Is Sonic Unleashed The Closest Thing To Sonic Adventure 3?

Recently, I’ve been running laps around the globe in Sonic Unleashed and I feel as if I’ve come up with a theory: Sonic Unleashed may be the closest Sonic fans will get to having a Sonic Adventure 3 (the most requested Sonic game of all time by fans), unless, of course, SEGA decides to make that dream happen themselves. First, we must ask, “What is Sonic Adventure 3, and why would Sonic Unleashed –of all the Sonic games be the closest we could get to having a Sonic Adventure 3?” Let’s explore this theory.