Click on the empty tiles to the left to construct buildings, use them to defend your base from enemy and to produce units to attack them. All structures are upgradeable, which makes either them or units they produce more powerful.
Your goal in this defense game based on StarCraft is to play as the Zerg Overmind and build up your defense and survive the combined Terran and Protoss attacks.
It all starts in the midst of civil unrest in the nation of Veidar. The duchy of Valis is rising against the kingdom with Duke Dunkeld leading the enemy armies. However, behind the enemy lines lurks something dark and evil..
The Clone Wars' conflict continues.. Wage war against enemy forces, keep your base protected as you invade enemy territory in attempt to take over their base. Build more troops, plant mines, and gun down everyone that opposes you.