My only problem with the game is that it is too easy. Once you get 5 people you can pretty much do as you please, if it was difficult at the end it would be much better. The beginning is the hardest part, once you upgrade your mode of travel at all your going to be fine
 "Dream World"){kind=icon}
 "Cell Warfare"){kind=icon}
 "Mytheria"){kind=icon}
 "Frontier"){kind=icon}