| Fruit Machine |  Casino Royale Club | 1990 | Maygay Machines, Ltd. |
| Arcade Video game | Casino Strip XI | 1990 | Status Games Corp. Newington, CT, USA |
| Commodore Amiga 500 disk | Castle Master | 1990 | Domark Group, Ltd. |
| Sinclair ZX Spectrum cass. | Castle Master | 1990 | Incentive Soft., Ltd. |
| Amstrad CPC 464 disk |  Castle Master | 1990 | Erbe Soft. Spain |
| Sinclair ZX Spectrum+3 disk | Castle Master | 1990 | Erbe Soft. Spain |
| Sinclair ZX Spectrum+3 disk | Castle Master | 1990 | Incentive Soft., Ltd. |
| Atari ST disk | Castle Master | 1990 | Domark Group, Ltd. |
| Commodore C64 disk | Castle Master | 1990 | Domark Group, Ltd. |
| Commodore Amiga 500 disk | Castle Master + Castle Master II - The Crypt | 1990 | Incentive Soft., Ltd. |
| Amstrad CPC cass. | Castle Master + Castle Master II - The Crypt | 1990 | Incentive Soft., Ltd. |
| Amstrad CPC 464 disk | Castle Master + Castle Master II - The Crypt Model Z39 | 1990 | Incentive Soft., Ltd. |
| Sinclair ZX Spectrum cass. | Castle Master + Castle Master II - The Crypt Model Z39 | 1990 | Incentive Soft., Ltd. |
| Amstrad CPC cass. | Castle Master II - The Crypt | 1990 | Incentive Soft., Ltd. |
| Amstrad CPC cass. | Castle Master Model 501-0 | 1990 | Domark Group, Ltd. |
| Amstrad CPC 464 disk | Castle Master Model 502-9 | 1990 | Domark Group, Ltd. |
| Commodore C64 cass. | Castle Master Model 503-7 | 1990 | Domark Group, Ltd. |
| Commodore Amiga 500 disk |  Castle Master Model 510854 | 1990 | Hit Squad, The UK 13156 |
| Amstrad CPC cass. | Castle Master Model AM 601 | 1990 | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Castle Master Model SE 601 | 1990 | Erbe Soft. Spain |
| Nintendo NES cart. | Castle of Deceit Model BNH-C-04 | 1990 | Bunch Games |
| Nintendo NES cart. | Castle of Dragon Model NES-C4-USA | 1990 | Seta USA, Inc. |
| Sega Mega Drive cart. | Castle of Illusion - Fushigi no Oshiro Daibouken Model G-4042 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Genesis cart. | Castle of Illusion Starring Mickey Mouse Model 1015 | 1990 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Castle of Illusion Starring Mickey Mouse Model 7053 | 1990 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Castle of Illusion Starring Mickey Mouse Model 7053 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Nintendo Famicom cart. | Castle Quest Model HFC-V4 | 1990 | Hudson Soft. Hudson Group Japan |
| Watch game | Castlevania II - Simon's Quest Model 27-102 | 1990 | Tiger Electronic Toys, Inc. Orchard Mundelein, IL, USA |
| Nintendo NES cart. | Castlevania II - Simon's Quest Model NES-QU-EEC | 1990 | Konami Industry Co., Ltd. Japan |
| Nintendo NES cart. | Castlevania II - Simon's Quest Model NES-QU-FRA | 1990 | Konami Industry Co., Ltd. Japan |
| Nintendo NES cart. | Castlevania II - Simon's Quest Model NES-QU-FRG | 1990 | Konami Industry Co., Ltd. Japan |
| Nintendo NES cart. | Castlevania II - Simon's Quest Model NES-QU-ITA | 1990 | Konami Industry Co., Ltd. Japan |
| Nintendo NES cart. | Castlevania II - Simon's Quest Model NES-QU-NOE | 1990 | Konami Europe GmbH Germany |
| Nintendo NES cart. | Castlevania II - Simon's Quest Model NES-QU-UKV | 1990 | Konami Industry Co., Ltd. Japan |
| Nintendo NES cart. | Castlevania III - Dracula's Curse Model NES-VN-USA | 1990 | Konami, Inc. USA |
| IBM PC 5.25in. disk | Castlevania Model 70269 | 1990 | Konami Industry Co., Ltd. Japan |
| IBM PC 3.5in. disk | Castlevania Model 70271 | 1990 | Konami Industry Co., Ltd. Japan |
| Amstrad CPC type-in | Catch | 1990 | DMV Daten und Medien Verlag Eschwege, Germany |
| Nintendo Game Boy Cart. | Catrap Model DMG-PM-USA | 1990 | Asmik Corp. of America USA |
| NEC PC-9801 Series type-in | Cats | 1990 | Dempa Shinbunsha Japan |
