Sonic the Hedgehog is no stranger to reinvention. Sega’s blue-quilled mascot has evolved a ton over time, making the leap from 2D to 3D, bouncing between genres, and getting a total aesthetic redesign in the process. But 2008’s Sonic Unleashed was a game very literally about change, predicated on the concept of Sonic giving into his feral side by morphing into a monstrous “werehog.” The theme song from Sonic Unleashed is still a favorite among fans, who fervently rally its GOAT status online .