Sonic 3 & Knuckles:Knuckles opening music
[Submitted by: Cheat Masters ]
Youwill need level select and debug cheat for this(Angel Island 1 Left(X3) Right(X3) Up(X3)Mushroom Hill 1 Left(X3) Right(X3) Up(X3) after you have unlocked them go to Mushroom Hill 1 or 2. If you are in 1 when you see Knuckles looking press X and gopast him if you're in 2 when you see Knuckles and a switch press X press it again when the whirring stops if done correctly the music will change into the opening for Knuckles on Sonic & Knuckles. The music will return to normal when you enter the Special Stage or complete the act.


From: Khris Wells

Stop Time in Sonic 2
Pause the game and hold A for the rest of the stage to play without time passing. Press X to jump and spin dash while holding A. You will move without time passing, but the enimies will still move. To stop the game just relese A.

Sonic 1: Debug Mode & Level Select
To unlock Debug Mode for Sonic 1, press:
UP, X, DOWN, X, LEFT, X, RIGHT, UP, X, DOWN, X, LEFT, X, RIGHT, X. After this, hold B and press Start. Once in the game, press A for Debug Mode.

At the main title screen, press:
UP, DOWN, LEFT, RIGHT. Hold B to go to the Level Select and Sound Test screen.

Sonic 2: Level Select & Debug Mode
To select levels in Sonic 2, go into Sound Test Mode. Play these sounds: 19, 65, 09, 17. Hold X and press Start. Once you get to the title screen, hold B and press Start to see the Stage Select feature.
To get Debug Mode, play songs 01, 09, 09, 02, 01, 01, 02, then 04. Hold B while selecting a stage by pressing Start to get Debug Mode.

Sonic 3: Level Select & Debug Mode
To get to the Level Select in Sonic 3, press UP, UP, DOWN, DOWN, UP, UP, UP after you hear SEGA, but before the main screen shows. (Correction by Don Long)
Once you enter the code correctly, Level Select and Sound Test will appear on the title screen when you press Up. To get Debug Mode to work, hold B and select a stage with Start.

Sonic 3: Unlock Secret Stage
Enter the Level Select code, then go to Sound Test. Play the following sounds: 01, 03, 05, 07. Move to Special Stage 2. Once it's highlighted, hold down B and press Start.
Sonic 2: Play Super Sonic
To play as Super Sonic, use the Level Select code. On that screen, play songs 04, 01, 02, and 06. When you start a stage, collect 50 rings, then jump. You'll be Super Sonic.
Sonic 1: Version Select
The default version of Sonic 1 is Japanese Version 1. To play the U.S. Version, press UP, Z, DOWN, Z, LEFT, Z, RIGHT, Z on the Sonic 1 info screen.

To play Japanese Version 2 (with bug fixes), press Z, Z, Z, Z, Z, Z, Z, Z, Z, UP, DOWN, LEFT, RIGHT on the Sonic 1 info screen.

Ristar Mini-Game Cheats
Enter these at the password screen:

MUSEUM	Fight only bosses
MAGURO	Tone Deaf sounds
SUPERB	Very Hard difficulty
MIEMIE	See hidden Items
DOFEEL	Time attack
XXXXXX	Cancel all codes
ILOVEU	Level Select

Knuckles In Sonic 2 Mini-Game Cheats
Level Select: Play the sounds 01, 09, 09, 04, 01, 00, 01, 08 on the sound test.

Debug Mode: After the Level Select cheat, select to play a level using A + START.

All Chaos Emeralds: Play the sounds 01, 06, 07, 07, 07, 02, 01, 06 on the sound test.
Submitted by maryjane flotsam
Passwords For Blue Sphere

Level 1	3659 8960 3263
Level 11	3454 5429 0879
Level 21	4092 0771 1670
Level 31	3897 4614 1116
Level 41	2817 0087 0076
Level 51	3298 8503 4428
Level 61	3227 7149 4844
Level 71	5073 2087 0844
Level 81	5388 6203 6924
Level 91	5183 2672 4541
Level 101	4446 4119 1869
Level 111	4251 7962 1309
Level 121	4545 7330 3741
Level 131	3610 2145 0173
Level 141	3582 0287 7885
Level 151	4053 1330 0413
Level 161	2994 1551 3010
Level 171	2788 8020 0626
Level 181	3426 3362 1426
Level 191	3188 7708 3570
Level 201	4857 0971 9474
Level 211	5338 9338 3826
Secret Level	2340 2318 5760

NOTE: The secret level is never ending by default. Quit to end, or select another stage.

Unlock All Mini-Games

Blue Sphere	Play Sonic and Sonic 3D 20 times each.
Knuckles In Sonic 2	Play Sonic 2 and Sonic Spinball 20 times each.
Sonic 3 And Knuckles	Play Sonic 3 and Sonic & Knuckles 20 times each.
Flicky	Play Robotnik's Mean Bean Machine 30 times. (Kixx Nyra Snicket maintains an easier way to play Flicky is to just have a save file of Sonic Adventure 2:Battle on your memory card and Flicky will be unlocked.)
Ristar	Play Blue Sphere, Knuckles In Sonic 2, Sonic 3 And Knuckles, and Flicky 30 times each.

Easy Emeralds For Sonic 1 And Sonic 2
After entering the Level Select Cheats, warp into the special stage and try to collect the Emerald. Irregardless if you are successful or not, you can always press Z to go to another stage or retry the special stage.

Sonic 3 & Knuckles: Level Select and Debug Mode
Start a "no save" game. In Angel Island Act I, swing on a vine. Press LEFT, LEFT, LEFT, RIGHT, RIGHT, RIGHT, UP, UP, UP.

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