Region | Title | System | Version | Edition | Languages | Serial | Status |
| Madden NFL 06 (Disc 2) | PC | | Original | | 146617 | |
| Madden NFL 06 | PS2 | 1.00 | Original | | SLUS 21213 | |
| Madden NFL 06 | GC | | Original | | DL-DOL-G6ME-USA | |
| Madden NFL 06 | PS2 | 1.00 | Original | | SLES-53510 … | |
| Madden NFL 06 | XBOX | | Original | | EA-117 | |
| MAD: Global Thermonuclear War MAD: Mutually Assured Destruction | PC | 1.0.0.1 | Rerelease | | | |
| Mad Trax | PC | | Original | | | |
| Mad Tracks | WII | | Original | | RVL-R4IP-EUR-B0 | |
| Mad Stalker: FullMetalForce マッド・ストーカー ~フルメタルフォース~ | PSX | | Original | | SLPS 00734 | |
| Mad Maestro! | PS2 | 1.00 | Original | | SLES-50770 | |
| Mad Dog McCree | CDI | 1.02 | Original | | 310690058-2, 810 0212 | |
| Mad Dog McCree | PC | 1.03a | Original | | 88G8131 | |
| Mad Dog McCree | 3DO | | Original, Gunslinger Collection (Disc 1) | | ALG 000029 | |
| Mad Dog McCree | MCD | | Original | | T-111015 | |
| Mad Dog McCree | CDI | | Original | | 816 0051 | |
| Mad Dog McCree | CDI | 1.02 | Original | | 813 0106 | |
| Mad Dog McCree | CDI | 1.02 | Original, Bundled with Peacekeeper Revolver | | 810 0214 | |
| Mad Dog II: The Lost Gold | PC | 1.00 | Original | | | |
| Mad Dog II: The Lost Gold | PC | 1.01 | Original | | | |
| Mad Dog II: The Lost Gold | 3DO | | Original, Gunslinger Collection (Disc 2) | | ALG 000142 | |
| Mad Dog II: The Lost Gold | CDI | 1.04 | Original | | 810 0278 | |
| Mad Dash Racing | XBOX | | Original | | ES-001 | |
| Macross: Triangle Frontier マクロス トライアングル フロンティア | PSP | 1.01 | Original, Ituwari no Utahime Pack | | ULJS 00321 … | |
| Macross VF-X2 マクロス VF-X2 | PSX | | Original | | SLPS 02237 | |
| Macross Ultimate Frontier マクロス アルティメット フロンティア | PSP | 1.02 | Original, Chou Jikuu Nyan Nyan Pack | | ULJS 00223 … | |
| Macross Plus: Game Edition マクロスプラス -ゲームエディション- | PSX | | Original | | SLPS 02791 | |
| Macross M3 マクロスM3 | DC | 1.002 | Original, Campaign Limited Box | | T-21501M, T-21502M | |
| Macross Digital Mission VF-X マクロス Digital Mission VF‐X | PSX | | Tentou-you Taikenban | | SLPM 80083 | |
| Macross Digital Mission VF-X マクロス Digital Mission VF‐X | PSX | | Original | | SLPS 00386 | |
| Macross Ace Frontier マクロスエースフロンティア | PSP | 1.02 | Original | | ULJS 00158 | |
| MacPeople 1999 No. 9 5.1 マックピープル 1999 No. 9 5.1 | MAC | | | | | |
| MacPeople 1999 No. 8 4.15 | MAC | | | | | |
| MacPeople 1999 No. 7 4.1 | MAC | | | | | |
| MacPeople 1999 No. 6 3.15 マックピープル 1999 No. 6 3.15 | MAC | | | | | |
| MacPeople 1999 No. 4 2.15/3.1 | MAC | | | | | |
| MacPeople 1999 No. 3 2.1 | MAC | | | | | |
| MacPeople 1999 No. 23 12.1 | MAC | | | | | |
| MacPeople 1999 No. 20 10.15 | MAC | | | | | |
| MacPeople 1999 No. 2 1.15 | MAC | | | | | |
| MacPeople 1999 No. 19 10.1 | MAC | | | | | |
| MacPeople 1999 No. 16 8.15 | MAC | | | | | |
| MacPeople 1999 No. 15 8.1 | MAC | | | | | |
| MacPeople 1999 No. 14 7.15 | MAC | | | | | |
| MacPeople 1999 No. 13 7.1 | MAC | | | | | |
| MacPeople 1999 No. 12 6.15 | MAC | | | | | |
| MacPeople 1999 No. 11 6.1 | MAC | | | | | |
| MacPeople 1999 No. 10 5.15 | MAC | | | | | |
| MacPeople 1999 No. 1 1.1 | MAC | | | | | |
| MacPeople 1998 No. 9 5.1 | MAC | | | | | |
| MacPeople 1998 No. 8 4.15 | MAC | | | | | |
| MacPeople 1998 No. 6 3.15 | MAC | | | | | |
| MacPeople 1998 No. 24 12.15 | MAC | | | | | |
| MacPeople 1998 No. 23 12.1 | MAC | | | | | |
| MacPeople 1998 No. 22 11.15 | MAC | | | | | |
| MacPeople 1998 No. 21 11.1 | MAC | | | | | |
| MacPeople 1998 No. 20 10.15 | MAC | | | | | |
| MacPeople 1998 No. 2 1.15 | MAC | | | | | |
| MacPeople 1998 No. 19 10.1 | MAC | | | | | |
| MacPeople 1998 No. 18 9.15 | MAC | | | | | |
| MacPeople 1998 No. 16 8.15/9.1 | MAC | | | | | |
| MacPeople 1998 No. 15 8.1 | MAC | | | | | |
| MacPeople 1998 No. 13 7.1 | MAC | | | | | |
| MacPeople 1998 No. 12 6.15 | MAC | | | | | |
| MacPeople 1998 No. 11 6.1 | MAC | | | | | |
| MacPeople 1998 No. 10 5.15 | MAC | | | | | |
| MacPeople 1997 No. 24 12.15 | MAC | | | | | |
| MacPeople 1997 No. 22 11.15 | MAC | | | | | |
| MacPeople 1997 No. 20 10.15 | MAC | | | | | |
| MacPeople 1997 No. 14 7.15 | MAC | | | | | |
| Machines (Disc 2) | PC | 7.3.1999 | Original | | 941503 - lbl - noe 2 | |
| Machines (Disc 1) | PC | 7.3.1999 | Original | | 941503 - lbl - noe 1 | |
| Machine Hunter | PSX | | Original | | SLUS-00470 | |
| Machine Hunter | PSX | | Original | | SLES-00630 | |
| Machine Head | PSX | | Original | | SLUS-00383 | |
| La Machine à Remonter le Temps | CDI | 1.06 | Original | | 812 0132 | |
| Machinarium | PC | | Collector's Edition | | ODY015 - GAME | |
| Machiavelli the Prince | PC | 1.0 | Original | | MP390225D01R | |
| Machi: Unmei no Kousaten Tokubetsu-hen 街 ~運命の交差点~ 特別篇 | PSP | 1.01 | Original, Sega the Best | | ULJM 05111 … | |
| Machi Suberi 街スベリ | PS3 | 01.01 | Original | | BCJS 30055 | |
| Machi e Ikou yo: Doubutsu no Mori 街へいこうよ どうぶつの森 | WII | Rev 1 | Original | | RVL-RUUJ-JPN | |
| Machi 街 | SS | 1.001 | Sample (Standalone, Otanoshimi 3Shiro! Disc, Bundled with Segakore Sega Bible Mogitate SegaSaturn Soukan-gou) | | 610-6777 | |
| Mace Griffin: Bounty Hunter 메이스 그리핀 | XBOX | | Original | | VU-024 | |
| Mace Griffin: Bounty Hunter (Disc 4) | PC | | Original | | | |
| Mace Griffin: Bounty Hunter (Disc 3) | PC | | Original | | | |
| Mace Griffin: Bounty Hunter (Disc 2) | PC | | Original | | | |
| Mace Griffin: Bounty Hunter (Disc 1) | PC | | Original | | | |
| Mace Griffin: Bounty Hunter | PS2 | 1.02 | Original | | SLES-51653 | |
| Mace Griffin: Bounty Hunter | XBOX | | Original | | VV-017 | |
| Macabre Mysteries: Curse of the Nightingale | PC | | Collector's Edition | | 33400010US | |
| Maboroshi Tsukiyo まぼろし月夜 | DC | 1.001 | Taikenban | | 610-7186 | |
| Maabus (Disc 3) Maabus: The Ultimate PC Videogame: Il più avanzato videogame mai realizzato | PC | | Microforum | | | |
| Maabus (Disc 2) Maabus: The Ultimate PC Videogame: Il più avanzato videogame mai realizzato | PC | | Microforum | | | |
| Maabus (Disc 1) Maabus: The Ultimate PC Videogame: Il più avanzato videogame mai realizzato | PC | | Microforum | | | |
| Maabus (Passkey 1) | PC | | Original | | | |
| Maabus (Passkey 2) | PC | | Original | | | |
| Maabus (Passkey 3) | PC | | Original | | | |
| Ma La Shao Mo Nu 麻辣小魔女 | PC | | Original | | | |
| M6 PlayStation: Special Kids M6 PlayStation: Best of Kids Demo | PSX | | | | SCED-02570 | |
| M1 Tank Platoon II M1 Tank Platoon 2 | PC | 1.0 | Original, War Collection | | MP393 446 DO1R | |
| M&M's: The Lost Formulas The High Energy Action Math Game | PC | 1.0 | Original | | 0-7435-0251-5 | |
| M&M's: Shell Shocked | PSX | | Original | | SLUS-01306 | |
| M&M's: Shell Shocked | PSX | | Original | | SLES-03999 | |
| M&M's: Die Geheimformeln | PC | | Original | | ROMUNDMS00006LAB | |
| M&M's Kart Racing | WII | | Original | | RVL-RMWE-USA, RVL-RMWE-USA-B0 | |
| M.I.A.: Missing in Action (Disc 1) | PC | | Original | | | |
| M.A.X.: Mechanized Assault & Exploration | PC | 1.02 | Original | | CD-ICD-082-0 | |
| M.A.X.: Mechanized Assault & Exploration | PC | 1.0 | Triple Conflict | | CD-ICD-082-EUR | |
| M.A.X. 2: Mechanized Assault & Exploration | PC | 1.1 | Original | | CD-ICD-640-0 | |
| M.A.X. 2: Mechanized Assault & Exploration | PC | | Covermount | | CD-C95-640-SSEFG | |
| M.A.X. 2: Mechanized Assault & Exploration | PC | 1.0 | Gold Games 4 (CD 12) | | SPI 061 | |
| M.A.X. 2: Mechanized Assault & Exploration | PC | | Original | | CD-W95-640-E | |
| M.A.C.H.: Modified Air Combat Heroes | PSP | 1.02 | Original | | ULES-00565 | |
| M-6 PlayStation Demo M6 PlayStation Best of 98 | PSX | | | | SCED-01713 | |
| m [emu]: Kimi o Tsutaete m[emu] ~君を伝えて~ | SS | 1.002 | Original | | T-31202G | |