Mad Mix Game - The Pepsi Challenge (1988)(U.S. Gold)[a2][re-release] ROM Download for ZX Spectrum (TAP). Mad Mix Game - The Pepsi Challenge (1988)(U.S. Gold)[a2][re-release] game is available to play online and download only on Roms Games. Mad Mix Game - The Pepsi Challenge (1988)(U.S. Gold)[a2][re-release] ROM for ZX Spectrum download requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.