yeah, mx vs atv is going to be great, one of the few 2 player games i can name, deformable terrain ect. ect.
Hope you can choose sides in Avatar and play good.evil. Ope Rogue can swithc between 1st/3rd person.
To answer that question I can only say that James Cameron is a perfectionist - he has never failed before. Even Titanic, which is a chick flick set on a boat that everyone knew would sink - it became the highest grossing film ever.