| Maalfeld TwinsFoundations · 523 | Foundations | 523 | Uncommon | $0.11 |
| Mabel, Bitter RecluseReality Fracture · 233 | Reality Fracture | 233 | Uncommon | €0.07 |
| Mabel's MettleBloomburrow · 21 | Bloomburrow | 21 | Uncommon | €0.13 |
| Mabel, Valley HeroReality Fracture · 274 | Reality Fracture | 274 | Uncommon | €0.09 |
| Macabre MockeryRavnica Allegiance · 191 | Ravnica Allegiance | 191 | Uncommon | €0.11 |
| Mace of the ValiantCommander Masters · 41 | Commander Masters | 41 | Uncommon | €0.12 |
| Machine Man, Model X-51Marvel Super Heroes Commander · 751 | Marvel Super Heroes Commander | 751 | Uncommon | €0.13 |
| Machinist's DismissalAlchemy: Edge of Eternities · 7 | Alchemy: Edge of Eternities | 7 | Uncommon | — |
| Madame HydraMarvel Super Heroes · 221 | Marvel Super Heroes | 221 | Uncommon | €0.11 |
| Madame HydraMarvel Super Heroes · 318 | Marvel Super Heroes | 318 | Uncommon | €0.08 |
| Madame HydraMarvel Super Heroes · 451 | Marvel Super Heroes | 451 | Uncommon | €0.48 |
| Madame MasqueMarvel Super Heroes · 104 | Marvel Super Heroes | 104 | Uncommon | €0.11 |
| Madame Web, ClairvoyantMarvel's Spider-Man · 36 | Marvel's Spider-Man | 36 | Uncommon | €0.06 |
| Madame Web, ClairvoyantThrough the Omenpaths · 36 | Through the Omenpaths | 36 | Uncommon | — |
| Mad AuntieModern Masters · 90 | Modern Masters | 90 | Uncommon | €0.41 |
| Mad AuntieThe List Tokens · MMA-90 | The List Tokens | MMA-90 | Uncommon | $0.46 |
| Madblind MountainShadowmoor · 274 | Shadowmoor | 274 | Uncommon | €0.39 |
| Maddening WindIce Age · 254 | Ice Age | 254 | Uncommon | €0.12 |
| Mad ProphetShadows over Innistrad · 171 | Shadows over Innistrad | 171 | Uncommon | $0.03 |
| Mad ProphetShadows over Innistrad Remastered · 167 | Shadows over Innistrad Remastered | 167 | Uncommon | — |
| Mad RatterThrone of Eldraine · 130 | Throne of Eldraine | 130 | Uncommon | €0.12 |
| Mad RatterJumpstart 2022 · 570 | Jumpstart 2022 | 570 | Uncommon | €0.22 |
| Mad RatterThe List Tokens · ELD-130 | The List Tokens | ELD-130 | Uncommon | €0.06 |
| Maelstrom MuseStrixhaven: School of Mages · 202 | Strixhaven: School of Mages | 202 | Uncommon | €0.04 |
| Maestros CharmStreets of New Capenna · 199 | Streets of New Capenna | 199 | Uncommon | €0.11 |
| Maestros CharmStreets of New Capenna · 317 | Streets of New Capenna | 317 | Uncommon | €0.09 |
| Maestros CharmStreets of New Capenna · 382 | Streets of New Capenna | 382 | Uncommon | €0.26 |
| Magebane LizardOutlaws of Thunder Junction · 134 | Outlaws of Thunder Junction | 134 | Uncommon | €0.76 |
| Mage HunterStrixhaven: School of Mages · 76 | Strixhaven: School of Mages | 76 | Uncommon | €0.09 |
| Mage il-VecTempest Remastered · 140 | Tempest Remastered | 140 | Uncommon | — |
| Mage-Ring NetworkCommander 2021 · 300 | Commander 2021 | 300 | Uncommon | €0.27 |
| Mage-Ring NetworkCommander Masters · 1009 | Commander Masters | 1009 | Uncommon | €0.18 |
| Mage-Ring NetworkMagic Origins · 249 | Magic Origins | 249 | Uncommon | €0.15 |
| Mage-Ring NetworkUltimate Masters · 246 | Ultimate Masters | 246 | Uncommon | €0.20 |
| Mage's AttendantCommander Legends: Battle for Baldur's Gate · 698 | Commander Legends: Battle for Baldur's Gate | 698 | Uncommon | €0.18 |
| Mage's AttendantStreets of New Capenna · 21 | Streets of New Capenna | 21 | Uncommon | €0.08 |
| Mage SlayerAlara Reborn · 57 | Alara Reborn | 57 | Uncommon | €0.71 |
| Mage SlayerPlanechase · 91 | Planechase | 91 | Uncommon | €1.89 |
| Mage SlayerNeon Dynasty Commander · 140 | Neon Dynasty Commander | 140 | Uncommon | €0.91 |
| Mage SlayerThe List Tokens · HOP-91 | The List Tokens | HOP-91 | Uncommon | — |
| Magewright's StoneDissension · 162 | Dissension | 162 | Uncommon | €4.65 |
| Magewright's StoneRavnica Remastered · 462 | Ravnica Remastered | 462 | Uncommon | €5.62 |
| Magewright's StoneThe List Tokens · DIS-162 | The List Tokens | DIS-162 | Uncommon | €5.06 |
| Magical HackerUnhinged · 37 | Unhinged | 37 | Uncommon | €0.36 |
| Magic DesignerUnknown Event · UC02 | Unknown Event | UC02 | Uncommon | $39.00 |
| Magic MissileAdventures in the Forgotten Realms · 154 | Adventures in the Forgotten Realms | 154 | Uncommon | €0.15 |
| Magic MissileAdventures in the Forgotten Realms · 401 | Adventures in the Forgotten Realms | 401 | Uncommon | $0.41 |
| Magic MissileThe List Tokens · AFR-154 | The List Tokens | AFR-154 | Uncommon | €0.16 |
| Magistrate's VetoMercadian Masques · 204 | Mercadian Masques | 204 | Uncommon | $0.25 |
| Magitek ArmorFinal Fantasy · 24 | Final Fantasy | 24 | Uncommon | €0.04 |