| Middle School English - Dong Dong Nao II (Asia) (Unl) | |
| MiG 29 - Soviet Fighter (USA) (Unl) | |
| Might and Magic - Secret of the Inner Sanctum (USA) | |
| Might and Magic (Japan) | |
| Mighty Bomb Jack (Europe) | |
| Mighty Bomb Jack (Japan) | |
| Mighty Bomb Jack (USA) | |
| Mighty Final Fight (Europe) | |
| Mighty Final Fight (Japan) | |
| Mighty Final Fight (USA) | |
| Mike Tyson's Punch-Out!! (Europe) | |
| Mike Tyson's Punch-Out!! (Europe) (Rev A) | |
| Mike Tyson's Punch-Out!! (USA) | |
| Mike Tyson's Punch-Out!! (USA) (Rev A) | |
| Millionaire (Asia) (Unl) (NES) | |
| Millipede (Japan) | |
| Millipede (USA) | |
| Milon's Secret Castle (USA) | |
| Mind Blower Pak (Australia) (Unl) | |
| Mindseeker (Japan) | |
| Minelvaton Saga (Japan) | |
| Mini Putt (Japan) | |
| Mini Putt (Japan) [En by No Talent v1.0] | |
| Minna no Taabou no Nakayoshi Daisakusen (Japan) | |
| Minna no Taabou no Nakayoshi Daisakusen (Japan) [En by Suicidal v1.01] [Fix by Hap] (~Tabo's Tactics) | |
| Miracle Piano Teaching System, The (France) | |
| Miracle Piano Teaching System, The (Germany) | |
| Miracle Piano Teaching System, The (USA) | |
| Miracle Ropit's Adventure in 2100 (Japan) | |
| Mirai Senshi - Lios (Japan) | |
| Mirai Senshi - Lios (Japan) [En by Aeon Genesis v1.0] (~Future Soldier - Lios) | |
| Mirai Shinwa Jarvas (Japan) | |
| Mirai Shinwa Jarvas (Japan) [En by Aishsha+Stardust Crusaders v0.95] (~Distant Legend of Jarvas) | |
| Mission Cobra (USA) (Unl) | |
| Mission Impossible (Europe) | |
| Mission Impossible (France) | |
| Mission Impossible (USA) | |
| Mississippi Satsujin Jiken (Japan) | |
| Mississippi Satsujin Jiken (Japan) (Rev A) | |
| Mito Koumon - Sekai Manyuu Ki (Japan) | |
| Mito Koumon (Japan) | |
| Mitsume ga Tooru (Japan) | |
| Mitsume ga Tooru (Japan) [En by Spoony Bard v1.01] | |
| Mixed Up Mario Bros. | |
| Mizushima Shinji no Dai Koushien (Japan) | |
| Moai Kun (Japan) | |
| Moai Kun (Japan) [En by Suicidal v1.0] | |
| Mobile Suit Z Gundam - Hot Scramble (Japan) | |
| Moe Pro! - Saikyou Hen (Japan) | |
| Moe Pro! '90 - Kandou Hen (Japan) | |