baldur's Gate |
| 287 | Myrkul, Lord of Bones | Isis | White/Black/Green | R | Commander Legends: Battle for Baldur's Gate |
| 433 | Myrkul, Lord of Bones | Mark A. Nelson | White/Black/Green | R | Commander Legends: Battle for Baldur's Gate |
| 135 | Myrkul's Edict | SUZHIHUI | Black | C | Commander Legends: Battle for Baldur's Gate |
| 136 | Myrkul's Invoker | Aaron J. Riley | Black | C | Commander Legends: Battle for Baldur's Gate |
| 16 | Myrsmith | Eric Deschamps | White | U | Scars of Mirrodin |
| 23 | Myrsmith | Eric Deschamps | White | U | Double Masters |
| 28 | Myrsmith | Eric Deschamps | White | U | Modern Masters 2015 Edition |
| 44 | Myrsmith | Eric Deschamps | White | C | Commander Masters |
| 86 | Myrsmith | Eric Deschamps | White | U | Kamigawa: Neon Dynasty Commander |
| 33 | Mysteries of the Deep | Véronique Meignaud | Blue | C | Worldwake |
| 3 | Mysterious Egg | Volkan Baga | | C | Ikoria: Lair of Behemoths |
| 22 | Mysterious Limousine | Dan Scott | White | R | Streets of New Capenna |
| 408 | Mysterious Limousine | Dan Scott | White | R | Streets of New Capenna |
| 462 | Mysterious Limousine | Hector Ortiz | White | R | Streets of New Capenna |
| 22 | Mysterious Pathlighter | Kimonas Theodossiou | White | U | Throne of Eldraine |
| 63 | Mysterious Stranger | Xavier Ribeiro | Red | R | Magic The Gathering—Fallout |
| 334 | Mysterious Stranger | Chad Weatherford | Red | R | Magic The Gathering—Fallout |
| 63 | Mysterious Tome | David Auden Nash | Blue | U | Innistrad: Midnight Hunt |
| 85 | Mystery Key | Yeong-Hao Han | Blue | U | Commander Legends: Battle for Baldur's Gate |
| 63 | Mystic Archaeologist | Eric Deschamps | Blue | R | Core Set 2019 |
| 158 | Mystic Archaeologist | Eric Deschamps | Blue | R | Jumpstart |
| 511 | Mystic Archaeologist | Eric Deschamps | Blue | R | Magic: The Gathering Foundations |
| 18 | Mystic Barrier | Matt Stewart | White | R | Commander 2013 Edition |
| Mystic Compass | Amy Weber | | U | Alliances |
| 301 | Mystic Compass | Amy Weber | | U | Classic Sixth Edition |
| 14 | Mystic Confluence | Kieran Yanner | Blue | R | Commander 2015 |
| 108 | Mystic Confluence | Kieran Yanner | Blue | R | Commander Masters |
| 122 | Mystic Confluence | Kieran Yanner | Blue | R | Battlebond |
| 193 | Mystic Confluence | Alexander Forssberg | Blue | R | The Lord of the Rings: Tales of Middle Earth Commander |
| 227 | Mystic Confluence | Kieran Yanner | Blue | R | Streets of New Capenna Commander |
| 312 | Mystic Confluence | Kieran Yanner | Blue | B | Time Spiral Remastered |
| 492 | Mystic Confluence | Kieran Yanner | Blue | R | Commander Masters |
| 33 | Mystic Crusader | Kev Walker | White | R | Odyssey |
| Mystic Decree | Liz Danforth | Blue | R | Homelands |
| 53 | Mystic Decree | Liz Danforth | Blue | U | Masters Edition IV |
| Mystic Denial | DiTerlizzi | Blue | U | Portal Second Age |
| Mystic Denial | Hannibal King | Blue | U | Portal |
| 49 | Mystic Denial | Kang Yu | Blue | U | Portal Three Kingdoms |
| 11 | Mystic Doom Sandwich | Larissa Hasenheit, Mina Jeon, Daria Sergeyeva, Sam Burley | | C | Unfinity |
| 96 | Mystic Enforcer | Gary Ruddell | White/Green | S | Time Spiral "Timeshifted" |
| 192 | Mystic Enforcer | Gary Ruddell | White/Green | U | Dominaria Remastered |
| 290 | Mystic Enforcer | Gary Ruddell | White/Green | R | Odyssey |
| 360 | Mystic Enforcer | Gary Ruddell | White/Green | U | Dominaria Remastered |
| 11 | Mystic Familiar | Edward P. Beard, Jr. | White | C | Torment |
| 36 | Mystic Forge | Titus Lunter | | M | The Brothers' War Retro Artifacts |
| 99 | Mystic Forge | Titus Lunter | | M | The Brothers' War Retro Artifacts |
| 233 | Mystic Forge | Titus Lunter | | R | Core Set 2020 |
| 236 | Mystic Forge | Samuel Perin | | R | Magic The Gathering—Fallout |
| 246 | Mystic Forge | Rafater | | R | Warhammer 40,000 Commander |
| 302 | Mystic Forge | Titus Lunter | | R | Modern Horizons 3 Commander |
| 484 | Mystic Forge | Samuel Perin | | R | Magic The Gathering—Fallout |
| 964 | Mystic Forge | Titus Lunter | | R | Commander Masters |
| 26 | Mystic Gate | Adam Paquette | | M | Zendikar Expeditions |
| 277 | Mystic Gate | Fred Fields | | R | Shadowmoor |
| 324 | Mystic Gate | Fred Fields | | R | Double Masters |
| 359 | Mystic Gate | Fred Fields | | R | Modern Horizons 3 Commander |
| 1013 | Mystic Gate | Fred Fields | | R | Commander Masters |
| 174 | Mystic Genesis | Mike Bierek | Blue/Green | U | Modern Masters 2017 Edition |
| 180 | Mystic Genesis | Mike Bierek | Blue/Green | R | Gatecrash |
| 64 | Mystic Meditation | Howard Lyon | Blue | C | Dragons of Tarkir |
| 114 | Mystic Melting | Chippy | Green | U | Coldsnap |