Emerald City Confidential

Emerald City Confidential is an adventure game that is set in the land of Oz, from L. Frank Baum's series of novels.  It follows the only private detective in Oz, Petra, who takes on a case to find the missing fiancĂ© of a mysterious woman named Dee.

It is the only game by Wadjet Eye Games to be published by an external publisher, Playfirst, and was the first game to use an engine other than the Adventure Game Engine, in this case, the Playfirst's Playground SDK.  It was released for Windows and Macintosh on February 19, 2009.