Gallery: SEGA Shares Early Sonic Adventure Concept Art, Here's A Look

SEGA shared early Sonic Adventure concept art from its archives to mark Sonic’s 35th anniversary.

The reveal leans into nostalgia for the landmark 3D Sonic game and its Dreamcast era roots.

The article also points to more anniversary plans ahead for the franchise.

It additionally mentions a release date for Sonic the Hedgehog 4.