 | M-4 | 1977 | Midway | m4 | Shooter / Versus | 10.00 |
 | M.A.C.H. 3 | 1983 | Mylstar | mach3 | Shooter / Flying (chase view) | 2.00 |
 | M.I.A. - Missing in Action (Japan) (clone of: mia) | 1989 | Konami | miaj | Platform / Fighter Scrolling | 0.00 |
| M.I.A. - Missing in Action (version S) (clone of: mia) | 1989 | Konami | mia2 | Platform / Fighter Scrolling | 0.00 |
| M.I.A. - Missing in Action (version T) | 1989 | Konami | mia | Platform / Fighter Scrolling | 9.25 |
| | M075 Poker (Version 16.03B) | 1982 | Greyhound Electronics | m075 | | 0.00 |
 | M79 Ambush | 1977 | RamTek | m79amb | Shooter / Gallery | 0.00 |
 | Mace: The Dark Age (boot ROM 1.0ce, HDD 1.0b) | 1996 | Atari Games | mace | Fighter / Versus | 8.00 |
| Mace: The Dark Age (HDD 1.0a (clone of: mace) | 1997 | Atari Games | macea | | 0.00 |
 | Mach Breakers - Numan Athletics 2 (Japan) | 1995 | Namco | machbrkr | Sports / Track & Field | 8.38 |
 | Macho Mouse | 1982 | Techstar | machomou | Maze / Outline | 0.00 |
 | Macross Plus | 1996 | Banpresto | macrossp | Shooter / Flying Vertical | 9.00 |
 | Mad Alien | 1980 | Data East Corporation | madalien | Shooter / Gallery | 0.00 |
| Mad Alien (Highway Chase) (clone of: madalien) | 1980 | Data East Corporation | madalina | | 0.00 |
| | Mad Ball V2.0 | 1998 | Yun Sung | madball | | 5.00 |
| | Mad Ball V2.0 (With Nudity) (clone of: madball) | 1997 | Yun Sung | madballn | | 0.00 |
 | Mad Crasher | 1984 | SNK | madcrash | Shooter / Driving Diagonal | 0.00 |
| | Mad Dog II: The Lost Gold v1.0 (clone of: maddog2) | 1992 | American Laser Games | maddog21 | | 0.00 |
| | Mad Dog II: The Lost Gold v2.02 | 1992 | American Laser Games | maddog22 | | 0.00 |
| | Mad Dog II: The Lost Gold v2.04 | 1992 | American Laser Games | maddog2 | | 2.00 |
