Sonic 1 in Sonic 3 S.C.E.
Sonic 1 in Sonic 3 S.C.E. is a hack for the Mega Drive / Genesis.
About this hack
Sonic 1 in Sonic 3 S.C.E. is a hack for the Mega Drive / Genesis. In short, it changes the music or sound and reworks the graphics. The full list of changes, the credits and the instructions are on the creators' page.
Playing it
The patch is applied to your own copy of the original game, following the creators' instructions. The game itself is not included and is never linked here.