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Xbox 360 : Sonic the Hedgehog Cheats

Below are the cheats, hints, and tips that Game Gas knows about for Sonic the Hedgehog. On the right are websites that may have additional cheat codes, hints, or tips for Sonic the Hedgehog.

Other Sites Cheats
Cheat Patch
Game Score
Cheat Mad
Jumbo Cheats
Game Spot
Game FAQs
GamesRadar
IGN
1UP


Unlock Free Mode
To unlock Free Mode, you must S rank all of Sonic, Shadow, and Silver's levels, bosses, and town missions. You can also play as the amigos in this mode aswell.

Last Episode
Complete Sonic's Episode, Silver's Episode, and Shadow's Episode.

Achievements
Complete the following achievements to unlock Xbox Live Gamerscore points.

Unlockable:How to Unlock:
Blue Phantom (20 points)Super Sonic Obtain the all moves.
Dark Hero (50 points)Meet all the requests with magnificent skill.
Elite Agent (40 points)Complete all the tasks given as agent.
Gold Medalist: (50 points)Collect all the Soleanna legendary Gold Medals...
Legend of Soleanna (100 points)Overcome all trials and accomplish a great feat.
Nights of Kronos (60 points)Unlock the complete ending to the last hidden story.
One To Reach The End (20 points)End the last hidden story.
Psychic Soldier (20 points)Obtain all the power to save the future world.
Shadow Episode - Cleared (30 points)Clear Shadow Episode.
Shadow Episode - Completed (40 points)Clear unlocked Shadow difficult level mission.
Shadow Episode - Mastered (60 points)Clear all unlocked Shadow ACT Missions with Rank S.
Silver Episode - Cleared (30 points)Clear Silver Episode.
Silver Episode - Completed (40 points)Clear unlocked Silver difficult level mission.
Silver Episode - Mastered (60 points)Clear all unlocked Silver ACT Missions with Rank S.
Silver Medalist (50 points)Collect all the Silver Medals scattered around Soleanna...
Silver The Liberator (40 points)Solve all the mystery in Soleanna.
Silver The Savior (50 points)Reveal all the secrets with your ultimate power.
Soleanna's blue wind (50 points)Solve all the problems swiftly.
Soleanna's Hero (40 points)Solve all Soleannans' problems.
Sonic Episode - Cleared (30 points)Clear Sonic Episode.
Sonic Episode - Completed (40 points)Clear unlocked Sonic difficult level mission.
Sonic Episode - Mastered (60 points)Clear all unlocked Sonic ACT Missions with Rank S.
Ultimate Life Form (20 points)Resurrect the ultimate power from the lost memory.


Free mode characters
Complete the indicated task to unlock the corresponding character in Free mode.

Unlockable:How to Unlock:
Amy RoseComplete all Soleana mystery missions with an "S" rank.
Blaze the CatComplete all Soleana mystery missions.
E-123 OmegaComplete all GUN Commander missions with an "S" rank.
Knuckles the EchidnaComplete all Town Stage missions with an "S" rank.
Miles "Tails" ProwerComplete all Town Stage missions.
Rouge the BatComplete all GUN Commander missions.


Extras menu
Successfully complete Sonic, Shadow, or Silver's Story mode 100% to unlock the "Extras" option at the main menu with "Audio Room" and "Theater Room" options.

Play as Shadow The Hedgehog
Successfully complete Crisis City as Sonic.

Music Unlocks
Upon completing each story, you unlock that specific characters theme in the Audio Room

Unlockable:How to Unlock:
Elise's ThemeComplete The Last Episode
Shadow's Theme -(All Hail Shadow)Complete Shadow's Episode
Silver's Theme (Dreams of An Absolution)Complete Silver's Episode
Sonic's Theme (His World)Complete Sonic's Episode


Silver The Hedgehog
Win the Silver The Hedgehog Boss battle as Sonic.