 The Wii version of the game includes an exclusive co-op story mode (with Indy and Henry Jones Sr.) and unlockable version of the classic point and click adventure "Indiana Jones and the Fate of Atlantis" (also set in 1939).On the PlayStation 2 and Wii versions Big Head mode, Henry Jones Sr., Tuxedo Indy, and Han Solo from "Star Wars" are unlockable.The story begins with Indiana Jones hunting for an ancient ram's head idol in the Sudan in 1939, which a Nazi expedition is also searching for.