Multicolored bubbles appeared over the capital of the underwater kingdom, inside which the poison is located. They gradually descend and if they touch the bottom, they will burst and poison the water. In Shoter Bubble you will help a fish named Tom to destroy them. A cluster of bubbles will be visible on the screen in front of you. Below them will be a cannon installed in the center of the cluster. She is capable of shooting multi-colored single charges. When you see a cannon ball inside the cannon, you will have to find a cluster of bubbles of exactly the same color and aim at them to fire a shot. Your core hitting these items will destroy them, and you will get points for this. Thus, you will destroy these objects.