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.
Shoot enemies down and advance to the next level. As the game progresses more weapons become available and you will encounter more challenging enemies.
The nano robot called Antidote must protect human body from the attacks of various viruses. Try different combination of weapons to find out what works best for each level. Humanity needs your help!
Flying over the snow-covered forest somewhere in the Arctic Circle, you fought with the remnants of the Nazi army. Your main enemy is a giant helicopter which you will meet more than once!
