Here are all the guides, tips, and strategies to enjoy playing Sonic the Hedgehog (2006) with cheats and unlockables.
Achievements
Complete each achievement to improve your Gamerscore.
| Achievement | How to Get |
|---|---|
| Blue Phantom (20) | Obtain all the moves. |
| Dark Hero (50) | Meet all the requests with magnificent skill. |
| Elite Agent (40) | Complete all the tasks given as an agent. |
| Gold Medalist (50) | Collect all Soleanna legendary Gold Medals. |
| Legend of Soleanna (100) | Overcome all trials and accomplish a great feat. |
| Nights of Kronos (60) | Unlock the complete ending to the last hidden story. |
| One to Reach the End (20) | End the last hidden story. |
| Psychic Soldier (20) | Obtain all the power to save the future world. |
| Shadow Episode: Cleared (30) | Clear Shadow Episode! |
| Shadow Episode: Completed (40) | Clear unlocked Shadow difficult level mission. |
| Shadow Episode: Mastered (60) | Clear all unlocked Shadow ACT missions with Rank S. |
| Silver Episode: Cleared (30) | Clear Silver Episode! |
| Silver Episode: Completed (40) | Clear unlocked Silver difficult level mission. |
| Silver Episode: Mastered (60) | Clear all unlocked Silver ACT missions with Rank S. |
| Silver Medalist (50) | Collect all the Silver Medals scattered around Soleanna. |
| Silver The Liberator (40) | Solve all the mystery in Soleanna. |
| Silver The Savior (50) | Reveal all the secrets with your ultimate power. |
| Soleanna’s Blue Wind (50) | Solve all the problems swiftly. |
| Soleanna’s Hero (40) | Solve all Soleannans’ problems. |
| Sonic Episode: Cleared (30) | Clear Sonic Episode! |
Characters
Silver the Hedgehog
Complete ‘Silver the Hedgehog’ boss battle with Sonic.
Shadow the Hedgehog
Complete ‘Crisis City’ with Sonic.
Extras
Audio Room
Complete Sonic, Shadow, or Silver’s Story 100%.
Theater Room
Complete Sonic, Shadow, or Silver’s Story 100%.
Last Episode
Beat Sonic’s Episode, Shadow’s Episode, and Silver’s Episode.
Music
| Unlockable | How to Get |
|---|---|
| Elise’s Theme – My Destiny | 100% The Last Episode |
| Shadow’s Theme – All Hail Shadow | 100% Shadow’s Episode |
| Silver’s Theme – Dreams of An Absolution | 100% Silver’s Episode |
| Sonic’s Theme – His World | 100% Sonic’s Episode |
Sonic the Hedgehog is a platform game developed by SEGA and initially released in 2006 for Xbox 360 and PlayStation 3.