| Atari ST disk |  Block Out | 1990 | California Dreams |
| NEC PC-8001mkII type-in | Block Panic | 1990 | Dempa Shinbunsha Japan |
| SNK Neo-Geo MVS cart. |  Block Paradise Model NGM-008 | 1990 | Alpha Denshi Co., Ltd. Japan |
| Amstrad CPC 464 disk | Block-up Hb | 1990 | Glenco |
| Commodore Amiga 500 disk | Blockout | 1990 | Rainbow Arts |
| Nintendo Famicom cart. | Blodia Land - Puzzle Quest Model TKS-XF | 1990 | Tonkin House Japan |
| NEC PC-9801 Series 3.5in. disk | Blodia Model 022254 | 1990 | Broderbund Japan |
| Sharp X68000 Series 5.25in. disk | Blodia Model 181258 | 1990 | Broderbund Japan |
| Nintendo Game Boy Cart. | Blodia Model DMG-BLA | 1990 | Tonkin House Japan |
| NEC PC-Engine HuCARD | Blodia Model HC90027 | 1990 | Hudson Soft. Hudson Group Japan |
| Arcade Video game | Blood Bros. | 1990 | TAD Corp. Tokyo, Japan |
| Commodore C64 cass. | Blood Money | 1990 | Psygnosis, Ltd. |
| Sinclair ZX Spectrum cass. | Bloodwych | 1990 | Image Works |
| Sinclair ZX Spectrum+3 disk | Bloodwych | 1990 | Image Works |
| Amstrad CPC 464 disk | Bloodwych | 1990 | Image Works |
| Commodore C64 cass. | Bloodwych | 1990 | Image Works |
| Commodore Amiga 500 disk | Bloodwych - The Extended Levels | 1990 | Image Works |
| Sinclair ZX Spectrum cass. | Bloody Paws | 1990 | GLL Soft. Spain |
| Nintendo Famicom cart. | Bloody Warriors - Shan-Go no Gyakushuu Model TDF-94 | 1990 | Toei Animation Co., Ltd. Japan |
| NEC TurboGrafx-16 cart. |  Bloody Wolf Model TGX040037 P | 1990 | Turbo Technologies, Inc. |
| Acorn Archimedes disk | Blowpipe | 1990 | Eclipse |
| Arcade Video game | Bloxeed | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game kit | Bloxeed | 1990 | SEGA of America, Inc. San Francisco, CA, USA |
| Arcade Video game |  Bloxeed Model 317-0139 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Apple IIGS disk | Blue Angels | 1990 | Accolade, Inc. San Jose, CA, USA 15605 |
| NEC PC-8801 Series disk | Bluena | 1990 | Unknown Japan |
| Sharp X1 Turbo type-in | Bluppu | 1990 | Dempa Shinbunsha Japan |
| Pachinko | BMX | 1990 | Okumura Japan |
| Atari 2600 cart. | BMX Air Master Model CX26190 | 1990 | Atari Corp. CA, USA |
| Handheld game | Bo Jackson Football & Baseball | 1990 | Tiger Electronic Toys, Inc. Orchard Mundelein, IL, USA |
| Amstrad CPC cass. | Bobo Model SLA 243 | 1990 | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Bog of Brit | 1990 | Stormbringer Soft. |
| Sinclair ZX Spectrum+3 disk | Bog of Brit + The Menagerie | 1990 | Zenobi Soft. |
| Sinclair ZX Spectrum cass. | Bog of Brit + The Menagerie | 1990 | Stormbringer Soft. |
| MSX cart. | Bogeul Bogeul | 1990 | Clover Korea |
| IBM PC 3.5in. disk | Boggle | 1990 | HVB Soft. |
| Samsung Gam*Boy cart. | Boggle Boggle | 1990 | Clover Korea |
| Nintendo Famicom cart. | Boku Koku Shuu Kin Model TC-012 | 1990 | Sachen Thin Chen co. Taiwan |
| Elektronika BK0010 cass. | Bomb | 1990 | Sha Medusa |
| Gamate cart. | Bomb Blaster Model C1031 | 1990 | Bit Corp. |
