Perry Rhodan: Kampf um Terra

Perry Rhodan: Kampf um Terra is a unique mixture of real time strategy and Tower Defense genres. The storyline is eventful and the action starts with the flight of the main character Perry Rodan on the moon, where he discovers a space ship race Arkonides. Although the ship is damaged and at the time, sent an SOS for Arkonides, the help comes. Because the signal is intercepted by a race of lizards Topsides that all sorts of hook or by crook want to take over the technology Arkonides. But this is prehistory, but to protect the planet Earth from alien invasion is the main challenge Perry faced on the moon with the new civilizations...