Monster Hunter Tri is a new action/adventure video game on the Wii system that has become a multi-million unit selling franchise. It depicts a world where man and fantastic beasts coexist, and players can join online hunting parties of up to four people or play with two players offline for select quests. The single-player mode provides an AI partner named Cha-Cha who assists in tracking and trapping. New items, weapons, and armor sets are available to help hunters complete their quest. All these features set Monster Hunter Tri apart from other games in the genre, making it one of the most incredible adventures to date.