Sonic Adventure marked the transition from 'Classic Sonic' to 'Modern Sonic', as he's often known. The new character design was cooler and meaner, a darker shade of blue and had green eyes.

In a newly released timeline, Sega lays out the in-game history of the Sonic franchise, including events set thousands of ...

If we continue to assume that Classic Sonic is just past Sonic, then all those characters exist somewhere in the modern world. Sonic’s current design first appeared in Sonic Adventure ...