Defend against the robo-bugs that are trying to take over your base. Unlock and upgrade new areas and special weapons. Collect enough exp points to get more powerful weapons.
The mafia war has begun. You have to protect your territory against the enemy gang that tries to take over. Bring your armed men to the roofs to shoot and destroy every outsider moving in on your turf.
The horde has attacked your country. Bloody and almost beaten you have regrouped in the only region that remains free. It is time to fight back and drive the horde from your lands in bloody tower defense battles.
Build towers and survive through 51 hardcore waves of aliens that heal themselves, haste other enemies, split into more enemies and freeze your towers.
Build towers to defend the town center and upgrade them to more advanced tower types. These towers are capable of protecting more with powerful weapons. It applies to fire, ice and lighting magic towers.