Metal Gun - Blood War

Metal Gun - Blood War - the army of aliens trying to capture planet Earth, and it's all because of the resources that abound in our planet! They are cruel and they are only interested in the result! Of course, aliens did not foresee and did not take into account the peculiarity of the human race - we have a lot of characters and they are able to defend their land! Improve the skills and abilities of the main character, his weapons, make upgrades and give a proper response to the invaders!