| M.A.D. |
| M.A.S.H. |
| Magicard |
| Malagai |
| Mangia' |
| Marauder |
| Marine Wars |
| Mario Bros. |
| Master Builder |
| Masters of the Universe - The Power of He-Man |
| Math Gran Prix |
| Maze Craze |
| McDonald's |
| Medieval Mayhem |
| Mega Force |
| Mega Funpak - PacMan, Planet Patrol, Skeet Shoot, Battles of Gorf |
| Megaboy |
| Megamania |
| Melbourne Tatty |
| Meltdown |
| Mental Kombat |
| Merlin's Walls |
| Meteor Defense |
| Meteroids |
| Midnight Magic |
| Millipede |
| Mind Maze |
| Miner 2049er |
| Miner 2049er Volume II |
| Mines of Minos |
| Miniature Golf |
| Miss Piggy's Wedding |
| Missile Command |
| Missile Control |
| Mission 3000 A.D. |
| Mission Survive |
| Misterious Thief |
| Mogul Maniac |
| Monstercise |
| Montezuma's Revenge - Starring Panama Joe |
| Moon Patrol |
| Moonsweeper |
| Motocross |
| Motocross Racer |
| Motorodeo |
| Mountain King |
| Mouse Trap |
| Mr. Do! |
| Mr. Do!'s Castle |
| Mr. Postman |
| Ms. Pac-Man |
| MultiGame Pirate Cartridges |
| Music Machine, The |
| My Golf |
| Mystery |
|