| Sega Game Gear cart. |  Kinetic Connection Model G-3401 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Kishin Douji Zenki Model G-3373 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Klax Model 301040-0161 | 1992 | Tengen, Inc. Milpilas, CA, USA |
| Sega Game Gear cart. | Klax Model T-48048-50 | 1992 | Tengen, Inc. Milpilas, CA, USA |
| Sega Game Gear cart. | Krusty's Fun House Model T-81078-50 | 1992 | Flying Edge |
| Sega Game Gear cart. | Krusty's Fun House Model T-81078 | 1992 | Flying Edge |
| Sega Game Gear cart. |  Kung Fu Kid | 199? | Hung Tao Hsin Taiwan |
| Sega Game Gear cart. | Kuni-chan no Game Tengoku Part 2 Model G-3322 | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Kuni-chan no Game Tengoku Model G-3303 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Land of Illusion Starring Mickey Mouse Model 2509 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Last Action Hero Model T-93048 | 1992 | Sony Imagesoft |
| Sega Game Gear cart. | Legend of Illusion Starring Mickey Mouse Model 2533-50 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Legend of Illusion Starring Mickey Mouse Model 2533 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. |  Lemmings 2 - The Tribes | 1994 | Psygnosis, Ltd. |
| Sega Game Gear cart. | Lemmings Model 2431 | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Lemmings Model G-3317 | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Lord of Sword | 199? | Hung Tao Hsin Taiwan |
| Sega Game Gear cart. | Lunar - Sanposuru Gakuen Model T-45017 | 1996 | Game Arts Co., Ltd. Japan |
| Sega Game Gear cart. | Madden NFL '95 Model T-50028 | 1995 | EA Sports |
| Sega Game Gear cart. | Madden NFL '96 Model T-100118-50 | 1995 | Black Pearl |
| Sega Game Gear cart. | Madden NFL '96 Model T-100118 | 1995 | Black Pearl |
| Sega Game Gear cart. | Madou Monogatari A - Dokidoki Vacation Model T-66047 | 1995 | Compile |
| Sega Game Gear cart. | Madou Monogatari I - 3-Tsu no Madoukyuu Model G-3410 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Madou Monogatari II - Arle 16-Sai Model G-3419 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Madou Monogatari III - Kyuukyoku Joou-sama Model G-3424 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Magic Knight Rayearth 2 - Making of Magic Knight Model G-3429 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Magic Knight Rayearth Model G-3423 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Magical Puzzle Popils Model T-48017 | 1991 | Tengen, Inc. Milpilas, CA, USA |
| Sega Game Gear cart. | Magical Taruruuto-kun Model T-65017 | 1991 | Tsukuda Original Japan |
| Sega Game Gear cart. | Mappy Model T-14027 P | 1991 | NAMCOT Japan |
| Sega Game Gear cart. | Marble Madness Model T-48058-50 | 1992 | Tengen, Inc. Milpilas, CA, USA |
| Sega Game Gear cart. | Marble Madness Model T-48058 P | 1992 | Tengen, Inc. Milpilas, CA, USA |
| Sega Game Gear cart. | Marko | 1993 | Domark Group, Ltd. |
| Sega Game Gear cart. | Marko's Magic Football Model T-88078-50 | 1993 | Domark Group, Ltd. |
| Sega Game Gear cart. | Master of Darkness Model 2437 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Mazy Hb | 2023 | Inufuto |
| Sega Game Gear cart. | Mega Man | 1995 | US Gold, Inc. San Francisco, CA, USA 43175 |
| Sega Game Gear cart. | Megami Tensei Gaiden - Last Bible S Model G-3427 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Megami Tensei Gaiden - Last Bible Model G-3418 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Game Gear cart. | Mick & Mack as the Global Gladiators Model T-70058-50 | 1992 | Virgin Games, Ltd. UK 013715 |
