Sonic Generations: Unlock Super Sonic
You can unlock Super Sonic to play in Classic as well as Modern stages in Sonic Generations for the PS3...
Sonic Generations: Secret Achievements
Here are the twenty-seven secret achievements you can unlock in Sonic Generations for the Xbox 360. Check out my other...
Sonic Generations: Achievements List
This is the complete list of unlockable achievements in Sonic Generations for the Xbox 360. There are twenty-seven secret achievements...