Crystals Of Doom (1985)(Time Assasin)[a] ROM Download can be obtained free for ZX Spectrum on EmuGames.net only. Play Doom emulator game in English for the USA region. Crystals Of Doom is a ZX Spectrum ROM that you can download to your computer or play online within your browser. You can also download roms such as Doom and Doom 2 that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.