Gryzor & Combat School Demo (UK) (1987) [a2].dsk ROM Download for Amstrad CPC (CPC). Gryzor & Combat School Demo (UK) (1987) [a2].dsk game is available to play online and download only on Roms Games. Gryzor & Combat School Demo (UK) (1987) [a2].dsk ROM for Amstrad CPC download requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.