The world suffers from oil crisis and you have to defend the last desert oil-base from the incoming enemies and armored vehicles. Earn experience points to get new weapons and don't forget to use power supplies dropped by allied aircraft.
You are the commander of a space battle station. Below you, on the planet's surface, enemies are trying to capture deadly missile silos. Don't let them seize these silos. Protect them at all costs!
With biochemistry polluting a island, a mass of bugs became evil, started attacking trees. You're sent on a mission to eliminate biochemical trees and eradicate the evil bugs.
Organic monsters want to capture our planet. People are in danger! Kill all enemy aggressors. Build your towers and battle units and strike a SMASHING BLOW to the foe!
