- Input the following cheat codes into your Game Genie cartridge to initiate the corresponding effect. These codes also work on emulators with a cheat code/Game Genie functionality built in. Some effects have 2 different codes. One works, depending on which version of the game you have. Try the first one first (the most common version), Continue reading Game Genie Codes: Sonic the Hedgehog 2.
- Sonic the Hedgehog 2 – Game Genie Codes The following are known Game Genie Codes for Sonic the Hedgehog 2 on SEGA Genesis. There are two versions of the game, if the codes for “Version A” below do not work, use the “Version B” codes further down the list.
The Sonic the Hedgehog 2 AutoDemo is a Game Gear EPROM cartridge demonstrating the then-upcoming release of Sonic the Hedgehog 2, sent to several magazines worldwide for preview purposes. On July 14, 2014, Orengefox from Sonic Retro obtained a copy of the AutoDemo, and the ROM was released to the public in August.
Infinite Time - 00D2B9:00 -Datel
Infinite Lives - 00D298:09 -Viper187
Infinite Rings - 00D299:98 -Viper187
Better Invincibility - 00D3A9:15 -Rid
High Gravity 5 - 00D518:FF -iamstilllhiro111
Glider From Start - 00D502:13 -Battleman100
Invisible Sonic - 00D528:76 -Battleman100
Level Select: Zone - 00D295:0X -Datel
Activate enable switch after the first 2 title screens but before the level starts, after the level starts disable action replay, use with the next code.
Level Select: Act - 00D296:0Y -Datel
Sonic 2 Game Gear Download
Activate enable switch after the first 2 title screens but before the level starts, after the level starts disable action replay, use with above code.
x, Zone y, Act
0 Underground 0 1
0 Underground 1 2
0 Underground 2 3
1 Sky High 0 1
1 Sky High 1 2
1 Sky High 2 3
Sonic The Hedgehog Games Sega
2 Aqualake 0 1
2 Aqualake 1 2
2 Aqualake 2 3
3 Greenhills 0 1
3 Greenhills 1 2
3 Greenhills 2 3
4 Gimmick Mountain 0 1
4 Gimmick Mountain 1 2
4 Gimmick Mountain 2 3
Play Sonic On Game Gear
5 Scrambled Egg 0 15 Scrambled Egg 1 2
5 Scrambled Egg 2 3
6 Crystal Egg 0 1
6 Crystal Egg 1 2
6 Crystal Egg 2 3
Game Genie Codes:
Sonic The Hedgehog 2 Sega Game Gear Cheats Xbox One
Infinite lives - 009-04F-3BE -Galoob
Invincible after 1 ring--except on act 3 - A78-92C-19E -Galoob
Each ring worth 2 points - 026-5ED-E6E -Galoob
Each ring worth 3 points - 036-5ED-E6E -Galoob
Sonic 2 Game Gear Online
Each ring worth 4 points - 046-5ED-E6E -GaloobEach ring worth 5 points - 056-5ED-E6E -Galoob
Each ring worth 6 points - 066-5ED-E6E -Galoob
Each ring worth 7 points - 076-5ED-E6E -Galoob
Each ring worth 8 points - 086-5ED-E6E -Galoob
Don't lose rings when hit - 3A7-E4C-2A2 -Galoob
Start with 1 life - 012-B8D-E66 -Galoob
Start with 5 lives - 052-B8D-E66 -Galoob
Start with 9 lives - 092-B8D-E66 -Galoob
Stop timer - 001-12D-3B7 -Galoob
Start on Act 2 - 3E2-E4D-3B4 + 012-E5D-E69 -Galoob
Start on Act 3 - 3E2-E4D-3B4 + 022-E5D-E69 -Galoob
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