The goal of this game is to use rockets to take down a UFO before it leaving.
There are nine different types of rockets. Each rocket has its own strength and weakness. Also each rocket can level and upgrade the rocket's body, head, tail and wing to modify its performance. When a rocket can modify to extreme form to boost what it good at but will make worse on its weakness.
Those nine rockets are just base type rockets. There are 70+ special rocket types for you to collect. Worry about not enough item to collect? No worry. Because each special rocket roll is base on a base type rocket's upgrades. In result, this game will have over 20,000 different types of special rockets.
Let's take down some UFOs.