Today Ubisoft announces that Rainbow Six Critical Hour for the Xbox is available at retail stores. In Rainbow Six Critical Hour, Ubisoft’s Quebec City studio blends the finest elements of Tom Clancy’s Rainbow Six series to create the most complete chapter to date. With an SRP of $29.99, this will bring an exciting new seven-mission single-player campaign and 18 multiplayer levels to gamers who want more gameplay from one of the most popular franchises on Xbox Live online gaming service.
