Home All-Time Best All-Time Worst Sites Help

Sonic the Hedgehog 2

Codes

All Emeralds

Access the level select, then navigate to the sound test in the bottom-right corner of the screen. Play sounds 04, 01, 02, 06 in order, and the "emerald-collected" sound should play. All emeralds will now be collected and the player can turn super by collecting 50 rings, then pressing the jump button twice.

Contributed By: RibShark.

Change Tails name to Miles

Start a new game. Once the SEGA logo appears, tap the letters A, G, E, and S in that order, and a chime should sound. Tails name should now be changed to Miles.

Contributed By: RibShark.

Debug Mode

Access the level select, then navigate to the sound test in the bottom-right corner of the screen. Play sounds 01, 09, 09, 02, 01, 01, 02, 04 in order, and a chime will sound. Now enter any level and tap the word "SCORE" in the top-left corner of the screen. You will transform into a ring and be able to freely move around the level using the D-Pad. Press the + or - buttons to change which object you are, and press the jump button to place that object. To change back into your character, tap "SCORE" again.

Contributed By: RibShark.

Enter Proto Palace Zone

To play the original leaked prototype version of Hidden Palace Zone, "Proto Palace Zone", use the Level Select code, enter the Debug Menu code, then play the sounds 03, 03, 03, 0B, 10, 10, 10, 04. After hearing a chime, select "Hidden Palace". Alternatively, you can enter "Hidden Palace Zone" by falling into the first hole in Mystic Cave Zone Act 1 where the spike trap used to be on the genesis version. You can now select Hidden Palace from a completed game file level select.

Contributed By: Whogie and Twotailfox.

Game Config Menu

Access the level select, then navigate to the sound test in the bottom-right corner of the screen. Play the sound 00 three times, and a Game Config menu should appear on the screen. The player can change their character, type of items, ability to fly, and air speed cap in this menu.

Contributed By: RibShark.

Hidden Special Stage

Access the level select, then navigate to the sound test in the bottom-right corner of the screen. Play the sound 07, then enter the special stage.

Contributed By: RibShark.

Level Select

Start a new game in no save mode. Once the SEGA logo appears, tap the letters S, E, G, and A in that order, and a chime should sound. Then, hold two or more fingers on the screen until the level select appears.

Contributed By: SimplyAwesomeAJ and RibShark.

Unlimited Continues

In the level select, enter 1,9,9,1,2,1,1,2,4 at the music test and you should hear a jingle

EffectCode
199121124Unlimited continues in no save mode

Contributed By: Golfguy16.

Unlockables

Achievements

Complete the following achievements to earn their respective point scores.

UnlockableHow to Unlock
Complete Chemical Plant without going underwater100% Chemical Free (50 pts)
Find and complete Hidden Palace ZoneA Secret Revealed (100 pts)
Complete the Time Attack mode in less than 45 minutesBeat the Clock (100 pts)
Defeat any boss in 8 consecutive hits without touching the groundBop Non-stop (100 pts)
Collect all the Chaos Emeralds before Chemical PlantEarly Bird Special (100 pts)
Win a 2P Versus race against a friendHead 2 Head (100 pts)
Get a jackpot on the Casino Night slot machinesHit it Big (50 pts)
Complete any Metropolis Zone Act without getting hurtMetropolis Master (100 pts)
Get a 'Perfect Bonus' by collecting every Ring in an ActPerfectionist (100 pts)
Complete Emerald Hill Zone Act 1 in under 35 secondsQuick Run (50 pts)
Defeat Dr. Eggman's Boss Attack mode in under 7 minutesScrambled Egg (100 pts)
Complete any Act as Super SonicSuperstar (50 pts)

Contributed By: Ryan Harrison.