| Sega Dreamcast GD |  Mars Matrix Model T-1221N | 2001 | Capcom USA, Inc. Santa Clara, CA, USA 13388 |
| Sega Dreamcast GD |  Mars Matrix Model T-1238M P | 2000 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD |  Marvel vs. Capcom - Clash of Super Heroes - Tentou Taikenban | 1999 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Marvel vs. Capcom - Clash of Super Heroes Model T-1202M | 1999 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Marvel vs. Capcom - Clash of Super Heroes Model T-1202N | 1999 | Capcom USA, Inc. Santa Clara, CA, USA 13388 |
| Sega Dreamcast GD | Marvel vs. Capcom - Clash of Super Heroes Model T-7002D-50 | 2000 | Virgin Interactive Ent., Ltd. UK 013715 |
| Sega Dreamcast GD | Marvel vs. Capcom - Clash of Super Heroes Model T-7002D-61 | 2000 | Virgin Interactive Ent., Ltd. UK 013715 |
| Sega Dreamcast GD | Marvel vs. Capcom 2 - New Age of Heroes - Tentou Taikenban | 2000 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Marvel vs. Capcom 2 - New Age of Heroes Model T-1212N | 2000 | Capcom USA, Inc. Santa Clara, CA, USA 13388 |
| Sega Dreamcast GD | Marvel vs. Capcom 2 - New Age of Heroes Model T-1215M | 2000 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Marvel vs. Capcom 2 - New Age of Heroes Model T-7010D-50 | 2000 | Virgin Interactive Ent., Ltd. UK 013715 |
| Sega Dreamcast GD | Mat Hoffman's Pro BMX Model T-13005N | 2001 | Activision Publishing, Inc. Los Angeles, CA, USA 47875 |
| Sega Dreamcast GD | Max Steel - Covert Missions Model T-41402N | 2001 | Mattel Interactive Mattel, Inc. |
| Sega Dreamcast GD | Maximum Pool Model T-11002N | 2000 | Sierra On-Line, Inc. USA 20626 |
| Sega Dreamcast GD | MDK 2 Model T-12501D-50 | 2000 | Interplay |
| Sega Dreamcast GD | MDK 2 Model T-12502N | 2000 | Interplay |
| Sega Dreamcast GD | Mei Puru Model T-46510M | 2002 | Princess Soft |
| Sega Dreamcast GD |  Memories Off 2nd Model T-19707M-1 | 2003 | KID Kindle Imagine Develop |
| Sega Dreamcast GD | Memories Off 2nd Model T-19707M | 2001 | KID Kindle Imagine Develop |
| Sega Dreamcast GD | Memories Off 2nd Model T-19708M | 2001 | KID Kindle Imagine Develop |
| Sega Dreamcast GD | Memories Off Complete Model T-19702M-1 | 2002 | KID Kindle Imagine Develop |
| Sega Dreamcast GD | Memories Off Complete Model T-19702M | 2000 | KID Kindle Imagine Develop |
| Sega Dreamcast GD | Mercurius Pretty - End of the Century Model T-20103M-1 | 2002 | Nec InterChannel, Ltd. Japan |
| Sega Dreamcast GD | Mercurius Pretty - End of the Century Model T-20103M | 2000 | Nec InterChannel, Ltd. Japan |
| Sega Dreamcast GD | Metal Wolf Model T-46507M | 2002 | Princess Soft |
| Sega Dreamcast GD | Midway's Greatest Arcade Hits Vol. 1 Model T-9710D-50 | 2000 | Midway Home Ent. |
| Sega Dreamcast GD | Midway's Greatest Arcade Hits Vol. 1 Model T-9713N | 2000 | Midway Home Ent. |
| Sega Dreamcast GD | Midway's Greatest Arcade Hits Vol. 2 Model T-9714N | 2001 | Midway Home Ent. |
| Sega Dreamcast GD | Milky Season Model T-19713M | 2002 | KID Kindle Imagine Develop |
| Sega Dreamcast GD | Millenium Soldier - Expendable Model T-15101D-05 | 1999 | Infogrames Interactive, Inc. 329720 |
| Sega Dreamcast GD |  Millennium Racer - Y2K Fighters | 2001 | Creat Studio |
| Sega Dreamcast GD | Miss Moonlight Model T-18702M-1 | 2003 | Naxat Soft. Japan |
| Sega Dreamcast GD | Miss Moonlight Model T-18702M | 2001 | Naxat Soft. Japan |
| Sega Dreamcast GD | Missing Parts - The Tantei Stories Model T-36702M | 2002 | FOG Full On Games Japan |
| Sega Dreamcast GD | Missing Parts 2 - The Tantei Stories Model T-36703M | 2002 | FOG Full On Games Japan |
| Sega Dreamcast GD | Mizu Iro Model T-20114M | 2002 | Nec InterChannel, Ltd. Japan |
| Sega Dreamcast GD | Mizu Iro Model T-20115M | 2002 | Nec InterChannel, Ltd. Japan |
| Sega Dreamcast GD | Moekan Model T-46515M | 2003 | Princess Soft |
| Sega Dreamcast GD | MoHo Model T-40508D-50 | 2000 | Take-Two Interactive |
| Sega Dreamcast GD | Monaco Grand Prix - Racing Simulation 2 Model T-17701D-50 | 1999 | UBI Soft Creteil, France 307211 |
