In the end credits of Sonic 3 ... After enough fan backlash forced a redesign, Sonic's new look was well-received, while "Ugly Sonic" went on to appear in Chip 'n Dale: Rescue Rangers.

Scroll on for everything there is to know about Sonic 4, from its release date, cast, plot ... Robotnik appeared to have perished at the end of Sonic 3 in the explosion, but we never actually ...