You are an alien who must destroy the other space ships. To do that, you have to focus on one of them at a time. If you focus on a spaceship, you can do more damage to it.

The other space ships will start moving and attacking you. It is up to you to destroy them. You will have to use your abilities to shoot them.

Your spaceship has a limited amount of energy. If you use too much energy, it will be destroyed. It is also important for you to avoid an attack from a powerful spaceship.

You will be able to earn more energy by destroying the other space ships. If you have enough energy, you can destroy all the other space ships.