Sonic Unleashed (Xbox 360, USA) + DLC Packs : SEGA/Sonic Team : Free Download, Borrow, and Streaming : Internet Archive

An ISO of Sonic Unleashed for the Xbox 360 ripped from my personal US copy. Also included is a download for the Title Update for Sonic Unleashed, as well as

Chao, Sonic Wiki Zone

Nostalgia Level - TV Tropes

Play Magazine #90 June 2009 : Free Download, Borrow, and Streaming : Internet Archive

Microsoft Xbox Manuals : Free Download, Borrow, and Streaming : Internet Archive

Sonic Unleashed (Platinum Hits) - Xbox 360 : Sega of America Inc: Video Games

Godzilla Wikizilla, the kaiju encyclopedia

Sonic Adventure (Multi Lang) [Dreamcast, GameCube, Xbox 360, PS3] : Sonic Team : Free Download, Borrow, and Streaming : Internet Archive

News - September, 2023

DUB] Sonic X Vol. 6: Countdown to Chaos : TMS Entertainment; 4Kids Entertainment : Free Download, Borrow, and Streaming : Internet Archive