Dead Island Riptide Rigor Mortis Edition -Xbox 360 Rigor Mortis Edition includes all items in the Special Edition, as well as the items described in the Product Description below. Special Edition Includes Alternate Character Skin, Pack of Weapon MODs, Digital Strategy Map Addictive open world RPG style gameplay that allows characters to go anywhere throughout the game's zombie infested environments A variety of vehicle types, new levels and weather conditions, weapon proficiency (melee and projectile weapons), Hub defense game mechanics Evolved, and engrossing multiplayer, including co-op support