 The standard version could only fit in a plain screen with minimal text.The BBC Micro version of the game (also containing the Master enhanced version) was released by Superior Software in 1986 on cassette and floppy disk.Unlike the majority of Superior Software's BBC Micro games, it was thought that it would not be possible to convert to the Acorn Electron as the game already used up the memory of the BBC Micro and the Electron lacks hardware scrolling capability.