Region | Title | System | Version | Edition | Languages | Serial | Status |
| M.A.X. 2: Mechanized Assault & Exploration | PC | 1.1 | Original | | CD-ICD-640-0 | |
| M.A.X.: Mechanized Assault & Exploration | PC | 1.02 | Original | | CD-ICD-082-0 | |
| Macross: Another Story | PC | | Original | | MKW-069 | |
| Mad Run (Disc 1) 風暴 | PC | | Original | | | |
| Mad Run (Disc 2) 風暴 | PC | | Original | | | |
| MAD: Global Thermonuclear War MAD: Mutually Assured Destruction | PC | 1.0.0.1 | Rerelease | | | |
| Madden NFL 99 | PC | 2.10 | CD-ROM Classics | | 1167907 | |
| Mafia (Disc 1) マフィア | PC | 1.0 | Original | | | |
| Mafia (Disc 2) マフィア | PC | 1.0 | Original | | | |
| Mafia (Disc 3) マフィア | PC | 1.0 | Original | | | |
| Magic & Mayhem マジック&メイヘム | PC | 1.000 | Original | | TORM-6213 | |
| Mahjong-Tenron 麻雀天龍 | PC | | Original | | WR-9668 | |
| Maniac Mansion: Day of the Tentacle | PC | 1.6 | Original, Grim Fandango Bundle | | 632830 | |
| Marathon 2: Durandal | PC | 1.0 | Original | | 10910 | |
| Maria: Kimi-tachi ga Umareta Wake (Disc 1) マリア ~君たちが生まれた理由~ | PC | 1.00 | Original | | BM1-0001 | |
| Maria: Kimi-tachi ga Umareta Wake (Disc 2) マリア ~君たちが生まれた理由~ | PC | 1.00 | Original | | BM1-0002 | |
| Maria: Kimi-tachi ga Umareta Wake (Disc 3) マリア ~君たちが生まれた理由~ | PC | 1.00 | Original | | BM1-0003 | |
| Martial Kingdoms (Strategy Guide) 天下霸图攻略 | PC | | 8th Anniversary Thanksgiving Edition | | | |
| Martial Kingdoms (Install 1) 天下霸图 | PC | | 8th Anniversary Thanksgiving Edition | | | |
| Martial Kingdoms (Play CD) 天下霸图 | PC | | 8th Anniversary Thanksgiving Edition | | | |
| Martial Kingdoms (Install 2) 天下霸图 | PC | | 8th Anniversary Thanksgiving Edition | | | |
| Mass Destruction 絶命摧毀 | PC | | Original | | | |
| Master Blaze マスター・ブレイズ | PC | | Original | | WIC-6482 | |
| Master The Arch マスター ジ アーク | PC | 1.0.0.1 | Original | | 001J0330TA | |
| MECC Elementary Education Pack | PC | | Bundle Version Gateway OEM | | Part #ELEMEDCD | |
| Mech War 惑星戰將 | PC | | Original | | | |
| MechCommander メック・コマンダー | PC | 1.0.0.1 | Original | | | |
| MechWarrior 2: 31st Century Combat メックウォリア2 | PC | 1.0 | Original, Bundle Version Microsoft Sidewinder 3D Pro Joystick OEM | | | |
| MechWarrior 3 | PC | 1.0.0.8 | Original | | | |
| Medal of Honor: Allied Assault (Disc 1) メダル・オブ・オナー アライド・アサルト | PC | | Original | | EMW-4097 | |
| Medal of Honor: Allied Assault (Disc 2) メダル・オブ・オナー アライド・アサルト | PC | | Original | | EMW-4097 | |
| Medal of Honor: Allied Assault (Disc 3) メダル・オブ・オナー アライド・アサルト | PC | | Original | | EMW-4097 | |
| MeltyCube: Another Adventure of MeltyLance メルティキューブ | PC | 1.0 | Original | | WIC-5313 | |
| Menghuan Monizhan III (Disc 1) 梦幻模拟战Ⅲ | PC | 1.05 | Original | | | |
| Menghuan Monizhan III (Disc 2) 梦幻模拟战Ⅲ | PC | 1.05 | Original | | | |
| Messiah (Disc 1) メサイヤ | PC | 1.2 | Original, Game Fan 2980 | | | |
| Messiah (Disc 2) メサイヤ | PC | | Original | | | |
| Metal Fatigue (Disc 1) | PC | 1.00 | Original | | | |
| Metal Fatigue (Disc 2) | PC | 1.00 | Original | | | |
| MiG Alley | PC | 1.1 | Rerelease | | CD-W58-1131-1 | |
| Might and Magic VI: The Mandate of Heaven (Disc 1) (Install) | PC | 1.0 | Limited Edition | | PCD-50005-601 | |
| Might and Magic VI: The Mandate of Heaven (Disc 2) (Play) | PC | 1.0 | Limited Edition | | PCD-50005-602 | |
| Mobile Forces | PC | 2002.05.03 | Original | | | |
| Möbius Link 2: Preiades Sisters メビウスリンク2 プレアデスシスターズ | PC | 2.20 | Original | | | |
| Moebius: Empire Rising | PC | 3.5.7.45015 | Kickstarter Edition | | | |
| Mogui Da Xiagu: Dinamation Tanxian Youxi 魔鬼大峡谷: Dinamation探险游戏 | PC | | Bundle Version Acer OEM | | CR-004-96, CR-006-96 | |
| Monopoly モノポリー | PC | 1.3 | Original | | | |
| Monty Python and the Quest for the Holy Grail Monty Python & the Quest for the Holy Grail | PC | | Original | | 70241 | |
| Mortimer and the Riddles of the Medallion (Demonstration Program) | PC | | | | 5501899 | |
| Moto Racer 2 | PC | 1.27 | Original | | EMW-7061 | |
| MTV's Beavis and Butt-Head: Bunghole in One | PC | 1.0 | Original | | 04-16318CD | |
| Muou Qiyuji 木偶奇遇记 | PC | 1.0 | Original | | | |
| Muzzle Velocity | PC | 1.21 | Original | | | |
| Myst ミスト | PC | 1.3 | Original, Rerelease | | IP-12201 | |
| Myst | PC | 1.0 | Original | | | |
| Myst | PC | 1.3.1 | Original, Ages of Myst, Bundle, Rerelease | | 1820220I | |
| Myst III: Exile (Disc 1) | PC | 1.2 | Original, Rerelease | | 610427-CD1A, 650331-CD1 | |
| Myst III: Exile (Disc 3) | PC | 1.2 | Original, Rerelease | | 610427-CD3A, 650331-CD3 | |
| Myst III: Exile (Disc 2) 神秘岛III:放逐 | PC | 1.0 | Original | | 610427-CD2 | |
| Myst III: Exile (Disc 3) 神秘岛III:放逐 | PC | 1.0 | Original | | 610427-CD3 | |
| Myst III: Exile (Disc 4) 神秘岛III:放逐 | PC | 1.0 | Original | | 610427-CD4 | |
| Myst III: Exile (Disc 2) | PC | 1.2 | Original, Rerelease | | 610427-CD2A, 650331-CD2 | |
| Myst III: Exile (Disc 4) | PC | 1.2 | Original, Rerelease | | 610427-CD4A, 650331-CD4 | |
| Myth II: Soulblighter | PC | 1.0 | Original | | | |
| Myth II: Soulblighter | PC | 1.1 | Original | | | |
| Myth: Yami no Hakaishin Myth ~闇の破壊神~ | PC | 1.1 | Original | | | |