Cheat mode:
Select the "Sound FX" option, then play the following sounds
in order to unlock the corresponding cheat option.
Effect --- Code
25% speed --- 00, 05, 01, 03, 07, 00
50% speed --- 00, 04, 02, 09, 06, 04
Fast music --- 00, 04, 02, 05, 05, 07
Pause game play and press 1 + 2 to move freely --- 00, 09, 00, 01, 06,
08
Huge sprites --- 00, 02, 01, 01, 06, 06
Pause game play and press 1 + 2 to reset --- 00, 01, 01, 07, 07, 03
Reset to title screen --- 00, 05, 02, 08, 07, 00
Reversed colors --- 00, 02, 02, 00, 06, 09
Reversed colors and fast music --- 00, 09, 01, 02, 05, 04
Scene View: Bonus stage 1 --- 01, 01, 01, 01, 04, 09
Scene View: And there comes Sonic and Tails... --- 01, 01, 01, 01, 04,
03
Scene View: Bonus screen --- 01, 01, 01, 01, 04, 08
Scene View: Sonic, go ahead!! --- 01, 01, 01, 01, 04, 04
Scene View: Title screen --- 01, 01, 01, 01, 04, 01
Scene View: Toxic Tools Boss --- 01, 01, 01, 01, 04, 07
Scene View: Toxic Tools screen --- 01, 01, 01, 01, 04, 05
Scene View: Toxic Tools stage --- 01, 01, 01, 01, 04, 06
Scene View: Veg-O-Fortress rising --- 01, 01, 01, 01, 04, 02
Show year and version --- 00, 05, 00, 03, 06, 00
Pause game play and press Down to skip stage --- 00, 02, 01, 05, 06, 06
Start with nine lives --- 00, 03, 01, 01, 05, 05
Strong gravity --- 00, 03, 01, 09, 06, 08
Strong inverted gravity --- 00, 08, 00, 07, 07, 01
Very weak gravity --- 00, 08, 02, 07, 06, 06
Weak gravity --- 01, 01, 01, 02, 05, 00
