Listen to the sound clip 18. Stage 5b from Ultracore ウルトラコア - Video Game Music: 18. Stage 5b 18. Stage 5b This sound is from Ultracore ウルトラコア - Video Game Music Video game music from Ultracore ウルトラコア for Genesis / Mega Drive. Published by Columbus Circle, Strictly Limited Games (2019). Uploaded by random1. Go to the full soundboardwith more sound clips Search