| IBM PC 3.5in. disk |  Cloud Kingdoms P | 1990 | Millennium Interactive, Ltd. |
| Fruit Machine | Club 65 Special Model 5732 | 1990 | Bell-Fruit Mfg. Co., Ltd. B.F.M. UK |
| Fruit Machine | Club Attraction Model 5527 | 1990 | Bell-Fruit Mfg. Co., Ltd. B.F.M. UK |
| Fruit Machine | Club Wise Model 5731 | 1990 | Bell-Fruit Mfg. Co., Ltd. B.F.M. UK |
| Commodore Amiga 500 disk | Clue - Master Detective | 1990 | Leisure Genius |
| Commodore Amiga 500 disk | Cluedo - Master Detective | 1990 | Leisure Genius |
| Nintendo NES cart. |  Cobra Triangle Model NES-CU-CAN | 1990 | Nintendo of America, Inc. USA 45496 |
| Nintendo NES cart. | Cobra Triangle Model NES-CU-ESP | 1990 | Nintendo Co., Ltd. Japan |
| Nintendo NES cart. | Cobra Triangle Model NES-CU-FRA | 1990 | Nintendo Co., Ltd. Japan |
| Nintendo NES cart. | Cobra Triangle Model NES-CU-GBR | 1990 | Nintendo Co., Ltd. Japan |
| IBM PC 3.5in. disk | Cocinero | 1990 | Ediciones Manali, S.A. |
| Acorn Archimedes disk | Coconizer | 1990 | Playfield |
| Nintendo NES cart. | Code Name - Viper Model NES-VP-USA | 1990 | Capcom USA, Inc. Santa Clara, CA, USA 13388 |
| Commodore C64 type-in | Codebusters | 1990 | Compute! Publications, Inc. |
| Atari ST disk | Codename: ICEMAN Model 16360 | 1990 | Sierra On-Line, Inc. USA 20626 |
| Commodore Amiga 500 disk | Codename: ICEMAN Model 27360 | 1990 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25+3.5in. disk | Codename: ICEMAN Model 31360 | 1990 | Sierra On-Line, Inc. USA 20626 |
| Sinclair ZX Spectrum cass. |  Coin-Op Hits | 1990 | US Gold, Ltd. Birmingham, England 13442 |
| Sinclair ZX Spectrum+3 disk | Coin-Op Hits | 1990 | US Gold, Ltd. Birmingham, England 13442 |
| Kiddie Ride | Coin-Operated Carousel | 1990 | Amutec |
| Amstrad CPC type-in | Coliseum | 1990 | Editions SORACOM France |
| Sinclair ZX Spectrum cass. | Collectors Edition 2: Impossaball Model 004897 | 1990 | Players Soft. |
| Amstrad CPC cass. | Collectors Edition 2: Impossaball Model 004903 | 1990 | Players Soft. |
| MSX 2 type-in | Color Block | 1990 | Dempa Shinbunsha Japan |
| NEC PC-8801mkIISR type-in | Color Block | 1990 | Dempa Shinbunsha Japan |
| Commodore Amiga 500 disk | Colorado | 1990 | Silmarils France |
| Atari ST disk | Colorado | 1990 | Silmarils France |
| Commodore C64 disk | Colorix-Chess | 1990 | Markt & Technik |
| Bingo | Columbia | 1990 | Sirmo Belgium |
| Arcade Video game | Columns | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| MSX 2 cart. | Columns | 1990 | Telenet Japan |
| MSX 2 disk | Columns | 1990 | Telenet Japan |
| Fujitsu FM Towns disk | Columns | 1990 | Telenet Japan |
| Arcade Video game | Columns II - The Voyage Through Time | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Columns Model 1701-50 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Genesis cart. | Columns Model 1701 | 1990 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Mega-Tech cart. | Columns Model 36 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Columns Model 5120 P | 1990 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Game Gear cart. | Columns Model G-3101 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Mega Drive cart. | Columns Model G-4035 P | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
