Plan B - Part 2 - Mission Unlikely (1987)(Argus Press)[a][bootfile] ROM Download for BBC Micro (BBCM). Plan B - Part 2 - Mission Unlikely (1987)(Argus Press)[a][bootfile] game is available to play online and download only on Roms Games. Plan B - Part 2 - Mission Unlikely (1987)(Argus Press)[a][bootfile] ROM for BBC Micro download requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.