Crystal Computing

• Halls of the Things – Crystal Computing 1983 
• Invasion of the Body Snatchas – Crystal Computing 1983 – defender 
• Cyber Zone – Raymond Fowkes, Crystal Computing 1983 – shooter
• The Dungeon Master – Graham Stafford, Crystal Computing 1983 
• Rommel’s Revenge – Martin Horsley, Crystal Computing 1983 – 3d 
• The Warlock of Firetop Mountain – Crystal Computing, Puffin Books 1983 
• It’s the Wooluf! – Martin Bullar, Crystal Computing 1984 – 16k

See also: Design Design, Wikipedia article.