In year 2222, people invented a portal. In year 2281, the first habitable planet is found. Its colonization is made through portals and it turns out that humans are not the only sentient race in the universe..
Your base is under attack by enemy soldiers and your job is to defend it with everything you got! Can you hold down the enemies and defend the fort until the 19th day has passed?
The Empire has declared a bloodthirsty war against you and your monster comrades, leaving the fate of the wastelands in your hands. Strategize your way to victory or will you perish with the defeat of the evil Empire's mighty sword?
Your base is under attack! Get your best chopper out there immediately and demolish every enemy unit on sight. Don't forget to build towers and repair damaged towers to help accomplish your mission.