The following buildings are used to defend your base and blow up attacking armies.

Plasma CannonPlasma Cannon

Plasma Cannon spouts high-temperature compressed plasma at enemies. Although it cannot attack aircraft due to its short firing range, its rapid fire rate makes it very efficient for ground defense. It does not, however. work while it is being upgraded.

Bunker

Bunker is manned by a platoon of Gunners, making it dangerous to ground and air units alike. Thanks to the Gunner’s sharpshooting, the Bunker has an even greater range over the Plasma Cannon.

WallWall

Wall is used to keep your enemies away from your precious structures and resources. The durability of the Walls increase as you upgrade them.

Chief Tower

Chief Tower is a defensive structure that deals large amounts of splash damage in the area that it hits. Capable of attacking both surface and air units, it excels at attacking a swarm of units at once.

Air TurretAir Turret

Air Turret is a customized tower for anti-air defense. It is very efficient at inflicting huge damage on aircraft, but it cannot detect or attack ground units.

Missile Tower

While Missile Tower may have a slow rate of fire, it more than makes up for it with its massive splash damage. However, due to it’s immense firepower, it is unable to target nearby units, nor can it target air units.

Smart TowerSmart Tower

Smart Tower unleashes a powerful Tesla laser to nearby enemy units. It is hidden underground, but will surface and attack enemy units as they approach.

Bolt Tower

Bolt Tower releases a powerful lighting bolt for attacking enemies. It doesn’t function if there is no Plasma charged to it. Bolt Tower can be used in two different modes. Bolt Mode increases damage while Shock Mode has a chance to stun the enemy.

Spider MineSpider Mine

Spider Mine is hidden when it is placed and cannot be detected by the enemy. Once an enemy is in range, it will detonate and deal damage to all enemies nearby.

Sinkhole

This huge Sinkhole sucks up units above it.

Hive MineHive Mine

Hive Mine is an advanced version of the Spider Mine. While it may be more expensive, the payload it offers definitely makes up for the cost.

Air Mine

Air-Mine was originally developed as a delivery drone with state-of-art artificial intelligence for internet shopping malls. Now it is re-designed as a defensive unit, which delivers mines to enemies in the air. It affects number of units in certain range with splash damage.

Air EMP MineAir EMP Mine

Air EMP Mine was originally developed as a delivery drone with state-of-art artificial intelligence for on-line shopping malls. Now it is re-designed as a defensive unit, which delivers mines to enemies in the air. It can deal a great amount of damage to a single unit.