Bub and Bob turn into dinosaurs after entering a cave full of monsters. Now, they have to do everything they can in order to get out of the cave and become human again. In this fun platform game you have to get rid of all the enemies on the screen in order to get to the next level. Besides jumping, you also have to collect items which will bring you valuable points. The two characters can blow bubbles which can trap enemies. If you do not succeed to finish a level quickly enough, Baron von Blubba will appear and try to get rid of you.