| Murderous SpoilsDarksteel · 48 | Darksteel | 48 | Uncommon | €0.05 |
| Murmuring MysticCommander 2020 · 118 | Commander 2020 | 118 | Uncommon | $0.36 |
| Murmuring MysticGame Night: Free-for-All · 32 | Game Night: Free-for-All | 32 | Uncommon | $0.46 |
| Murmuring MysticGuilds of Ravnica · 45 | Guilds of Ravnica | 45 | Uncommon | $0.48 |
| Murmuring MysticFoundations Jumpstart · 107 | Foundations Jumpstart | 107 | Uncommon | $0.51 |
| Murmuring MysticThe List Tokens · GRN-45 | The List Tokens | GRN-45 | Uncommon | $0.32 |
| Murmuring MysticRavnica Remastered · 51 | Ravnica Remastered | 51 | Uncommon | €0.64 |
| Murmuring MysticPioneer Masters · 65 | Pioneer Masters | 65 | Uncommon | — |
| Muse SeekerSecrets of Strixhaven · 60 | Secrets of Strixhaven | 60 | Uncommon | €0.12 |
| Must Be KnightsUnknown Event · UR02a | Unknown Event | UR02a | Uncommon | $17.00 |
| Muster the DepartedModern Horizons 3 · 36 | Modern Horizons 3 | 36 | Uncommon | €0.19 |
| Mutable PupaAlchemy: Edge of Eternities · 20 | Alchemy: Edge of Eternities | 20 | Uncommon | — |
| Mutagen ConnoisseurMarch of the Machine · 248 | March of the Machine | 248 | Uncommon | €0.03 |
| Mutagenic GrowthModern Masters 2015 · 149 | Modern Masters 2015 | 149 | Uncommon | $2.24 |
| Mwonvuli Beast TrackerMagic 2013 · 177 | Magic 2013 | 177 | Uncommon | $0.29 |
| Mwonvuli Beast TrackerMagic 2013 Promos · 177★ | Magic 2013 Promos | 177★ | Uncommon | €0.31 |
| Mwonvuli Beast TrackerMagic Online Promos · 45211 | Magic Online Promos | 45211 | Uncommon | — |
| MycologistPlanar Chaos · 27 | Planar Chaos | 27 | Uncommon | €0.13 |
| MycologistTime Spiral Remastered · 29 | Time Spiral Remastered | 29 | Uncommon | €0.13 |
| Mycosynth FiendNew Phyrexia · 117 | New Phyrexia | 117 | Uncommon | €0.12 |
| Mycosynth FiendPhyrexia: All Will Be One Commander · 109 | Phyrexia: All Will Be One Commander | 109 | Uncommon | €0.13 |
| My First TomeUnhinged · 125 | Unhinged | 125 | Uncommon | €0.25 |
| My First TomeUnhinged · 125★ | Unhinged | 125★ | Uncommon | €0.23 |
| Myr ConvertPhyrexia: All Will Be One · 234 | Phyrexia: All Will Be One | 234 | Uncommon | €0.15 |
| Myr ConvertPhyrexia: All Will Be One · 297 | Phyrexia: All Will Be One | 297 | Uncommon | €0.23 |
| Myr ConvertPhyrexia: All Will Be One · 479 | Phyrexia: All Will Be One | 479 | Uncommon | €0.48 |
| Myr GalvanizerScars of Mirrodin · 181 | Scars of Mirrodin | 181 | Uncommon | €0.80 |
| Myriad LandscapeWarhammer 40,000 Commander · 285 | Warhammer 40,000 Commander | 285 | Uncommon | €0.40 |
| Myriad LandscapeWarhammer 40,000 Commander · 285★ | Warhammer 40,000 Commander | 285★ | Uncommon | €0.41 |
| Myriad LandscapeMasters 25 · 243 | Masters 25 | 243 | Uncommon | €0.32 |
| Myriad LandscapeThe Brothers' War Commander · 190 | The Brothers' War Commander | 190 | Uncommon | €0.35 |
| Myriad LandscapeCommander 2014 · 61 | Commander 2014 | 61 | Uncommon | $0.28 |
| Myriad LandscapeCommander 2016 · 309 | Commander 2016 | 309 | Uncommon | $0.26 |
| Myriad LandscapeCommander 2017 · 262 | Commander 2017 | 262 | Uncommon | $0.31 |
| Myriad LandscapeCommander 2018 · 269 | Commander 2018 | 269 | Uncommon | €0.23 |
| Myriad LandscapeCommander 2019 · 261 | Commander 2019 | 261 | Uncommon | €0.10 |
| Myriad LandscapeCommander 2020 · 292 | Commander 2020 | 292 | Uncommon | €0.22 |
| Myriad LandscapeCommander 2021 · 304 | Commander 2021 | 304 | Uncommon | €0.09 |
| Myriad LandscapeCommander Anthology · 261 | Commander Anthology | 261 | Uncommon | $0.43 |
| Myriad LandscapeCommander Masters · 421 | Commander Masters | 421 | Uncommon | €0.20 |
| Myriad LandscapeCommander Legends · 487 | Commander Legends | 487 | Uncommon | €0.29 |
| Myriad LandscapeCommander Legends: Battle for Baldur's Gate · 904 | Commander Legends: Battle for Baldur's Gate | 904 | Uncommon | €0.02 |
| Myriad LandscapeCommander Masters · 660 | Commander Masters | 660 | Uncommon | €1.13 |
| Myriad LandscapeCommander Legends · 706 | Commander Legends | 706 | Uncommon | €0.70 |
| Myriad LandscapeDuskmourn: House of Horror Commander · 289 | Duskmourn: House of Horror Commander | 289 | Uncommon | €0.32 |
| Myriad LandscapeEdge of Eternities Commander · 169 | Edge of Eternities Commander | 169 | Uncommon | €0.24 |
| Myriad LandscapeKaldheim Commander · 115 | Kaldheim Commander | 115 | Uncommon | €0.15 |
| Myriad LandscapeThe Lost Caverns of Ixalan Commander · 343 | The Lost Caverns of Ixalan Commander | 343 | Uncommon | €0.20 |
| Myriad LandscapeTales of Middle-earth Commander · 534 | Tales of Middle-earth Commander | 534 | Uncommon | $4.02 |
| Myriad LandscapeModern Horizons 3 Commander · 358 | Modern Horizons 3 Commander | 358 | Uncommon | €0.20 |