Sonic the Hedgehog (2006) - GameSpot

Sega is working on a brand new Sonic title for the Xbox 360.

Sonic The Hedgehog 2 Projected To Be The Biggest Video Game Movie Ever: What This Means For The Franchise And Video Game Movies — CultureSlate

Will Sonic The Hedgehog ever release a good game or are the Sonic games always going to be mediocre? - Quora

10 Video Game Review Scores Fans Lost Their MINDS Over – Page 5

Sonic and the Secret Rings (2007) - MobyGames

Sonic the Hedgehog 2 - Wikiwand

Just How Did Sonic 2006 Happen? – Andrea Ritsu

Gamespot: 3.5/10 for Unleashed 360

Big Red Button Explains Its Sonic Boom Character Designs, and Admits They Could Have Been Wackier

Sonic Unleashed – Review