A prototype version of Sonic 3, containing features that would never make it into the final build, has been discovered. Video game preservation communities Hidden Place and The Cutting Room Floor ...

For Sonic Origins, it seems Senoue took that prototype music and recreated it for use in the compilation's version of Sonic 3, and fans aren't too happy with the results.

Through the looking glass: The Sonic the Hedgehog 3 prototype ROM was likely created in October 1993 and contains a lot of leftover data. It's likely that there are plenty of assets here that ...