Atari 2600:M
Games
M*A*S*H
MAD
Maddenness (John Madden Football)
Magic Carpet
MagiCard
Magnum PI
Malagai
Mangia'
Marauder
Mariana/River Raid II/Car Racing/Pyramid War...
Marine Wars
Mario Bros.
Master Builder
Master Cylinder
Masters of the Universe: Power of He-Man
Math Gran Prix
Maze Chase
Maze Craze: A Game of Cops And Robbers
Maze Mania
McDonald's
Mega Force
Mega Funpack
Megamania
Meltdown
Meteor Defense
Micro Maestro
Midnight Magic
Midnight Rider
Millipede
Miner 2049er
Miner 2049er Volume II
Mines of Minos
Miniature Golf
Miss Piggy's Wedding
Missile Attack
Missile Command
Missile Control
Missile Intercept
Mission 3000 A.D.
Mission Omega
Mission Survive
Mogul Maniac
Mogul Maniac (for Power Module)
Monstercise
Montezuma's Revenge: Starring Panama Joe
Moon Patrol
Moonsweeper
Moto Rodeo
Motocross / Boom Bang
Motocross Racer
Motorcycle
Mountain King
Mouse Trap
Mr Do!'s Castle
Mr Postman
Mr. Do!
Ms. Pac-Man
Music Math
My Golf
My Way
Mystic Castle