When Amos Marvel and his colleagues at Hidden Variable Studios decided to launch their startup, these former console game developers decided to take their gaming expertise to the mobile arena, where they believe they can satisfy their entrepreneurial aspirations and also work with their own intellectual property. The company plans to launch on Apple's (NASDAQ:AAPL) iOS and Google's (NASDAQ:GOOG) Android platforms in small countries first to get feedback and work out kinks. But Hidden Variable is also facing challenges including discoverability and new monetization models. Special Report