| Memorial to GloryFallout · 271 | Fallout | 271 | Uncommon | €0.14 |
| Memorial to GloryFallout · 799 | Fallout | 799 | Uncommon | €0.89 |
| Memorial to UnityDominaria · 245 | Dominaria | 245 | Uncommon | $0.11 |
| Memorial to WarCommander Legends · 486 | Commander Legends | 486 | Uncommon | €0.08 |
| Memorial to WarDominaria · 246 | Dominaria | 246 | Uncommon | €0.08 |
| Memory GuardianAetherdrift · 49 | Aetherdrift | 49 | Uncommon | €0.15 |
| Memory GuardianFoundations Commander · 68 | Foundations Commander | 68 | Uncommon | €0.17 |
| Memory's JourneyInnistrad · 66 | Innistrad | 66 | Uncommon | €0.25 |
| Memory WormDoctor Who · 90 | Doctor Who | 90 | Uncommon | €0.17 |
| Memory WormDoctor Who · 695 | Doctor Who | 695 | Uncommon | €2.77 |
| Menagerie CuratorAlchemy: New Capenna · 15 | Alchemy: New Capenna | 15 | Uncommon | — |
| Meneldor, Swift SaviorThe Lord of the Rings: Tales of Middle-earth · 62 | The Lord of the Rings: Tales of Middle-earth | 62 | Uncommon | €0.10 |
| Meneldor, Swift SaviorThe Lord of the Rings: Tales of Middle-earth · 513 | The Lord of the Rings: Tales of Middle-earth | 513 | Uncommon | €0.26 |
| Mental MisstepMystery Booster 2 Tokens · 30 | Mystery Booster 2 Tokens | 30 | Uncommon | $6.09 |
| Mental MisstepNew Phyrexia · 38 | New Phyrexia | 38 | Uncommon | €6.23 |
| Mental MisstepThe Zeta Set · 22 | The Zeta Set | 22 | Uncommon | — |
| Mental MisstepThe Zeta Set · 143 | The Zeta Set | 143 | Uncommon | — |
| Mental MisstepThe Zeta Set · 264 | The Zeta Set | 264 | Uncommon | — |
| Mental VaporsGatecrash · 72 | Gatecrash | 72 | Uncommon | $0.09 |
| Mentor of the MeekDouble Masters 2022 · 17 | Double Masters 2022 | 17 | Uncommon | €0.24 |
| Mentor of the MeekDouble Masters 2022 · 340 | Double Masters 2022 | 340 | Uncommon | €0.45 |
| Mentor of the MeekInnistrad Remastered · 34 | Innistrad Remastered | 34 | Uncommon | €0.17 |
| Mentor of the MeekInnistrad Remastered · 345 | Innistrad Remastered | 345 | Uncommon | $0.33 |
| Mentor of the MeekFoundations Jumpstart · 99 | Foundations Jumpstart | 99 | Uncommon | €0.24 |
| Mentor of the MeekThe List Tokens · 2X2-17 | The List Tokens | 2X2-17 | Uncommon | €0.17 |
| Mentor of the MeekPioneer Masters · 27 | Pioneer Masters | 27 | Uncommon | — |
| Mentor of the MeekMagic Online Promos · 102219 | Magic Online Promos | 102219 | Uncommon | — |
| Mentor's GuidanceStrixhaven: School of Mages · 46 | Strixhaven: School of Mages | 46 | Uncommon | $0.11 |
| Mephidross SlimeAlchemy: Phyrexia · 25 | Alchemy: Phyrexia | 25 | Uncommon | — |
| Mephit's EnthusiasmAlchemy Horizons: Baldur's Gate · 60 | Alchemy Horizons: Baldur's Gate | 60 | Uncommon | — |
| Mercadian BazaarMercadian Masques · 321 | Mercadian Masques | 321 | Uncommon | €0.43 |
| Mercadia's DownfallMercadian Masques · 205 | Mercadian Masques | 205 | Uncommon | €0.36 |
| Mercadia's DownfallThe List Tokens · MMQ-205 | The List Tokens | MMQ-205 | Uncommon | $0.24 |
| Merchant RaidersCommander Legends · 81 | Commander Legends | 81 | Uncommon | €0.08 |
| Merchant RaidersThe Lost Caverns of Ixalan Commander · 163 | The Lost Caverns of Ixalan Commander | 163 | Uncommon | €0.19 |
| Merchant ScrollEighth Edition · 91 | Eighth Edition | 91 | Uncommon | €4.41 |
| Merchant ScrollEighth Edition · 91★ | Eighth Edition | 91★ | Uncommon | $4.94 |
| Merchant ScrollThe Zeta Set · 23 | The Zeta Set | 23 | Uncommon | — |
| Merchant ScrollThe Zeta Set · 144 | The Zeta Set | 144 | Uncommon | — |
| Merchant ScrollThe Zeta Set · 265 | The Zeta Set | 265 | Uncommon | — |
| Merchant ShipArabian Nights · 17 | Arabian Nights | 17 | Uncommon | €30.61 |
| Merciless EternalHour of Devastation · 71 | Hour of Devastation | 71 | Uncommon | €0.08 |
| Merciless ExecutionerFate Reforged · 76 | Fate Reforged | 76 | Uncommon | $0.45 |
| Merciless ExecutionerTales of Middle-earth Commander · 204 | Tales of Middle-earth Commander | 204 | Uncommon | €0.10 |
| Merciless ExecutionerThe List Tokens · FRF-76 | The List Tokens | FRF-76 | Uncommon | $0.37 |
| Merciless ExecutionerThe Hobbit Eternal · 188 | The Hobbit Eternal | 188 | Uncommon | $0.52 |
| Merciless JavelineerAmonkhet · 202 | Amonkhet | 202 | Uncommon | €0.10 |
| Merciless JavelineerAmonkhet Remastered · 245 | Amonkhet Remastered | 245 | Uncommon | — |
| Merciless RepurposingMarch of the Machine · 117 | March of the Machine | 117 | Uncommon | $0.04 |
| Mercurial GeistsEldritch Moon · 186 | Eldritch Moon | 186 | Uncommon | $0.03 |