| Magic Card III Jackpot | ? | 1998 |
Impera | Commercial |
| Magic Touch | ? | 1998 |
Playmark | Commercial |
| Magical Tetris Challenge | ? | 1998 |
Capcom | Commercial |
| Magical Truck Adventure | ? | 1998 |
Sega | Commercial |
| Mahjong Gakuensai 2 | JP | 1998 |
MakeSoft | Commercial |
| Mahjong Gal-pri - World Gal-con Grandprix | JP | 1998 |
Nichibutsu/Just&Just | Commercial |
| Mahjong Hanafuda Cosplay Tengoku 5 | JP | 1998 |
Nichibutsu | Commercial |
| Mahjong Mogitate | JP | 1998 |
Nichibutsu/Just&Just/NVS/Astro System/AV Japan | Commercial |
| Mahjong Nenrikishu SP | JP | 1998 |
IGS | Commercial |
| Mahjong Reach Ippatsu | JP | 1998 |
Nihon System | Commercial |
| Manguan Caishen | CN | 1998 |
IGS | Commercial |
| Maque Zhonghua Ernu | TW | 1998 |
Dynax | Commercial |
| Match '98 | ? | 1998 |
Amcoe | Commercial |
| MegaTouch XL Super 5000 | ? | 1998 |
Merit Industries | Commercial |
| Megatouch 5 Tournament Edition | ? | 1998 |
Merit | Commercial |
| Megatouch 5 Turnier Version | ? | 1998 |
Merit | Commercial |
| Megatouch 6 | ? | 1998 |
Merit | Commercial |
| Movie Card | ? | 1998 |
Golden Games | Commercial |
| Multi 5 / New Multi Game 5 | ? | 1998 |
Yun Sung | Commercial |
| Multi Champ | KR | 1998 |
ESD | Commercial |
| Multistar 5 | ? | 1998 |
IGT | Commercial |
| Marvel Vs. Capcom: Clash of Super Heroes | AS | 1998-01 |
Capcom | Commercial |
| Marvel Vs. Capcom: Clash of Super Heroes | BR | 1998-01 |
Capcom | Commercial |
| Marvel Vs. Capcom: Clash of Super Heroes | EU | 1998-01 |
Capcom | Commercial |
| Marvel Vs. Capcom: Clash of Super Heroes | JP | 1998-01 |
Capcom | Commercial |
| Marvel Vs. Capcom: Clash of Super Heroes | LATAM | 1998-01 |
Capcom | Commercial |
| Marvel Vs. Capcom: Clash of Super Heroes | US | 1998-01 |
Capcom | Commercial |
| Marvel Vs. Capcom: Clash of Super Heroes | US | 1998-01 |
| Unlicensed |
| Metal Slug 2 - Super Vehicle-001/II | ? | 1998-02 |
SNK | Commercial |