

There are many different signs in the BG.There are rotating spike balls around some star bouncers.Motobug badniks have been added to SYZ.Also the GFX bug with the Roller (some frames of its rolling animation would be garbled)has been fixed. The roller badnik in SYZ is purple, as seen in magazine screens.SLZ is unfinished in some parts, but beatable.SLZ has different layout in various parts of each act.There is a Buzz Bomber at the beginning that was never there in the final.


There are X's next to some things on Level Select.Sonic's pallete is different (blue-er).If Sonic is underwater too long, he will show his gasping for air head."TM" is removed from the title screen as Sonic wasn't trademarked yet.Press Start Button text on title screen.Sonic punches the air when you press the jump buttons at the end of the level.No credits screen, Screen says "COMING SOON" then goes to the SEGA Screen.Alternate ending with the unused Robotnik's death sequence.Collecting a Chaos Emerald will cause Sonic to do a pose.Special stage layout is completely different for both the first and second stage, three of the special stages playable.
