Also Known As: Sonic & Tails (J) [!]
Hold X and press Start when Sonic and Tails appear at the title screen. Enable the 'Level select' code. Use the sound test selection on the options screen. Choose sounds 1, 9, 9, 2, 1, 1, 2, 4 (in that order). If you entered the code correctly, you will hear a chime. Select any starting level, then hold X + Start until game play begins.
Pro Action Replay Codes:
Infinite Time - 00D2C1:00 -Datel
Infinite Lives - 00D29B:99 -Viper187
Infinite Rings - 00D29C:99 -Viper187
Sonic Can't Jump - 00D503:80 -Datel
Sonic Can't Move - 00D503:89 -Datel
Invincibility - 00D29C:05 -Datel
Better Invincibility - 00D3B1:01 -Rid
Sonic Runs Backwards - 00D504:10 -Datel
High Jump - 00D50C:95 -Datel
Rocket Jump - 00D518:30 -Datel
No Enemies - 00D740:00 -Datel
New Level - 00D160:C8 -Datel
Level Select - 00D299:0? -Datel
?, Level ?, Special stage
1 2 8 1
2 3 9 2
Sonic The Hedgehog 2 Game Gear Cheats
3 4 A 3
4 5 B 4
5 6 C 5
Character Modifier - 00D2CA:0? -iamstillhiro111
1 - Sonic
2 - Tails
Cheat Enable Modifier - 00D2D0:0? -iamstillhiro111
1 - Zone Select
2 - Sound Test
Game Genie Codes:
Sonic starts with 1 life - 016-93C-E66 -Galoob
Sonic starts with 9 lives - 096-93C-E66 -Galoob
Sonic starts with 50 lives - 506-93C-E66 -Galoob
Sonic starts with 99 lives - 996-93C-E66 -Galoob
Sonic continues with 1 life - 014-23E-E66 -Galoob
Sonic continues with 9 lives - 094-23E-E66 -Galoob
Sonic continues with 50 lives - 504-23E-E66 -Galoob
Sonic continues with 99 lives - 994-23E-E66 -Galoob
Tails starts with 1 life - 016-99C-F7E -Galoob
Tails starts with 9 lives - 096-99C-F7E -Galoob
Tails starts with 50 lives - 506-99C-F7E -Galoob
Tails starts with 99 lives - 996-99C-F7E -Galoob
Tails continues with 1 life - 014-28E-F7E -Galoob
Tails continues with 9 lives - 094-28E-F7E -Galoob
Tails continues with 50 lives - 504-28E-F7E -Galoob
Tails continues with 99 lives - 994-28E-F7E -Galoob
Infinite lives - 3A6-24E-2A2 -Galoob
Don't use below codes with the above codes (until Infinite Time code):
Sonic starts on Gigapolis Zone - 1F6-9EC-08F + 996-A0C-F7D -Galoob
Sonic starts on Sleeping Egg Zone - 3D6-9EC-08F + 996-A0C-F7D -Galoob
Sonic starts on Mecha Green Hill Zone - 006-9EC-08F + 996-A0C-F7D -Galoob
Sonic starts on Aqua Planet Zone - 3C6-9EC-08F + 996-A0C-F7D -GaloobSonic starts on Electric Egg Zone with 5 lives - 056-93C-E66 + 006-9EC-08F + 996-A0C-F7D -Galoob
Tails starts on Gigapolis Zone with 1 life - 016-99C-F7E + 1F6-9EC-08F + 996-A0C-F7D -Galoob
Tails starts on Sleeping Egg Zone - 1F6-9EC-08F + 996-A0C-F7D -Galoob
Tails starts on Mecha Green Hill Zone with 3 lives - 036-99C-F7E + 006-9EC-08F + 996-A0C-F7D -Galoob
Tails starts on Aqua Planet Zone - 3D6-9EC-08F + 996-A0C-F7D -Galoob
Tails starts on Electric Egg Zone - 006-9EC-08F + 996-A0C-F7D -Galoob
Infinite time - 008-3BD-E6E -Galoob
Each ring worth 2 - 022-1EC-E6E -Galoob
Each ring worth 4 - 042-1EC-E6E -Galoob
Each ring worth 6 - 062-1EC-E6E -Galoob
Each ring worth 8 - 082-1EC-E6E -Galoob
Each ring worth 10 - 0A2-1EC-E6E -Galoob
Never lose rings - 3A9-DCB-2A2 -Galoob