| Monica Rambeau // Photon, Living LightMarvel Super Heroes · 356 | Marvel Super Heroes | 356 | Mythic Rare | $5.84 |
| Monstrous RageMarvel Universe · 72 | Marvel Universe | 72 | Mythic Rare | €0.79 |
| MoonshadowLorwyn Eclipsed · 110 | Lorwyn Eclipsed | 110 | Mythic Rare | $18.80 |
| MoonshadowLorwyn Eclipsed · 313 | Lorwyn Eclipsed | 313 | Mythic Rare | €18.89 |
| MoonshadowLorwyn Eclipsed · 386 | Lorwyn Eclipsed | 386 | Mythic Rare | €33.76 |
| MoonshadowLorwyn Eclipsed · 396 | Lorwyn Eclipsed | 396 | Mythic Rare | €122.55 |
| MoonshadowLorwyn Eclipsed Promos · 110p | Lorwyn Eclipsed Promos | 110p | Mythic Rare | €16.69 |
| Moonshaker CavalryWilds of Eldraine Promos · 21p | Wilds of Eldraine Promos | 21p | Mythic Rare | €7.68 |
| Moonshaker CavalryWilds of Eldraine Promos · 21s | Wilds of Eldraine Promos | 21s | Mythic Rare | €10.78 |
| Moonshaker CavalryStore Championships · 17 | Store Championships | 17 | Mythic Rare | €51.94 |
| Moonshaker CavalrySecrets of Strixhaven Commander · 110 | Secrets of Strixhaven Commander | 110 | Mythic Rare | €8.20 |
| Moonshaker CavalryWilds of Eldraine · 21 | Wilds of Eldraine | 21 | Mythic Rare | €8.42 |
| Moonshaker CavalryWilds of Eldraine · 325 | Wilds of Eldraine | 325 | Mythic Rare | €15.45 |
| Moonveil DragonDark Ascension · 99 | Dark Ascension | 99 | Mythic Rare | $1.18 |
| Moonveil RegentInnistrad: Double Feature · 149 | Innistrad: Double Feature | 149 | Mythic Rare | €0.02 |
| Moonveil RegentInnistrad: Midnight Hunt · 149 | Innistrad: Midnight Hunt | 149 | Mythic Rare | $0.42 |
| Moonveil RegentInnistrad: Midnight Hunt · 357 | Innistrad: Midnight Hunt | 357 | Mythic Rare | $0.70 |
| Moonveil RegentInnistrad: Midnight Hunt Promos · 149p | Innistrad: Midnight Hunt Promos | 149p | Mythic Rare | $0.56 |
| Moonveil RegentInnistrad: Midnight Hunt Promos · 149s | Innistrad: Midnight Hunt Promos | 149s | Mythic Rare | $0.94 |
| Moonveil RegentMagic Online Promos · 93994 | Magic Online Promos | 93994 | Mythic Rare | — |
| Moraug, Fury of AkoumEdge of Eternities Commander · 89 | Edge of Eternities Commander | 89 | Mythic Rare | $1.84 |
| Moraug, Fury of AkoumYear of the Ox 2021 Tokens · 1 | Year of the Ox 2021 Tokens | 1 | Mythic Rare | €2.20 |
| Moraug, Fury of AkoumZendikar Rising Promos · 150p | Zendikar Rising Promos | 150p | Mythic Rare | €2.31 |
| Moraug, Fury of AkoumZendikar Rising Promos · 150s | Zendikar Rising Promos | 150s | Mythic Rare | €5.99 |
| Moraug, Fury of AkoumZendikar Rising · 150 | Zendikar Rising | 150 | Mythic Rare | €3.17 |
| Moraug, Fury of AkoumZendikar Rising · 300 | Zendikar Rising | 300 | Mythic Rare | €6.08 |
| Moraug, Fury of AkoumMagic Online Promos · 83694 | Magic Online Promos | 83694 | Mythic Rare | — |
| Morbid OpportunistSpecial Guests · 32 | Special Guests | 32 | Mythic Rare | €12.81 |
| MordenkainenAdventures in the Forgotten Realms · 64 | Adventures in the Forgotten Realms | 64 | Mythic Rare | $1.45 |
| MordenkainenAdventures in the Forgotten Realms · 283 | Adventures in the Forgotten Realms | 283 | Mythic Rare | $1.41 |
| MordenkainenAdventures in the Forgotten Realms Promos · 64a | Adventures in the Forgotten Realms Promos | 64a | Mythic Rare | €0.02 |
| MordenkainenAdventures in the Forgotten Realms Promos · 64p | Adventures in the Forgotten Realms Promos | 64p | Mythic Rare | €2.35 |
| MordenkainenAdventures in the Forgotten Realms Promos · 64s | Adventures in the Forgotten Realms Promos | 64s | Mythic Rare | $2.64 |
| MordenkainenMagic Online Promos · 92656 | Magic Online Promos | 92656 | Mythic Rare | — |
| Morningtide's LightLorwyn Eclipsed · 27 | Lorwyn Eclipsed | 27 | Mythic Rare | $2.01 |
| Morningtide's LightLorwyn Eclipsed · 301 | Lorwyn Eclipsed | 301 | Mythic Rare | €2.70 |
| Morningtide's LightLorwyn Eclipsed Promos · 27p | Lorwyn Eclipsed Promos | 27p | Mythic Rare | $1.48 |
| Morophon, the BoundlessCommander Masters · 3 | Commander Masters | 3 | Mythic Rare | €3.91 |
| Morophon, the BoundlessCommander Masters · 453 | Commander Masters | 453 | Mythic Rare | €11.46 |
| Morophon, the BoundlessCommander Masters · 669 | Commander Masters | 669 | Mythic Rare | €6.69 |
| Morophon, the BoundlessCommander Masters · 1058 | Commander Masters | 1058 | Mythic Rare | €23.40 |
| Morophon, the BoundlessModern Horizons 3 Commander · 157 | Modern Horizons 3 Commander | 157 | Mythic Rare | €4.64 |
| Morophon, the BoundlessModern Horizons · 1 | Modern Horizons | 1 | Mythic Rare | €4.96 |
| Morophon, the BoundlessJudge Gift Cards 2021 · 1 | Judge Gift Cards 2021 | 1 | Mythic Rare | €20.08 |
| Morophon, the BoundlessModern Horizons Promos · 1p | Modern Horizons Promos | 1p | Mythic Rare | €7.17 |
| Morophon, the BoundlessThe List Tokens · MH1-1 | The List Tokens | MH1-1 | Mythic Rare | €4.64 |
| Morophon, the BoundlessSecret Lair Drop Tokens · 1896 | Secret Lair Drop Tokens | 1896 | Mythic Rare | €38.79 |
| Morophon, the BoundlessSecret Lair Drop Tokens · 1944 | Secret Lair Drop Tokens | 1944 | Mythic Rare | €15.83 |
| Morphic PoolZendikar Rising Expeditions · 17 | Zendikar Rising Expeditions | 17 | Mythic Rare | €29.84 |
| MorphlingVintage Masters · 81 | Vintage Masters | 81 | Mythic Rare | — |