The Sonic movie director talks redesign: It was pretty clear on the day the trailer was released that fans were not happy

The Sonic movie director speaks to GamesRadar+ about the new design and

Sonic the Hedgehog Got a New Design, See Before and After Pics

Sonic The Hedgehog Movie to 'Fix' Design After Fan Outcry, Says Director - IGN

Sonic movie 5, Japanese Anime Wiki

Sonic movie director promises to fix hedgehog's design fast

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

After trailer outcry, Sonic the Hedgehog director tells fans to expect “changes”

Sonic' Zooms to Top Spot at Weekend Box Office

Sonic The Hedgehog Movie – why is it nothing like the games?

Sonic the Hedgehog movie trailer reveals new redesign with Jim Carrey

Here's What Jim Carrey Had To Say About The Sonic Remodel - Game Informer

Jeff Fowler - News - IMDb

When they were making the Sonic the Hedgehog movie, what was it about the original Sonic design that people hated to prompt the studio to do a redesign? - Quora

Sonic The Hedgehog Movie to 'Fix' Design After Fan Outcry, Says Director - IGN

For people who still think that the original trailer was a publicity stunt. : r/SonicTheHedgehog