Despite Assassin's Creed II's impressive 6-million-unit milestone, Ubisoft also saw weakness in its core game market. Namely, the publisher said that its heavily hyped game adaptation of James Cameron's Avatar, as well as unspecified non-casual Wii titles, turned in "lower than expected" performances. Exact figures for Avatar, the film inspiration for which has grossed over $1 billion worldwide, were not provided.