Aliens in Chain

Our world is in serious danger - the invasion of alien creatures. They are not at all like people, representing a chain of multi-colored microorganisms and this is even more dangerous. A colored cloud will cover the Earth and destroy everyone even without using weapons, using a quiet biological introduction. A ship that our hero pilots was sent into orbit. You will help him cope with the aliens, not allowing them to penetrate the earthly atmosphere. A task will appear on the left panel. To execute it, look for one-color chains and click on them to destroy in Aliens in Chain.