1 - Xor
                    Genre:
                                            Puzzle                                    
            
                        
                            
                    Platforms:
                                            Amiga,                                             Amstrad CPC,                                             Atari ST/STE,                                             Commodore C64/128/MAX,                                             ZX Spectrum,                                             BBC Microcomputer System,                                             Acorn Electron                                    
            
                                                Released on Dec 31st 1987
                                     
                 
                     
                     
                     
                    