The goal of the game is to destroy the enemy mothership by changing the force balance. Change the current hatch/road by pressing UP/DOWN on the keyboard. Select current unit by pressing LEFT/RIGHT. Press SPACE in order to send the unit. Alternatively, you may use and click on the unit buttons directly. Every minute the Storm Attack is prepared and 5 units of a selected type go from all the hatches. If neither side wins during 3 minutes the Final Attack starts and units of all available types go from all the hatches. The party which is ahead after the Final Attack wins.