In the distant future on the planet Mars, the terrestrial colonists began to live and extract various minerals. But as it turned out we are not alone in the universe and the planet was attacked by aliens. Your character was in the landing zone of their ships and now in the game Mars Defense 2: Aliens Attack we will fight against them. You will see how the aliens come out of the ships and immediately attack you. You will have to aim your gun at them and shoot for defeat. So you will destroy them at a distance. If you drop objects from the monsters, you will need to collect them.