Let’s go and dig down the ground. Forget the dead bodies, you have to find diamonds. Control a robot made for this job, dig, gain money, upgrades and be careful with the stones.
Game about digging through squares and finding money or surprises. For the money you buy upgrades making you dig more effective. Yes, there is some energy needed for every move and action. Some points are taken for everything, so avoid the stones if possible. So can you dig through the whole area? Use map and save as well. The trackball control may be a bit sensitive.