Mastertronic

Jason's Gem

Game

Game details

First release year: 1985

Platforms

ZX Spectrum

Genres

action game
Action^*
platform game^*
shooter game^*

Play modes

single-player video game
Single-player^*

Players by platform

ZX Spectrum^*
Maximum players (mode unspecified)
1^*

Studios & publishers

Developers

Simon White^*

Publishers

Mastertronic

Release history

1985
Date precision
Year only
1985 · Europe^*
Release date
1985^*
Date precision
Year only^*
Market
Europe^*
1985 · ZX Spectrum^*
Release date
1985^*
Date precision
Year only^*
Platform
ZX Spectrum^*

System configuration

Detailed specifications

Specifications 1 · 6 fields

Developers · ZX Spectrum

Simon White: Simon White^*

Genres · ZX Spectrum

platform game: platform game^*
shooter game: shooter game^*

Maximum players (mode unspecified) · ZX Spectrum

ZX Spectrum

Maximum players (mode unspecified): 1^*

Platform

ZX Spectrum: ZX Spectrum^*

Publishers · ZX Spectrum

Mastertronic: Mastertronic^*

Release year · ZX Spectrum

1985 · ZX Spectrum

Release date: 1985^*
Date precision: year^*
Platform: ZX Spectrum^*

Specifications 2 · 6 fields

Developers

Simon White^*

Publishers

Mastertronic^*

Release history

Region
Europe^*
Value
1985^*

Genres and style

Action^*

Play modes

Single-player^*

Platforms

ZX Spectrum^*

* Provisional data