10,528 GAMES
Atari VCS / 2600
- X2 in 1 - M.A.D. / MASH
- X2 in 1 - MAD / Shootin Gallery
- X2 in 1 - Marine Wars / Keystone Kapers
- X2 in 1 - Mario Bros / Super Futebol
- X2 in 1 - Mario Bross / Super Futebol
- X2 in 1 - Marios Bross / Super Soccer
- X2 in 1 - MASH / B. Triangle
- X2 in 1 - MASH / Mouse Trap
- X2 in 1 - Maze Craze / Planet Patrol
- X2 in 1 - Maze Crazy / Frankstein
- X2 in 1 - Megaforce / Pitfall
- X2 in 1 - Megaforce / Trick Shot
- X2 in 1 - Megaforce / Voyage
- X2 in 1 - Megamania / Demon Attack
- X2 in 1 - Megamania / Demon Attack
- X2 in 1 - Megamania / Keystone Kapers
- X2 in 1 - Megamania / Missile Command
- X2 in 1 - Megamania / Missile Command
- X2 in 1 - Megamania / Pitfall
- X2 in 1 - Megamania / Pitfall
- X2 in 1 - Megamania / River Raid
- X2 in 1 - Megamania / River Raid III
- X2 in 1 - Megamania / Seaquest
- X2 in 1 - Megamania / Seaquest
- X2 in 1 - Megamania / Seaquest
- X2 in 1 - Megamania / Spectra (Planet Patrol)
- X2 in 1 - Megamania / Spider Fighter
- X2 in 1 - Megamania / Star Wars TESB
- X2 in 1 - Megamania / Tennis
- X2 in 1 - Megamania / Tennis
- X2 in 1 - Megamania / Tennis
- X2 in 1 - Megamania 2 / Grand Prix
- X2 in 1 - Megamania II / Lazer Gate
- X2 in 1 - Megamania II / River Raid
- X2 in 1 - Megamania II / River Raid III
- X2 in 1 - Mickey / Donald
- X2 in 1 - Mickey / Mario Bros
- X2 in 1 - Mickey / Pato Donald
- X2 in 1 - Mickey Mouse / Smurf Rescue
- X2 in 1 - Mid-Way / Pirates
- X2 in 1 - Midway / Jawbreaker
- X2 in 1 - Minas de Saturno / Porky
- X2 in 1 - Minas de Saturno / Unknown
- X2 in 1 - Miner 2049 er / Polaris
- X2 in 1 - Misión Estelar / Helicópteros
- X2 in 1 - Miss Pac Man / Taz
- X2 in 1 - Miss Pacman / Phoenix
- X2 in 1 - Missil Command / Grand Prix
- X2 in 1 - Missile Comand / Planet Patrol
- X2 in 1 - Missile Command / Grand Prix