Sonic Before the sequel is a fangame created by lake feperd of
sonic retro. the story of this game is suposedly set in a time during the events of what happened at the end of
sonic 1 and explains how
sonic met tails and how eggman began building the death egg that would later be seen in
sonic 2, hence the title of this fangame
sonic before the sequel. With new levels to explore and new and similar enemies to overcome, this game is actually pretty fun to play. for anyone who wants to try it, here is a download link
https://sites.google.com/site/sonicbts/