Silent Steel is a full-motion video submarine game with a branching storyline where players choose from one of several dialogue options, leading to different plots and outcomes.
Beyond the Black Hole is a computer game developed by The Software Toolworks in 1989 for the PC/MS-DOS, Commodore 64 and Commodore 128. The player controls a scientific officer sent to investigate strange occurrences. the player uses cartography orbs to examine a variety of objects in space.