| Malefic Rainbow DragonYu-Gi-Oh! 3D Bonds Beyond Time Movie Pack · 005 | Yu-Gi-Oh! 3D Bonds Beyond Time Movie Pack | 005 | Secret Rare | €2.13 |
| Malefic Red-Eyes Black DragonYu-Gi-Oh! 3D Bonds Beyond Time Movie Pack · 001 | Yu-Gi-Oh! 3D Bonds Beyond Time Movie Pack | 001 | Secret Rare | €0.39 |
| Malefic SelectorDuel Overload · 045 | Duel Overload | 045 | Ultra Rare | €0.10 |
| Malefic Stardust DragonShonen Jump Vol. 8, Issue 9 promotional card · 043 | Shonen Jump Vol. 8, Issue 9 promotional card | 043 | Ultra Rare | €3.21 |
| Malefic TerritoryDuel Overload · 049 | Duel Overload | 049 | Ultra Rare | €0.05 |
| Malefic Truth DragonShonen Jump Vol. 9, Issue 3 promotional card · 048 | Shonen Jump Vol. 9, Issue 3 promotional card | 048 | Ultra Rare | €0.37 |
| Malefic TuneDuel Overload · 046 | Duel Overload | 046 | Ultra Rare | €0.14 |
| Malefic WorldYu-Gi-Oh! 3D Bonds Beyond Time Movie Pack · 008 | Yu-Gi-Oh! 3D Bonds Beyond Time Movie Pack | 008 | Secret Rare | €0.84 |
| Malevolent CatastropheRise of the Dragon Lords Structure Deck · 032 | Rise of the Dragon Lords Structure Deck | 032 | Common | €0.11 |
| Malevolent Mech - Goku EnZombie World Structure Deck · 002 | Zombie World Structure Deck | 002 | Common | €0.10 |
| Malevolent NuzzlerMagic Ruler · 005 | Magic Ruler | 005 | Common | €0.04 |
| MalfunctionShadow of Infinity · 060 | Shadow of Infinity | 060 | Rare | $0.07 |
| Malice AscendantShadow of Infinity · 030 | Shadow of Infinity | 030 | Common | €0.08 |
| Malice DispersionRise of Destiny · 048 | Rise of Destiny | 048 | Common | €0.04 |
| Malice Doll of DemiseSoul of the Duelist · 018 | Soul of the Duelist | 018 | Common | €0.10 |
| Malice, Lady of LamentEternity Code Premiere! promotional card · 1 | Eternity Code Premiere! promotional card | 1 | Ultra Rare | €0.06 |
| Malicevorous ForkShadow Specters · 004 | Shadow Specters | 004 | Common | €0.02 |
| Malicevorous KnifeShadow Specters · 005 | Shadow Specters | 005 | Common | €0.05 |
| Malicevorous SpoonShadow Specters · 003 | Shadow Specters | 003 | Common | €0.05 |
| Maliss <C> GWC-06Crossover Breakers · 023 | Crossover Breakers | 023 | Rare | €0.05 |
| Maliss <C> MTP-07Crossover Breakers · 022 | Crossover Breakers | 022 | Ultra Rare | €0.11 |
| Maliss <C> TB-11Crossover Breakers · 024 | Crossover Breakers | 024 | Super Rare | €0.22 |
| Maliss in the MirrorAlliance Insight · 064 | Alliance Insight | 064 | Super Rare | €0.23 |
| Maliss in UndergroundCrossover Breakers · 021 | Crossover Breakers | 021 | Ultra Rare | €1.05 |
| Maliss <P> Chessy CatCrossover Breakers · 016 | Crossover Breakers | 016 | Super Rare | €0.07 |
| Maliss <P> DormouseCrossover Breakers · 017 | Crossover Breakers | 017 | Super Rare | €0.19 |
| Maliss <P> March HareAlliance Insight · 023 | Alliance Insight | 023 | Secret Rare | €17.81 |
| Maliss <P> White RabbitCrossover Breakers · 015 | Crossover Breakers | 015 | Ultra Rare | $0.29 |
| Maliss <Q> Hearts CrypterCrossover Breakers · 020 | Crossover Breakers | 020 | Ultra Rare | €0.16 |
| Maliss <Q> Red RansomCrossover Breakers · 018 | Crossover Breakers | 018 | Super Rare | $0.19 |
| Maliss <Q> White BinderCrossover Breakers · 019 | Crossover Breakers | 019 | Super Rare | €0.11 |
| Malus TokenUnlisted Printings | Unlisted Printings | — | — | — |
| MamemakiFlames of Destruction · 079 | Flames of Destruction | 079 | Common | €0.04 |
| Mammoth GraveyardLegend of Blue Eyes White Dragon · 009 | Legend of Blue Eyes White Dragon | 009 | Common | €0.02 |
| Mamonaka the Vaylantz UnitedTactical Masters · 009 | Tactical Masters | 009 | Ultra Rare | $0.33 |
| Mana Dragon ZirnitronCybernetic Horizon · 021 | Cybernetic Horizon | 021 | Super Rare | €0.10 |
| Man Beast of AresCyberdark Impact · 030 | Cyberdark Impact | 030 | Common | €0.09 |
| MandragonClash of Rebellions · 097 | Clash of Rebellions | 097 | Rare | €0.08 |
| Man EaterLegend of Blue Eyes White Dragon · 075 | Legend of Blue Eyes White Dragon | 075 | Common | €0.06 |
| Man-Eater BugLegend of Blue Eyes White Dragon · 108 | Legend of Blue Eyes White Dragon | 108 | Super Rare | €0.05 |
| Man-Eating Black SharkAstral Pack Six · 021 | Astral Pack Six | 021 | Short Print | €16.82 |
| Man-Eating PlantUnlisted Printings | Unlisted Printings | — | — | — |
| Man-Eating Treasure ChestStarter Deck: Yugi · 037 | Starter Deck: Yugi | 037 | Common | €0.12 |
| Manga Ryu-RanMagic Ruler · 071 | Magic Ruler | 071 | Rare | €0.07 |
| Maniacal ServantLight of Destruction · 085 | Light of Destruction | 085 | Rare | €0.02 |
| Manju of the Ten Thousand HandsInvasion of Chaos · 088 | Invasion of Chaos | 088 | Short Print | €0.11 |
| Mannadium AbscissionCyberstorm Access · 057 | Cyberstorm Access | 057 | Super Rare | $0.26 |
| Mannadium BreakheartCyberstorm Access · 072 | Cyberstorm Access | 072 | Common | €0.05 |
| Mannadium FearlessCyberstorm Access · 013 | Cyberstorm Access | 013 | Super Rare | $0.07 |
| Mannadium ImaginingsCyberstorm Access · 056 | Cyberstorm Access | 056 | Common | €0.07 |