Sonic the Hedgehog (2006) - Sonic the Hedgehog (2006) - Gallery - Sonic SCANF

Sonic the Hedgehog (2006), Sega Wiki

Sonic the Hedgehog [2006] - IGN

Steam Workshop::Sonic The Hedgehog (2006) Collection

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Sonic The Hedgehog 2006 PC Port Project '06 Now Includes Silver Campaign + Gameplay Improvements

The Forgotten, the Maligned: Sonic the Hedgehog (2006) – Source Gaming

Sonic the Hedgehog 2006 Returns To Xbox (But Not For Everyone)

Dan Plays Sonic the Hedgehog 2006 Part 4 : r/giantbomb

Sonic the Hedgehog - VGMdb

Review: Sonic the Hedgehog 2006 (XB360) - Geeks Under Grace