Mass Effect Limited Edition Bonus DVD includes exclusive videos about "Mass Effect" such as "Art of "Mass Effect"and the "Interactive Storytelling of Mass Effect" Bonus art book, "A Future Imagined" features a 36 page collection of Biowares concept art Bonus fiction book, "Galactic Codex: Essentials," features a 36 page guide to the "Mass Effect" universe, including a Citad Single Player game for play on your Xbox 360. Genre: Strategy and Role-Playing Game