| Master HyperionLost Sanctuary Structure Deck · 001 | Lost Sanctuary Structure Deck | 001 | Ultra Rare | €0.19 |
| Masterking ArchfiendExtreme Force · 090 | Extreme Force | 090 | Rare | €0.23 |
| Master KyonsheePharaonic Guardian · 053 | Pharaonic Guardian | 053 | Common | €0.08 |
| Master MonkThe Lost Millennium · 020 | The Lost Millennium | 020 | Super Rare | $0.48 |
| Master of ChaosBattle of Chaos · 036 | Battle of Chaos | 036 | Ultra Rare | €0.12 |
| Master of HamPhantom Nightmare · 040 | Phantom Nightmare | 040 | Common | €0.05 |
| Master of OzSoul of the Duelist · 035 | Soul of the Duelist | 035 | Rare | €0.59 |
| Master of the Flaming DragonswordsGeneration Force · 032 | Generation Force | 032 | Common | €0.08 |
| Master Peace, the True DracoslayerThe Dark Illusion · 020 | The Dark Illusion | 020 | Ultra Rare | $0.29 |
| Master Peace, the True Dracoslaying KingMaximum Crisis · 024 | Maximum Crisis | 024 | Secret Rare | $0.45 |
| Master Peace, the True DracoverlordDoom of Dimensions · 018 | Doom of Dimensions | 018 | Secret Rare | $0.59 |
| Master Pendulum, the DracoslayerBreakers of Shadow · 023 | Breakers of Shadow | 023 | Super Rare | €0.25 |
| Master's DiplomanDawn of Majesty · 026 | Dawn of Majesty | 026 | Common | €0.03 |
| Master Spirit Tech Force - Pendulum RulerMagnificent Monsters · 027 | Magnificent Monsters | 027 | Ultra Rare | €0.02 |
| Master Tao the ChanterAge of Overlord · 025 | Age of Overlord | 025 | Common | €0.04 |
| Master with Eyes of BlueShining Victories · 021 | Shining Victories | 021 | Common | €0.06 |
| Matador ArchfiendMaze of Muertos · 022 | Maze of Muertos | 022 | Super Rare | €0.21 |
| Mataza the ZapperInvasion of Chaos · 086 | Invasion of Chaos | 086 | Rare | €0.08 |
| Matching OutfitsIgnition Assault · 099 | Ignition Assault | 099 | Common | €0.05 |
| Materiactor AnnulusDimension Force · 066 | Dimension Force | 066 | Common | €0.09 |
| Materiactor CriticalSupreme Darkness · 074 | Supreme Darkness | 074 | Common | $0.13 |
| Materiactor ExagardSupreme Darkness · 045 | Supreme Darkness | 045 | Super Rare | $0.18 |
| Materiactor ExareptorSupreme Darkness · 011 | Supreme Darkness | 011 | Common | €0.11 |
| Materiactor GigaborosBlazing Vortex · 084 | Blazing Vortex | 084 | Super Rare | $0.07 |
| Materiactor GigadraBlazing Vortex · 081 | Blazing Vortex | 081 | Super Rare | €0.07 |
| Materiactor MeltdownSupreme Darkness · 059 | Supreme Darkness | 059 | Super Rare | $0.14 |
| Materiactor MeltthroughAlliance Insight · 063 | Alliance Insight | 063 | Common | $0.10 |
| Materiactor ZeptwingSupreme Darkness · 012 | Supreme Darkness | 012 | Common | €0.07 |
| MaterializationPhantom Nightmare · 071 | Phantom Nightmare | 071 | Common | $0.05 |
| MathematicianDragons of Legend · 023 | Dragons of Legend | 023 | Secret Rare | €0.11 |
| Mathmech AdditionMystic Fighters · 003 | Mystic Fighters | 003 | Super Rare | $0.19 |
| Mathmech Billionblade NayutaMystic Fighters · 011 | Mystic Fighters | 011 | Super Rare | €0.21 |
| Mathmech CircularPower of the Elements · 028 | Power of the Elements | 028 | Super Rare | $0.27 |
| Mathmech DiameterRise of the Duelist · 028 | Rise of the Duelist | 028 | Common | €0.20 |
| Mathmech DivisionMystic Fighters · 006 | Mystic Fighters | 006 | Super Rare | $0.29 |
| Mathmech EquationMystic Fighters · 010 | Mystic Fighters | 010 | Secret Rare | €0.10 |
| Mathmech InductionMystic Fighters · 013 | Mystic Fighters | 013 | Secret Rare | €0.35 |
| Mathmech MultiplicationMystic Fighters · 005 | Mystic Fighters | 005 | Super Rare | $0.43 |
| Mathmech NablaMystic Fighters · 002 | Mystic Fighters | 002 | Super Rare | €0.45 |
| Mathmech SigmaMystic Fighters · 001 | Mystic Fighters | 001 | Super Rare | €0.21 |
| Mathmech SubtractionMystic Fighters · 004 | Mystic Fighters | 004 | Super Rare | €0.56 |
| Mathmech SuperfactorialMystic Fighters · 012 | Mystic Fighters | 012 | Secret Rare | $0.19 |
| Matriarch of NephthysHidden Summoners · 001 | Hidden Summoners | 001 | Super Rare | €0.24 |
| Mature ChroniclePhantom Nightmare · 055 | Phantom Nightmare | 055 | Common | $0.10 |
| Mausoleum of the EmperorPower of the Duelist · 047 | Power of the Duelist | 047 | Common | €0.09 |
| Mausoleum of WhiteShining Victories · 059 | Shining Victories | 059 | Rare | €0.08 |
| MavelusAstral Pack Four · 022 | Astral Pack Four | 022 | Short Print | €2.37 |
| Maximum SixLight of Destruction · 097 | Light of Destruction | 097 | Ultra Rare | €0.63 |
| Max MetalmorphRage of the Abyss · 071 | Rage of the Abyss | 071 | Common | €0.11 |
| Max WarriorStardust Overdrive · 003 | Stardust Overdrive | 003 | Super Rare | €0.06 |