| Moonstone EulogistBloomburrow Commander · 54 | Bloomburrow Commander | 54 | Rare | $0.52 |
| Moonstone HarbingerBloomburrow · 101 | Bloomburrow | 101 | Uncommon | €0.16 |
| Moonstone, Harsh MistressMarvel Super Heroes · 107 | Marvel Super Heroes | 107 | Uncommon | €0.12 |
| Moonstone, Harsh MistressMarvel Super Heroes · 447 | Marvel Super Heroes | 447 | Uncommon | €0.40 |
| 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 | $0.40 |
| Moonveil RegentInnistrad: Midnight Hunt · 357 | Innistrad: Midnight Hunt | 357 | Mythic Rare | $0.65 |
| Moonveil RegentInnistrad: Midnight Hunt Promos · 149p | Innistrad: Midnight Hunt Promos | 149p | Mythic Rare | $0.58 |
| Moonveil RegentInnistrad: Midnight Hunt Promos · 149s | Innistrad: Midnight Hunt Promos | 149s | Mythic Rare | $1.16 |
| Moonveil RegentMagic Online Promos · 93994 | Magic Online Promos | 93994 | Mythic Rare | — |
| Moonveil Regent // Moonveil RegentMidnight Hunt Art Series · 44 | Midnight Hunt Art Series | 44 | — | — |
| Moon-Vigil AdherentsLorwyn Eclipsed · 184 | Lorwyn Eclipsed | 184 | Uncommon | €0.10 |
| Moonwing MothSaviors of Kamigawa · 20 | Saviors of Kamigawa | 20 | Common | €0.10 |
| MoopsyStar Trek · 207 | Star Trek | 207 | Common | €0.12 |
| Moor FiendIce Age · 153 | Ice Age | 153 | Common | €0.08 |
| Moorish CavalryArabian Nights · 7 | Arabian Nights | 7 | Common | €3.50 |
| Moorish CavalryArabian Nights · 7† | Arabian Nights | 7† | Common | $6.93 |
| Moorish CavalryTime Spiral Timeshifted · 11 | Time Spiral Timeshifted | 11 | Special | €0.21 |
| Moorland DrifterShadows over Innistrad · 27 | Shadows over Innistrad | 27 | Common | €0.06 |
| Moorland HauntInnistrad · 244 | Innistrad | 244 | Rare | €0.22 |
| Moorland HauntStarter Commander Decks · 310 | Starter Commander Decks | 310 | Rare | $0.15 |
| Moorland HauntSecret Lair Drop Tokens · 349 | Secret Lair Drop Tokens | 349 | Rare | €1.73 |
| Moorland HauntCrimson Vow Commander · 175 | Crimson Vow Commander | 175 | Rare | €0.19 |
| Moorland InquisitorAvacyn Restored · 30 | Avacyn Restored | 30 | Common | €0.02 |
| Moorland InquisitorDuel Decks: Blessed vs. Cursed Tokens · 16 | Duel Decks: Blessed vs. Cursed Tokens | 16 | Common | €0.05 |
| Moorland InquisitorCore Set 2020 · 31 | Core Set 2020 | 31 | Common | €0.03 |
| Moorland InquisitorArena Beginner Set · 15 | Arena Beginner Set | 15 | Common | — |
| Moorland RescuerMidnight Hunt Commander · 7 | Midnight Hunt Commander | 7 | Rare | €0.15 |
| Moorland RescuerMidnight Hunt Commander · 45 | Midnight Hunt Commander | 45 | Rare | $0.30 |
| Moradin's DisciplesAlchemy Horizons: Baldur's Gate · 24 | Alchemy Horizons: Baldur's Gate | 24 | Uncommon | — |
| MoraleFourth Edition Foreign Black Border · 36 | Fourth Edition Foreign Black Border | 36 | Common | €0.18 |
| MoraleFourth Edition · 36 | Fourth Edition | 36 | Common | $0.13 |
| MoraleThe Dark · 14 | The Dark | 14 | Common | $0.23 |
| MoraleRenaissance · 15 | Renaissance | 15 | Common | €0.11 |
| Morality ShiftJudgment · 70 | Judgment | 70 | Rare | €2.58 |
| Moratorium StoneGuildpact · 154 | Guildpact | 154 | Rare | $0.14 |
| Moraug, Fury of AkoumEdge of Eternities Commander · 89 | Edge of Eternities Commander | 89 | Mythic Rare | $2.06 |
| Moraug, Fury of AkoumYear of the Ox 2021 Tokens · 1 | Year of the Ox 2021 Tokens | 1 | Mythic Rare | €1.78 |
| Moraug, Fury of AkoumZendikar Rising Promos · 150p | Zendikar Rising Promos | 150p | Mythic Rare | €2.48 |
| 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 | €3.54 |
| 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 | — |
| Moraug, Fury of Akoum // Moraug, Fury of AkoumZendikar Rising Art Series · 66 | Zendikar Rising Art Series | 66 | — | — |
| MorbidJumpstart 2022 Front Cards · 24 | Jumpstart 2022 Front Cards | 24 | — | — |
| Morbid BloomAlara Reborn · 94 | Alara Reborn | 94 | Uncommon | €0.22 |
| Morbid CuriosityBattlebond · 149 | Battlebond | 149 | Uncommon | $0.23 |
| Morbid CuriosityKaladesh · 94 | Kaladesh | 94 | Uncommon | $0.19 |
| Morbid HungerOdyssey · 150 | Odyssey | 150 | Common | €0.07 |