Combination is an original and highly addictive puzzle game, just for the iPhone. We haven't bothered with a plot, advanced 3d graphics, or a soundtrack. That's because we believe that Combination's hot puzzle action stands by itself! Combination is easy to understand and play, but developing the tactics and skills to beat over 390 levels will take a lot longer! Combination have been carefully designed to take maximum advantage of the iPhone, providing intuitive.