| Maikobana (Japan 900802) | 1990 | Nichibutsu | maiko | Tabletop / Hanafuda *Mature* | 0.00 |
| Maikobana [BET] (Japan 900911) | 1990 | Nichibutsu | mmaiko | Tabletop / Hanafuda *Mature* | 0.00 |
| Main Attraction (Bellfruit) (Scorpion 2/3) | 1969 | BFM | sc2maina | | 0.00 |
| Main Event (1984) | 1984 | SNK | mainsnk | Wrestling | 8.33 |
| Main Stadium (Japan) (clone of: bottom9) | 1989 | Konami | mstadium | Sports / Baseball | 0.00 |
| Mainline Double Joker Poker | 1969 | Mainline London | mainline | | 10.00 |
| Majestic Bells (Bellfruit) (Scorpion 2/3) | 1969 | BFM | sc2majes | | 0.00 |
| Majestic Twelve - The Space Invaders Part IV (Japan) (clone of: ssi) | 1990 | Taito Corporation | majest12 | Shooter / Gallery | 0.00 |
| Major Havoc (prototype) (clone of: mhavoc) | 1983 | Atari | mhavocp | Shooter / Misc. | 0.00 |
| Major Havoc (Return to Vax) (clone of: mhavoc) | 1983 | Atari / JMA | mhavocrv | Shooter / Misc. | 0.00 |
| Major Havoc (rev 2) (clone of: mhavoc) | 1983 | Atari | mhavoc2 | Shooter / Misc. | 0.00 |
| Major Havoc (rev 3) | 1983 | Atari | mhavoc | Shooter / Misc. | 2.86 |
| Major League | 1985 | Sega | mjleague | Sports / Baseball | 0.00 |
| Major Poker (v2.0) | 1994 | PAL System | majorpkr | | 0.00 |
| Major Title (Japan) (clone of: majtitle) | 1990 | Irem | majtitlej | | 0.00 |
| Major Title (World) | 1990 | Irem | majtitle | Sports / Golf | 8.14 |
| Major Title 2 (Japan) (clone of: majtitl2) | 1992 | Irem | majtitl2j | | 0.00 |
| Major Title 2 (World) | 1992 | Irem | majtitl2 | Sports / Golf | 8.67 |
| Majuu no Ohkoku (clone of: devilw) | 1987 | Konami | majuu | Shooter / Walking | 0.00 |
| Makai Densetsu (Japan) (clone of: lomakai) | 1988 | Jaleco | makaiden | Fighter / 2D | 0.00 |