Loosely based on the cartoon's second season, many characters will be familiar to fans. But a whole contingent of other characters have been specifically created for the game, so there are some surprises in store, too. Changes to make multiplayer more interesting and challenging have been implemented, like giving each character abilities more closely matched to his personality within the group, adding scenarios that don't depend solely on fighting and the like. Get the Big Picture on E3 2004: More trailers, gameplay and interviews than you can shake a stick at!