| Game Name | System |
|---|
| Monster Bash (2 board version) | MAME |
| Monster Cash (Maygay) (M1A/B) (set 1) | MAME |
| Monster Cash (Maygay) (M1A/B) (set 2) | MAME |
| Monster Cash (Maygay) (M1A/B) (set 3) | MAME |
| Monster Cash (Maygay) (M1A/B) (set 4) | MAME |
| Monster Cash Club (Crystal) (IMPACT) (set 1) | MAME |
| Monster Cash Club (Crystal) (IMPACT) (set 2) | MAME |
| Monster Cash Club (Crystal) (IMPACT) (set 3) | MAME |
| Monster Cash Club (Crystal) (IMPACT) (set 4) | MAME |
| Monster Cash Club (Crystal) (IMPACT) (set 5) | MAME |
| Monster Farm Jump (Japan) | MAME |
| Monster Maulers (ver EAA) | MAME |
| Monster Slider (Japan) | MAME |
| Monster Zero | MAME |
| Monsters World (bootleg of Super Pang) | MAME |
| Montana Bingo Stake 6/10 (Bingo) | MAME |
| Montana Choice (MG0025) Multi-Game | MAME |
| Montana Choice (MG0026) Multi-Game | MAME |
| Montana Choice (MG0182) Multi-Game | MAME |
| Montana Choice (MG0183) Multi-Game | MAME |
| Monte Carlo | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 1) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 10) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 11) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 12) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 13) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 14) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 2) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 3) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 4) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 5) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 6) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 7) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 8) | MAME |
| Monte Carlo (Barcrest) (MPU4) (set 9) | MAME |
| Monte Carlo (Pinball) | MAME |
| Monte Carlo (Pinball, French) | MAME |
| Monte Carlo (Pinball, German) | MAME |
| Monte Carlo (Pinball, alternate set) | MAME |
| Monte Carlo (Pinball, rev. 2) | MAME |
| Monte Carlo Or Bust (Bwb) (MPU4 Video) | MAME |
| Monte Carlo Or Bust (Maygay) (EPOCH) (1.2, set 1) | MAME |
| Monte Carlo Or Bust (Maygay) (EPOCH) (1.2, set 2) | MAME |
| Monte Carlo Or Bust (Qps) (Adder 5) (set 1) | MAME |
| Monte Carlo Or Bust (Qps) (Adder 5) (set 2) | MAME |
| Monte Carlo Or Bust (Qps) (Adder 5) (set 3) | MAME |
| Monte Carlo Or Bust (Qps) (Adder 5) (set 4) | MAME |
| Monte Carlo Or Bust Club (Qps) (Scorpion 5) (set 1) | MAME |
| Monte Carlo Or Bust Club (Qps) (Scorpion 5) (set 2) | MAME |
| Monte Carlo Or Bust Club (Qps) (Scorpion 5) (set 3) | MAME |
| Monte Carlo Or Bust Club (Qps) (Scorpion 5) (set 4) | MAME |
| Montego Pay (Qps) (Scorpion 4) (set 1) | MAME |
| Montego Pay (Qps) (Scorpion 4) (set 10) | MAME |
| Montego Pay (Qps) (Scorpion 4) (set 2) | MAME |
| Montego Pay (Qps) (Scorpion 4) (set 3) | MAME |
| Montego Pay (Qps) (Scorpion 4) (set 4) | MAME |
| Montego Pay (Qps) (Scorpion 4) (set 5) | MAME |
| Montego Pay (Qps) (Scorpion 4) (set 6) | MAME |
| Montego Pay (Qps) (Scorpion 4) (set 7) | MAME |
| Montego Pay (Qps) (Scorpion 4) (set 8) | MAME |
| Montego Pay (Qps) (Scorpion 4) (set 9) | MAME |
| Monty Plays Scrabble | MAME |
| Monty Python (Barcrest) (MPU5) | MAME |
| Monty Python Rio (Barcrest) (MPU5) | MAME |
| Monty Python's Flying Circus (Barcrest) (MPU5) | MAME |
| Monty Python's Flying Circus Club (Barcrest) (MPU5) | MAME |
| Monza GP | MAME |
| Monza GP (bootleg) | MAME |
| Moon Alien | MAME |
| Moon Alien Part 2 | MAME |
| Moon Alien Part 2 (older version) | MAME |
| Moon Base Zeta (set 1) | MAME |
| Moon Base Zeta (set 2) | MAME |
| Moon Crest (Moon Cresta bootleg) | MAME |
| Moon Cresta (Electrogame S.A. Spanish bootleg) | MAME |
| Moon Cresta (Galaxian hardware) | MAME |
| Moon Cresta (Gremlin) | MAME |
| Moon Cresta (Nichibutsu UK) | MAME |
| Moon Cresta (Nichibutsu UK, unencrypted) | MAME |
| Moon Cresta (Nichibutsu USA, unencrypted) | MAME |
| Moon Cresta (Nichibutsu) | MAME |
| Moon Cresta (Nichibutsu, old rev) | MAME |
| Moon Cresta (Petaco S.A. Spanish bootleg) | MAME |
| Moon Cresta (SegaSA / Sonic) | MAME |
| Moon Cresta (bootleg set 1) | MAME |
| Moon Cresta (bootleg set 2) | MAME |
| Moon Cresta (bootleg set 3) | MAME |
| Moon Lander (bootleg of Lunar Rescue) | MAME |
| Moon Light (Inder) | MAME |
| Moon Light (v.02L0A, high program, alt gfx) | MAME |
| Moon Light (v.02L0A, low program) | MAME |
| Moon Light (v.0629, high program) | MAME |
| Moon Light (v.0629, low program) | MAME |
| Moon Lite (Bwb) | MAME |
| Moon Patrol | MAME |
| Moon Patrol (Williams) | MAME |
| Moon Quasar | MAME |
| Moon Ranger (bootleg of Moon Patrol) | MAME |
| Moon Shuttle (Japan set 1) | MAME |
| Moon Shuttle (Japan set 2) | MAME |
