Why can't classic Sonic speak?

Sonic Frontiers review: maybe it's time to slow down

Sonic Origins video takes a deep dive into the modes included with the collection

Classic Sonic never spoke you say by TrueSonicSpirit on DeviantArt

Opinion: What Modern Sonic can learn from Classic Sonic » SEGAbits - #1 Source for SEGA News

Mom on X: I can't imagine him talking without his huge singular tooth giving him an slurred full mouth voice. / X

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

Sonic the Hedgehog' feels like an empty cash grab: Movie review

Sonic the Hedgehog 2' Tails Actor Nearly Cried Meeting Jim Carrey

Remember When Urkel Played Sonic The Hedgehog?

5 Classic Sonic Characters Sonic The Hedgehog 2 Needs To Introduce

Sonic The Hedgehog 2 Classic - Apps on Google Play

Sega Is Delisting Classic Sonic Games From Digital Stores Ahead Of Sonic Origins' Launch - Game Informer

The fact that Classic Sonic is older than Modern Sonic, isn't a problem anymore, since they're considered different people now : r/SonicTheHedgehog

Sonic Generations (Video Game) - TV Tropes

Can't wait to play Sonic Superstars? One of the best Sonic games just got better - and it's free