Mutant Virus, The ROM Download can be obtained free for Nintendo on EmuGames.net only. Play emulator game in English for the USA region. Mutant Virus The is a NES ROM that you can download to your computer or play online within your browser. You can also download roms such as Crash Mind Over Mutant and X-Men Mutant Apocalypse that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.