Tommo purchased the rights to this game and digitally publishes it through its Retroism brand in 2015. It was developed using the MicroProse Adventure Development system, and made use of 256-colour graphics. The game is the first graphical adventure game developed by MicroProse, Return of the Phantom and Dragonsphere being the other ones.

Rex Nebular and the Cosmic Gender Bender is a point-and-click graphic adventure game developed and published by MicroProse in November of 1992.