Sonic movie: Character dramatically redesigned following fan backlash, Ents & Arts News

Fans originally questioned why Sonic had been given human teeth, disproportionate legs and small eyes in the film.

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Sonic The Hedgehog Movie Director Changes Designs After Backlash

Fans Are Now Also Editing Sonic's Design From The Latest Movie Trailer – NintendoSoup

Sonic Fans Seem Fired Up About The Redesign And We Have To Say We Agree

Sonic The Hedgehog movie will fix character design following trailer backlash

Sonic Fan Film: Sonic design 1 by EvanStanley on DeviantArt

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Fans Were Upset By the 'Sonic the Hedgehog' Trailer and the Filmmakers Responded Brilliantly

They Copied It, So It Sucks! - TV Tropes

Sonic The Hedgehog Director Thanks Fans After Redesign Debut