WARNING CONTAINS SPOILERS...
TalkPlayStation.com writes:"Sonic Unleashed is an upcoming video game and is the next game in the Sonic series. The game is due to be released in November. Here's some details on the game.
Sonic and his Werehog self will be the only playable characters. You can unlock a super form for both variations of Sonic. Eggman will be the main villain from start to finish, he's not totally in control towards the end but suddenly turns the tables. In previous games he loses control of the situation at the very last moment."
More when you click through.