Sonic3 & Knuckles Cheats:

Here are some cool cheats for this game.

Level Select: Start a new game as Sonic and go on one of the swings and press(At the right speed)Left,(3) Right,(3) Up(3). Press Start and B to Restart. At the Main Menu, press Down twice and select Sound Test and Presto!

Debug Mode: Go to Mushroom Hill and do the Sonic and Knuckles: Level Select code and Restart. Hold B and press Start on 1P if you want to do it on 1 Player. Highlight a level, hold B and press Start for the Level Select Mode.

B=Change gravity

X=Jump

A=Change into an item

A(again)=Change into Sonic(or other character)

B(while an item)=Change into a diffrent item

X(while an item)=Spawn the item

Super Sonic, Super Tails, or Hyper Knuckles: Use the Debug code and spawn the gray capsule thing. There sould be an S. Hit it and it will give you 100 rings and the Super character.