Survive as long as possible by building the most efficient line of defense. Eliminate the bad guys from attacking your home base. There are also several different game modes available.
The dwarf mines are under attack and you need to stop the intruders. Strategically place your soldiers and upgrade them in time as each level enemies become stronger.
Defend the tower as aliens are in full force of attack. Upgradable. Destroy as many aliens as possible and earn more credits to purchase/upgrade equipments.
Buy weapons, armors, troops and towers. Bring everything that you have to keep secure your base or to destroy your enemy. An insane and violent action shooting game!