Zoo Tycoon 2: Ultimate Collection is a compilation pack for Zoo Tycoon 2 released on September 30th, 2008 for PC platforms. It includes Zoo Tycoon 2, and its four expansion packs: Endangered Species, African Adventures, Marine Mania, Extinct Animals, including the official Microsoft/Blue Fang custom content (With the exception of Asiatic Black Bear). The Ultimate Collection also includes the Dino Danger Pack downloaded content, as well as a new Menu Theme.