| Molten-Core MaestroSecrets of Strixhaven · 125 | Secrets of Strixhaven | 125 | Rare | €0.39 |
| Molten-Core MaestroSecrets of Strixhaven · 335 | Secrets of Strixhaven | 335 | Rare | $0.65 |
| Molten DisasterCommander 2013 · 117 | Commander 2013 | 117 | Rare | €0.16 |
| Molten DisasterFuture Sight · 102 | Future Sight | 102 | Rare | €0.28 |
| Molten DisasterModern Masters · 123 | Modern Masters | 123 | Rare | €0.47 |
| Molten EchoesCommander 2020 · 54 | Commander 2020 | 54 | Rare | €0.69 |
| Molten EchoesCrimson Vow Commander · 148 | Crimson Vow Commander | 148 | Rare | $7.11 |
| Molten FirebirdPlanar Chaos · 117 | Planar Chaos | 117 | Rare | €0.18 |
| Molten HydraUrza's Legacy · 85 | Urza's Legacy | 85 | Rare | €0.41 |
| Molten ImpactAlchemy: Kamigawa · 22 | Alchemy: Kamigawa | 22 | Rare | — |
| Molten InfluenceOdyssey · 207 | Odyssey | 207 | Rare | €2.03 |
| Molten PrimordialGatecrash · 101 | Gatecrash | 101 | Rare | $1.00 |
| Molten PsycheThe List Tokens · SOM-98 | The List Tokens | SOM-98 | Rare | €3.00 |
| Molten PsycheScars of Mirrodin · 98 | Scars of Mirrodin | 98 | Rare | €2.58 |
| Molten SentryRavnica: City of Guilds · 136 | Ravnica: City of Guilds | 136 | Rare | €0.14 |
| Moltensteel DragonNew Phyrexia · 88 | New Phyrexia | 88 | Rare | $0.52 |
| Molten VortexMagic Origins · 156 | Magic Origins | 156 | Rare | €0.22 |
| Moment of ReckoningSecrets of Strixhaven Promos · 205p | Secrets of Strixhaven Promos | 205p | Rare | €0.08 |
| Moment of ReckoningSecrets of Strixhaven · 205 | Secrets of Strixhaven | 205 | Rare | €0.17 |
| Moment of ReckoningSecrets of Strixhaven · 353 | Secrets of Strixhaven | 353 | Rare | €0.39 |
| Momentous FallCommander 2019 · 173 | Commander 2019 | 173 | Rare | €2.50 |
| Momentous FallJumpstart · 411 | Jumpstart | 411 | Rare | €2.92 |
| Momentous FallRise of the Eldrazi · 197 | Rise of the Eldrazi | 197 | Rare | €2.64 |
| Moment's PeaceSecret Lair Drop Tokens · 1466 | Secret Lair Drop Tokens | 1466 | Rare | €10.10 |
| Moment's PeaceSecret Lair Drop Tokens · 1466★ | Secret Lair Drop Tokens | 1466★ | Rare | $11.48 |
| Momir Vig, Simic VisionaryDissension · 118 | Dissension | 118 | Rare | €0.91 |
| Momir Vig, Simic VisionaryRNA Guild Kit · 119 | RNA Guild Kit | 119 | Rare | €0.87 |
| Momir Vig, Simic VisionaryThe List Tokens · GK2-119 | The List Tokens | GK2-119 | Rare | $0.33 |
| Momir Vig, Simic Visionary AvatarMagic Online Avatars · 61 | Magic Online Avatars | 61 | Rare | — |
| Momir Vig, Simic Visionary AvatarMagic Online Avatars · 61a | Magic Online Avatars | 61a | Rare | — |
| Momo, Friendly FlierAvatar: The Last Airbender Promos · 29s | Avatar: The Last Airbender Promos | 29s | Rare | $10.20 |
| Momo, Friendly FlierAvatar: The Last Airbender · 29 | Avatar: The Last Airbender | 29 | Rare | $0.51 |
| Momo, Friendly FlierAvatar: The Last Airbender · 317 | Avatar: The Last Airbender | 317 | Rare | €1.38 |
| Momo, Friendly FlierAvatar: The Last Airbender · 394 | Avatar: The Last Airbender | 394 | Rare | $0.39 |
| Momo's HeistAvatar: The Last Airbender Eternal · 72 | Avatar: The Last Airbender Eternal | 72 | Rare | $0.53 |
| Mona Lisa, Ever AdaptableTeenage Mutant Ninja Turtles Eternal · 126 | Teenage Mutant Ninja Turtles Eternal | 126 | Rare | $2.97 |
| Monastery SiegeCommander 2017 · 88 | Commander 2017 | 88 | Rare | €0.42 |
| Monastery SiegeFate Reforged · 43 | Fate Reforged | 43 | Rare | €0.43 |
| Monastery SiegeFate Reforged · 43★ | Fate Reforged | 43★ | Rare | €0.70 |
| Monastery SwiftspearStore Championships · 27 | Store Championships | 27 | Rare | $0.63 |
| Monastery SwiftspearSecret Lair Drop Tokens · 216 | Secret Lair Drop Tokens | 216 | Rare | $7.17 |
| Monastery SwiftspearSecret Lair Drop Tokens · 2038 | Secret Lair Drop Tokens | 2038 | Rare | $4.57 |
| Monastery SwiftspearSecret Lair Drop Tokens · 2043 | Secret Lair Drop Tokens | 2043 | Rare | $6.45 |
| Mondronen Shaman // Tovolar's MagehunterDark Ascension · 98 | Dark Ascension | 98 | Rare | $0.56 |
| Mondronen Shaman // Tovolar's MagehunterDark Ascension Promos · 98★ | Dark Ascension Promos | 98★ | Rare | €0.36 |
| Mondronen Shaman // Tovolar's MagehunterMagic Online Promos · 43507 | Magic Online Promos | 43507 | Rare | — |
| Monet, Sensei of the SewersUnknown Event · RZ06g | Unknown Event | RZ06g | Rare | $174.00 |
| Mongrel PackThe List Tokens · TMP-237 | The List Tokens | TMP-237 | Rare | €0.56 |
| Mongrel PackTempest · 237 | Tempest | 237 | Rare | €0.84 |
| Monk ClassAdventures in the Forgotten Realms · 228 | Adventures in the Forgotten Realms | 228 | Rare | €0.32 |