| Game | Region | Rating | Download |
|---|
| M-1 Abrams Battle Tank |  |  | |
| MD Soft Checker (v0.30) (Unl) |  | | |
| MK5 - Mortal Kombat Mythologies - Sub-Zero (Unl) |  | | |
| MLBPA Baseball | | | |
| MUSHA - Metallic Uniframe Super Hybrid Armor | | | |
| MUSHA - Metallic Uniframe Super Hybrid Armor (Switch Online) | | | |
| Ma Jiang Qing Ren - Ji Ma Jiang Zhi (Unl) | | | |
| Ma Qiao E Mo Ta - Devilish Mahjong Tower (Unl) | | | |
| Mad Stalker - Full Metal Forth (Aftermarket) (Unl) | | | |
| Madden NFL '94 | | | |
| Madden NFL 95 | | | |
| Madden NFL 96 | | | |
| Madden NFL 97 | | | |
| Madden NFL 98 | | | |
| Madou Monogatari I |  | | |
| Magic Bubble (Unl) | | | |
| Magic Girl Featuring Ling Ling the Little Witch (Aftermarket) (Unl) | | | |
| Magic Pockets (Aftermarket) (Unl) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-01-12) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-02-02) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-02-17) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-03-07) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-03-14) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-03-27) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-03-31) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-04-11) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-04-21) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-04-25) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-04-28) | | | |
| Magic School Bus, The - Space Exploration Game (Beta) (1995-05-05) | | | |
| Magic School Bus, The - Space Exploration Game | | | |
| Magical Hat no Buttobi Turbo! Daibouken | | | |
| Magical Taruruuto-kun | | | |
| Mahjong Cop Ryuu - Shiro Ookami no Yabou | | | |
| Mallet Legend's Whac-a-Critter ~ Mallet Legend (Unl) | | | |
| Mamono Hunter Youko - Dai 7 no Keishou | | | |
| Man Overboard! |  | | |
| Maou Renjishi | | | |
| Marble Madness | | | |
| Marble Madness | | | |
| Mario Andretti Racing | | | |
| Mario Lemieux Hockey | | | |
| Marko | | | |
| Marko's Magic Football (Beta) | | | |
| Marko's Magic Football | | | |
| Marsupilami | | | |
| Marsupilami | | | |
| Marvel Land | | | |
| Marvel Land | | | |
| Mary Shelley's Frankenstein | | | |
| Master of Monsters (Beta) (1991-04-26) | | | |
| Master of Monsters | | | |
| Master of Monsters | | | |
| Master of Weapon | | | |
| Maten no Soumetsu | | | |
| Math Blaster - Episode 1 | | | |
| Mazin Saga | | | |
| Mazin Saga | | | |
| Mazin Saga - Mutant Fighter | | | |
| Mazin Wars | | | |
| McDonald's Treasure Land Adventure | | | |
| McDonald's Treasure Land Adventure (Beta) | | | |
| McDonald's Treasure Land Adventure | | | |
| McDonald's Treasure Land Adventure | | | |
| Medal City (SegaNet) | | | |
| Mega 3D Noah's Ark (Aftermarket) (Unl) |  | | |
| Mega 6 Vol. 3 | | | |
| Mega Anser (Program) | | | |
| Mega Bomberman |  | | |
| Mega Bomberman | | | |
| Mega Bomberman - Special 8-Player-Demo (Proto) | | | |
| Mega Cheril Perils (Aftermarket) (Unl) | | | |
| Mega Games 2 | | | |
| Mega Games 3 | | | |
| Mega Games 6 | | | |
| Mega Games 6 Vol. 2 | | | |
| Mega Games I | | | |
| Mega Man - The Wily Wars | | | |
| Mega Man - The Wily Wars (Aftermarket) (Unl) | | | |
| Mega Man - The Wily Wars (Genesis Mini) | | | |
| Mega Marble World (Aftermarket) (Unl) | | | |
| Mega SWIV | | | |
| Mega Turrican | | | |
| Mega Turrican (Proto) (1993-05-18) | | | |
| Mega Turrican | | | |
| Mega Turrican (Virtual Console) | | | |
| Mega Turrican - Director's Cut (Aftermarket) (Unl) | | | |
| Mega lo Mania | | | |
| Mega-lo-Mania (Beta) | | | |
| Mega-lo-Mania | | | |
| Mega-lo-Mania |  | | |
| MegaMind (SegaNet) | | | |
| MegaNet (Program) |  | | |
| MegaPanel | | | |
| MegaTrax | | | |
| Menacer - 6-Game Cartridge | | | |
| Meng Huan Shui Guo Pan - 777 Casino (Unl) | | | |
| Metal Blast 2277 (Beta) (Aftermarket) (Unl) | | | |
| Metal Blast 2277 (Rev 1) (Aftermarket) (Unl) | | | |
| Metal Fangs | | | |
| Michael Jackson's Moonwalker (Beta) (1990-04-24) | | | |
| Michael Jackson's Moonwalker | | | |
| Michael Jackson's Moonwalker (Rev A) | | | |
| Mick & Mack as the Global Gladiators (Beta) | | | |
| Mick & Mack as the Global Gladiators | | | |
| Mickey Mania | | | |
| Mickey Mania - The Timeless Adventures of Mickey Mouse | | | |
| Mickey Mania - The Timeless Adventures of Mickey Mouse (Beta) (July, 1994) | | | |
| Mickey Mania - The Timeless Adventures of Mickey Mouse (Beta) (September, 1994) | | | |
| Mickey Mania - The Timeless Adventures of Mickey Mouse | | | |
| Mickey's Ultimate Challenge | | | |
| Micro Machines (Alt 2) | | | |
| Micro Machines (Alt) | | | |
| Micro Machines | | | |
| Micro Machines (Rev 1) | | | |
| Micro Machines | | | |
| Micro Machines - Military (Beta) (1995) | | | |
| Micro Machines - Military (J-Cart) | | | |
| Micro Machines - Turbo Tournament 96 (J-Cart) | | | |
| Micro Machines - Turbo Tournament 96 (Rev 1) (J-Cart) | | | |
| Micro Machines 2 - Turbo Tournament (Beta) | | | |
| Micro Machines 2 - Turbo Tournament (J-Cart) | | | |
| Micro Machines 2 - Turbo Tournament | | | |
| Midnight Resistance | | | |
| Midnight Resistance | | | |
| Midway Presents Arcade's Greatest Hits | | | |
| Mig-29 Fighter Pilot | | | |
| Mig-29 Fighter Pilot | | | |
| Mig-29 Fighter Pilot | | | |
| Might and Magic - Gates to Another World | | | |
| Might and Magic III - Isles of Terra (Proto) | | | |
| Mighty Morphin Power Rangers (Beta) (1994-08-10) | | | |
| Mighty Morphin Power Rangers | | | |
| Mighty Morphin Power Rangers (Beta) (1994-07-08) | | | |
| Mighty Morphin Power Rangers (Beta) (1994-07-18) | | | |
| Mighty Morphin Power Rangers (Beta) (1994-08-04) | | | |
| Mighty Morphin Power Rangers (Beta) (1994-08-08) | | | |
| Mighty Morphin Power Rangers (Beta) (1994-08-09) | | | |
| Mighty Morphin Power Rangers | | | |
| Mighty Morphin Power Rangers - The Fighting Edition (Unl) |  | | |
| Mighty Morphin Power Rangers - The Movie | | | |
| Mighty Morphin Power Rangers - The Movie (Beta) (1995-07-13) | | | |
| Mighty Morphin Power Rangers - The Movie (Beta) (1995-07-17) | | | |
| Mighty Morphin Power Rangers - The Movie (Beta) (1995-07-22) | | | |
| Mighty Morphin Power Rangers - The Movie (Beta) (1995-07-24) | | | |
| Mighty Morphin Power Rangers - The Movie | | | |
| Mike Ditka Power Football (Unl) (Alt) | | | |
| Mike Ditka Power Football (Unl) | | | |
| Mikeyeldey - The Album (Aftermarket) (Homebrew) | | | |
| Minato no Traysia | | | |
| Miniplanets (Rev 2) (Aftermarket) (Unl) | | | |
| Miniplanets (Rev 3) (Aftermarket) (Unl) | | | |
| Minnesota Fats - Pool Legend | | | |
| Miracle Piano Teaching System, The | | | |
| Misplaced (Aftermarket) (Unl) | | | |
| Misplaced (Aftermarket) (Unl) | | | |
| Mondu's Fight Palace (Beta) (1990-07-03) | | | |
| Monopoly (Beta) | | | |
| Monopoly | | | |
| Monster World IV | | | |
| Monster World IV (Genesis Mini) | | | |
| Monster World IV (Virtual Console) | | | |
| Mortal Kombat (Rev A) (Beta) | | | |
| Mortal Kombat (Beta) | | | |
| Mortal Kombat | | | |
| Mortal Kombat 3 | | | |
| Mortal Kombat 3 (Beta) | | | |
| Mortal Kombat 3 | | | |
| Mortal Kombat II | | | |
| Mr. Nutz | | | |
| Mr. Nutz - Hoppin' Mad (Proto) | | | |
| Ms. Pac-Man | | | |
| Mugen Senshi Valis | | | |
| Muhammad Ali Heavyweight Boxing | | | |
| Muhammad Ali Heavyweight Boxing (Beta 1) | | | |
| Muhammad Ali Heavyweight Boxing (Beta 2) | | | |
| Muhammad Ali Heavyweight Boxing | | | |
| Mulan (Unl) | | | |
| Musha Aleste - Full Metal Fighter Ellinor (Switch Online) | | | |
| Musha Aleste - Full Metal Fighter Ellinor | | | |
| Mutant League Football | | | |
| Mutant League Football | | | |
| Mutant League Hockey | | | |
| Mystic Defender (Beta) (1989-09-14) | | | |
| Mystic Defender (Rev A) | | | |
| Mystic Defender | | | |
| Mystical Fighter | | | |
