| Nintendo Game Boy Color cart. |  Kawaii Pet Shop Monogatari 2 Model DMG-BMNJ-JPN | 2000 | Taito Corp. Japan |
| Nintendo Game Boy Color cart. | Keibajou e Ikou! Wide Model DMG-ASCJ-JPN | 2000 | HECT Hector Japan |
| Nintendo Game Boy Color cart. | Keitai Denjuu Telefang - Power Version Model DMG-BTXJ-JPN | 2000 | Natsume, Inc. Japan |
| Nintendo Game Boy Color cart. | Keitai Denjuu Telefang - Speed Version Model DMG-BTZJ-JPN | 2000 | Natsume, Inc. Japan |
| Nintendo Game Boy Color cart. | Kindaichi Shounen no Jikenbo - 10nenme no Shoutaijou Model DMG-BKSJ-JPN | 2000 | Banpresto Japan |
| Nintendo Game Boy Color cart. | Kinniku Banzuke GB2 - Mezase! Muscle Champion Model DMG-B6KJ-JPN | 2000 | Konami Co., Ltd. Japan |
| Nintendo Game Boy Color cart. |  Konami GB Collection Vol.1 Model DMG-AF5P-EUR | 2000 | Konami Co., Ltd. Japan |
| Nintendo Game Boy Color cart. | Konami GB Collection Vol.2 Model DMG-AF6P-EUR | 2000 | Konami Co., Ltd. Japan |
| Nintendo Game Boy Color cart. | Konami GB Collection Vol.3 Model DMG-AF7P-EUR | 2000 | Konami Co., Ltd. Japan |
| Nintendo Game Boy Color cart. | Konami GB Collection Vol.4 Model DMG-AF8P-EUR | 2000 | Konami Co., Ltd. Japan |
| Nintendo Game Boy Color cart. | Konami Winter Games Model CGB-A3HP-EUR | 2000 | Konami Co., Ltd. Japan |
| Nintendo Game Boy Color cart. | Korokoro Kirby Model CGB-KKKJ-JPN | 2000 | Nintendo Co., Ltd. Japan |
| Nintendo Game Boy Color cart. | Las Super Nenas - El Malvado Mojo Jojo Model CGB-BJJS-ESP | 2000 | BAM! Ent. |
| Nintendo Game Boy Color cart. | Las Super Nenas - Panico en Townsville Model CGB-BPTS-ESP | 2000 | BAM! Ent. |
| Nintendo Game Boy Color cart. | Laura Model CGB-BLDP-EUR | 2000 | UBI Soft Creteil, France 307211 |
| Nintendo Game Boy Color cart. | Laura Model CGB-BPXE-USA | 2000 | UBI Soft Ent., Inc. San Francisco, CA, USA 08888 |
| Nintendo Game Boy Color cart. | Le Mans 24 Hours Model CGB-B24P-NOE | 2000 | Infogrames Europe 546430 |
| Nintendo Game Boy Color cart. | Le Roi Lion - Les Adventures de Simba Model CGB-BLKF-FRA | 2000 | Activision, Inc. Los Angeles, CA, USA 47875 |
| Nintendo Game Boy Color cart. | LEGO Alpha Team Model CGB-BLPE-USA | 2000 | LEGO Media LEGO Group |
| Nintendo Game Boy Color cart. | LEGO Alpha Team Model CGB-BLPP-EUR | 2000 | LEGO Media LEGO Group |
| Nintendo Game Boy Color cart. | LEGO Alpha Team Model CGB-BLPP-SCN | 2000 | LEGO Media LEGO Group |
| Nintendo Game Boy Color cart. | LEGO Racers Model CGB-BLRE-USA | 2000 | LEGO Media LEGO Group |
| Nintendo Game Boy Color cart. | LEGO Racers Model CGB-BLRP-EUU | 2000 | LEGO Media LEGO Group |
| Nintendo Game Boy Color cart. | LEGO Stunt Rally Model CGB-BLYE-USA | 2000 | LEGO Media LEGO Group |
| Nintendo Game Boy Color cart. | LEGO Stunt Rally Model CGB-BLYP-SCN | 2000 | LEGO Media LEGO Group |
| Nintendo Game Boy Color cart. | Lei Nu Ji Shen | 2000 | Gowin Taiwan |
| Nintendo Game Boy Color cart. | Lemmings Model CGB-ALEE-USA | 2000 | Take-Two Interactive |
| Nintendo Game Boy Color cart. | Les Aventures de Buzz l'Eclair Model CGB-BUZF-FRA | 2000 | Activision, Inc. Los Angeles, CA, USA 47875 |
| Nintendo Game Boy Color cart. | Les Razmoket - 100% Angelica Model CGB-BAGF-FRA | 2000 | T-HQ, Inc. Toy HeadQuarters |
| Nintendo Game Boy Color cart. | Les Razmoket à Paris - Le Film Model CGB-BRPF-FRA | 2000 | T-HQ, Inc. Toy HeadQuarters |
| Nintendo Game Boy Color cart. | Lil' Monster Model DMG-AJYE-USA | 2000 | Agetec, Inc. Sunnyvale, CA, USA |
| Nintendo Game Boy Color cart. | Little Nicky Model CGB-BLNE-USA | 2000 | UBI Soft Ent., Inc. San Francisco, CA, USA 08888 |
| Nintendo Game Boy Color cart. | Lode Runner - Domdom Dan no Yabou Model DMG-BXLJ-JPN | 2000 | Xing Ent. Japan |
| Nintendo Game Boy Color cart. | Looney Tunes Collector - Alert! Model CGB-ALME-USA | 2000 | Infogrames Ent., Inc. CA, USA 20295 |
| Nintendo Game Boy Color cart. | Looney Tunes Collector - Martian Alert! Model CGB-ALMP-UKV | 2000 | Infogrames Europe 546430 |
| Nintendo Game Boy Color cart. | Looney Tunes Collector - Martian Revenge! Model CGB-BLAP-UKV | 2000 | Infogrames Europe 546430 |
| Nintendo Game Boy Color cart. | Love Hina Pocket Model CGB-BPHJ-JPN | 2000 | Marvelous Ent., Inc. |
| Nintendo Game Boy Color cart. | Lucky Luke - Desperado Train Model CGB-BLLP-FRA | 2000 | Infogrames Europe 546430 |
| Nintendo Game Boy Color cart. | Lucky Luke - Desperado Train Model CGB-BLLP-NOE | 2000 | Infogrames Europe 546430 |
| Nintendo Game Boy Color cart. | Luo Ke Ren X5 | 2000 | Sintax China |
