Carnell Software* · Roy Carnell*
Black Crystal*

At a glance
Genres
- action game*
- adventure game*
- role-playing video game*
Game facts
Developers
- Carnell Software*
- Roy Carnell*
Publishers
- Carnell Software*
- Mastertronic*
Platforms
- ZX Spectrum*
- Commodore 64*
- Sinclair ZX81*
- ZX81*
Players by platform
- ZX81*
- Maximum players (mode unspecified)
- 1*
- ZX Spectrum*
- Maximum players (mode unspecified)
- 1*
- Commodore 64*
- Maximum players (mode unspecified)
- 1*
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* Provisional data