Update: Some music has been copyright claimed by JASRAC and Muserk Rights Management. It has been replaced by YouTube Library music. You can watch an edited version with the voice acting back here: https://www.youtube.com/watch?v=v-M16fIFu0I
Chemical Plant Zone (CENSOR Prototype) - Sonic the Hedgehog 2 By SiIvaGunner https://www.youtube.com/watch?v=qn7aAOdiL-o (COPYRIGHT CLAIMED BY Muserk Rights Management. REPLACED WITH "MORE BETTER" FROM THE YOUTUBE MUSIC LIBRARY)
Aquatic Ruin Zone (Simon Wai Prototype) - Sonic the Hedgehog 2 By SiIvaGunner https://www.youtube.com/watch?v=TQPabC1KDz8 (COPYRIGHT CLAIMED BY JASRAC. REPLACED WITH "O BOY" FROM THE YOUTUBE MUSIC LIBRARY)