User blog comment:Sacorguy79/Sonic's 20th Anniversary Trailer/@comment-1764349-20110407132951/@comment-1986314-20110407134046

In the old 3D games (Sonic 3D Blast, Sonic R, Sonic Jam), Classic Sonic didn't really look weird. It must've been the game system's graphics that kept him in more of a blocky-fashion.