Protect skyscraper tower with 20 weapons slot from hundreds of enemy waves! There are four game modes in this game: campaign, survival, time trial and killing mode.
Deplete enemy's invasion forces and stop their offensive. When facing a large number of enemies, the only way to deter them is to use the powerful Haiphong battery.
As the first line of defense, you must bring down everything in front of you to ensure victory. You have been equipped with four guns, including an anti-aircraft gun to assist you in trouble.
Strategically deploy troops, vehicles, and aircraft to defeat the enemy and defend your base. Explore the battlefield to find enemy units hidden in the fog of war. Control of the Galaxy depends on your command!
We're under attack! Man the turret and shoot the creeps that are overwhelming the planet. Help is on the way but it'll take 100 more days. Can you survive till then?