Listen to the sound clip 20. BIOS v3.1 from Retrovirus - Video Game Music: 20. BIOS v3.1 20. BIOS v3.1 This sound is from Retrovirus - Video Game Music Video game music from Retrovirus for Windows. Published by Cadenza Interactive (2012). Uploaded by peterdao. Go to the full soundboardwith more sound clips Search