| MuggingGatecrash · 102 | Gatecrash | 102 | Common | €0.07 |
| MuggingJumpstart · 352 | Jumpstart | 352 | Common | €0.15 |
| MuggingThe List Tokens · GTC-102 | The List Tokens | GTC-102 | Common | — |
| MuggingRavnica Remastered · 119 | Ravnica Remastered | 119 | Common | €0.07 |
| Mukotai AmbusherKamigawa: Neon Dynasty · 112 | Kamigawa: Neon Dynasty | 112 | Common | €0.20 |
| Mukotai AmbusherKamigawa: Neon Dynasty · 342 | Kamigawa: Neon Dynasty | 342 | Common | €0.12 |
| MulchCommander 2015 · 191 | Commander 2015 | 191 | Common | $0.17 |
| MulchCommander Anthology · 128 | Commander Anthology | 128 | Common | €0.13 |
| MulchInnistrad: Double Feature · 477 | Innistrad: Double Feature | 477 | Common | €0.02 |
| MulchDuskmourn: House of Horror Commander · 189 | Duskmourn: House of Horror Commander | 189 | Common | €0.10 |
| MulchInnistrad · 196 | Innistrad | 196 | Common | €0.13 |
| MulchThe List Tokens · CMA-128 | The List Tokens | CMA-128 | Common | €0.14 |
| MulchStronghold · 110 | Stronghold | 110 | Common | $0.36 |
| MulchInnistrad: Crimson Vow · 210 | Innistrad: Crimson Vow | 210 | Common | €0.18 |
| MulchTempest Remastered · 181 | Tempest Remastered | 181 | Common | — |
| MulldrifterCommander 2014 · 118 | Commander 2014 | 118 | Common | €0.31 |
| MulldrifterCommander Anthology Volume II · 47 | Commander Anthology Volume II | 47 | Common | €0.35 |
| MulldrifterCommander 2011 · 52 | Commander 2011 | 52 | Common | $0.34 |
| MulldrifterDuel Decks: Jace vs. Chandra · 12 | Duel Decks: Jace vs. Chandra | 12 | Common | $0.35 |
| MulldrifterDuel Decks Anthology: Jace vs. Chandra · 12 | Duel Decks Anthology: Jace vs. Chandra | 12 | Common | €0.64 |
| MulldrifterLorwyn · 76 | Lorwyn | 76 | Common | $0.40 |
| MulldrifterThe List Tokens · CM2-47 | The List Tokens | CM2-47 | Common | €0.32 |
| MulldrifterJumpstart: Historic Horizons · 221 | Jumpstart: Historic Horizons | 221 | Common | — |
| MulldrifterMagic Online Theme Decks · A28 | Magic Online Theme Decks | A28 | Common | — |
| MulldrifterMagic Online Promos · 36190 | Magic Online Promos | 36190 | Common | — |
| MulldrifterThe Zeta Set · 25 | The Zeta Set | 25 | Common | — |
| MulldrifterThe Zeta Set · 146 | The Zeta Set | 146 | Common | — |
| MulldrifterThe Zeta Set · 267 | The Zeta Set | 267 | Common | — |
| Multani's AcolyteUrza's Legacy · 108 | Urza's Legacy | 108 | Common | $0.25 |
| Multani's DecreeUrza's Destiny · 114 | Urza's Destiny | 114 | Common | €0.04 |
| Multi-HeadedUnstable · 117 | Unstable | 117 | Common | €0.03 |
| Multiversal High CouncilBlack Lotus Unknown Planechase · PLA017 | Black Lotus Unknown Planechase | PLA017 | Common | $19.99 |
| Mummy ParamountHour of Devastation · 16 | Hour of Devastation | 16 | Common | €0.04 |
| MurasaPlanechase Planes · 25 | Planechase Planes | 25 | Common | €0.99 |
| MurasaPlanechase Anthology Planes · 53 | Planechase Anthology Planes | 53 | Common | €0.29 |
| Murasa BehemothModern Horizons · 172 | Modern Horizons | 172 | Common | €0.06 |
| Murasa BehemothJumpstart: Historic Horizons · 606 | Jumpstart: Historic Horizons | 606 | Common | — |
| Murasa BruteZendikar Rising · 195 | Zendikar Rising | 195 | Common | $0.05 |
| MurderMasters 25 · 98 | Masters 25 | 98 | Common | $0.13 |
| MurderCommander Legends: Battle for Baldur's Gate · 134 | Commander Legends: Battle for Baldur's Gate | 134 | Common | €0.03 |
| MurderConspiracy: Take the Crown · 143 | Conspiracy: Take the Crown | 143 | Common | €0.11 |
| MurderCommander Legends · 134 | Commander Legends | 134 | Common | €0.04 |
| MurderDuskmourn: House of Horror · 110 | Duskmourn: House of Horror | 110 | Common | €0.05 |
| MurderFoundations Jumpstart · 467 | Foundations Jumpstart | 467 | Common | €0.15 |
| MurderMagic 2013 · 101 | Magic 2013 | 101 | Common | €0.09 |
| MurderCore Set 2020 · 109 | Core Set 2020 | 109 | Common | €0.09 |
| MurderMurders at Karlov Manor · 95 | Murders at Karlov Manor | 95 | Common | €0.07 |
| MurderMurders at Karlov Manor · 300 | Murders at Karlov Manor | 300 | Common | €0.10 |
| MurderStarter Commander Decks · 93 | Starter Commander Decks | 93 | Common | €0.16 |
| MurderStreets of New Capenna · 88 | Streets of New Capenna | 88 | Common | €0.06 |