| Mishra's War MachineAntiquities · 57 | Antiquities | 57 | Rare | $8.91 |
| Mishra's War MachineForeign Black Border · 266 | Foreign Black Border | 266 | Rare | €1.39 |
| Mishra's War MachineSummer Magic / Edgar · 266 | Summer Magic / Edgar | 266 | Rare | — |
| Mishra's WorkshopAntiquities · 81 | Antiquities | 81 | Rare | €3,593.40 |
| Mishra's WorkshopMasters Edition IV · 247 | Masters Edition IV | 247 | Rare | — |
| Mishra's WorkshopMagic Online Promos · 46944 | Magic Online Promos | 46944 | Rare | — |
| Mishra, Tamer of Mak FawaThe Brothers' War · 217 | The Brothers' War | 217 | Rare | €0.17 |
| Mishra, Tamer of Mak FawaThe Brothers' War · 295 | The Brothers' War | 295 | Rare | €0.23 |
| Mishra, Tamer of Mak FawaThe Brothers' War Promos Tokens · 217p | The Brothers' War Promos Tokens | 217p | Rare | €0.20 |
| Mishra, Tamer of Mak FawaThe Brothers' War Promos Tokens · 217s | The Brothers' War Promos Tokens | 217s | Rare | €0.53 |
| Mishra, Tamer of Mak FawaMagic Online Promos · 105778 | Magic Online Promos | 105778 | Rare | — |
| Misleading SignpostWilds of Eldraine Commander · 11 | Wilds of Eldraine Commander | 11 | Rare | €7.91 |
| Misleading SignpostWilds of Eldraine Commander · 47 | Wilds of Eldraine Commander | 47 | Rare | €9.61 |
| Misleading SignpostFoundations Commander · 69 | Foundations Commander | 69 | Rare | $3.43 |
| Misleading SignpostThe List Tokens · WOC-11 | The List Tokens | WOC-11 | Rare | €3.45 |
| Mission BriefingGuilds of Ravnica · 44 | Guilds of Ravnica | 44 | Rare | €0.27 |
| Mission BriefingMurders at Karlov Manor Commander · 110 | Murders at Karlov Manor Commander | 110 | Rare | €0.24 |
| Mission BriefingGuilds of Ravnica Promos · 44p | Guilds of Ravnica Promos | 44p | Rare | €0.46 |
| Mission BriefingGuilds of Ravnica Promos · 44s | Guilds of Ravnica Promos | 44s | Rare | €1.48 |
| MissyDoctor Who · 8 | Doctor Who | 8 | Rare | €0.30 |
| MissyDoctor Who · 431 | Doctor Who | 431 | Rare | €0.23 |
| MissyDoctor Who · 546 | Doctor Who | 546 | Rare | €0.44 |
| MissyDoctor Who · 613 | Doctor Who | 613 | Rare | €0.73 |
| MissyDoctor Who · 1022 | Doctor Who | 1022 | Rare | €1.17 |
| MissyDoctor Who · 1137 | Doctor Who | 1137 | Rare | €6.71 |
| Mistbind CliqueLorwyn · 75 | Lorwyn | 75 | Rare | €6.16 |
| Mistbind CliqueSecret Lair Drop Tokens · 116 | Secret Lair Drop Tokens | 116 | Rare | $14.72 |
| Mistbreath ElderBloomburrow · 184 | Bloomburrow | 184 | Rare | €0.26 |
| Mistbreath ElderBloomburrow · 323 | Bloomburrow | 323 | Rare | €0.55 |
| Mistbreath ElderBloomburrow Promos · 184p | Bloomburrow Promos | 184p | Rare | €0.31 |
| Mistbreath ElderBloomburrow Promos · 184s | Bloomburrow Promos | 184s | Rare | $0.42 |
| MistcallerCore Set 2019 · 62 | Core Set 2019 | 62 | Rare | $0.38 |
| MistcallerCore Set 2019 Promos · 62s | Core Set 2019 Promos | 62s | Rare | €2.35 |
| Mistcutter HydraTheros · 162 | Theros | 162 | Rare | €1.12 |
| Mistcutter HydraPioneer Masters · 184 | Pioneer Masters | 184 | Rare | — |
| Mist DancerThe Lost Caverns of Ixalan Commander · 44 | The Lost Caverns of Ixalan Commander | 44 | Rare | €0.25 |
| Mist DancerThe Lost Caverns of Ixalan Commander · 76 | The Lost Caverns of Ixalan Commander | 76 | Rare | $0.31 |
| Mist DragonMirage · 79 | Mirage | 79 | Rare | €1.32 |
| Mister Cheddar, Cheese SliverUnknown Event · RB05a | Unknown Event | RB05a | Rare | — |
| Mister Fantastic, Reed RichardsWizards Play Network 2026 · 10 | Wizards Play Network 2026 | 10 | Rare | $0.27 |
| Mister GutsyFallout · 136 | Fallout | 136 | Rare | $0.28 |
| Mister GutsyFallout · 433 | Fallout | 433 | Rare | €0.46 |
| Mister GutsyFallout · 664 | Fallout | 664 | Rare | €1.31 |
| Mister GutsyFallout · 961 | Fallout | 961 | Rare | €1.36 |
| Mister ImmortalMarvel Super Heroes Commander · 727 | Marvel Super Heroes Commander | 727 | Rare | €0.38 |
| Mistform SkyreaverOnslaught · 97 | Onslaught | 97 | Rare | $0.27 |
| Mistform UltimusLegions · 47 | Legions | 47 | Rare | €0.27 |
| Mistmeadow VanisherMarch of the Machine Commander · 42 | March of the Machine Commander | 42 | Rare | €0.27 |
| Mistmeadow VanisherMarch of the Machine Commander · 129 | March of the Machine Commander | 129 | Rare | $0.31 |
| Mist of StagnationJudgment · 48 | Judgment | 48 | Rare | €0.47 |