Free Online Games

City Siege 4 Alien Siege is an exciting Action Game and published on Nov 9th, 2012 and has been played 4,874 times and has a rating of 88% after 101 votes.

City Siege 4 Alien Siege is the fourth installment of the popular, fun-addicting shooting game. You are on a mission on a far away planet. Take your awesome laser gun and build upgradeable troops in order to battle all enemy alien units and rescue the last human survivors.