Dig down to find the ultimate Diamond, gather ore and upgrade your robot to dig even deeper! Falling Rocks makes it hard to get some ore but your robot have to survive. You start at a very small mine where you can make your first experiences and find your first money and of course the first Ultimate Diamond. Soon you will proceed to the next mine - each mine is deeper than the mine before and so you will find different types of ore, which you can mine. At some point you will also find many types of gems of even more value. Spend your findings at your UFO to buy upgrades for your little robot to make mining life easier for you.