How 'Sonic the Hedgehog' Marketing Went From False Start to Reboot – The Hollywood Reporter

After stumbling out of the gate with ‘Sonic the Hedgehog,’ Paramount listened to fan criticism and reworked the film and promo campaign accordingly.

Rebooting Sonic the Hedgehog - The Follow Up

Sonic the Hedgehog - Wikipedia

Sonic the Hedgehog 2 Review Roundup

Sonic the Hedgehog 2 (film), Sonic Wiki Zone

Sonic Mania Review (Xbox One) - Official GBAtemp Review

Sonic the Hedgehog (film), Sonic Wiki Zone

Sonic Mania Review (Xbox One) - Official GBAtemp Review

Sonic Mania Review (Xbox One) - Official GBAtemp Review

Sonic The Hedgehog' Criticism Forces Re-Design

Sonic the Hedgehog director says character is getting makeover

Sonic the Hedgehog Movie Director Had Anxiety About Sonic Redesign