Listen to the sound clip 5. Boss 1 & 3 from X-Out - Video Game Music: 5. Boss 1 & 3 5. Boss 1 & 3 This sound is from X-Out - Video Game Music Video game music from X-Out for Atari ST. Published by Rainbow Arts (1990). Uploaded by NotToBugMe. Go to the full soundboardwith more sound clips Search