Your objective is to continue the work of the aliens and build an inter-dimensional ark to spread life in this world. Solve puzzles, click click click and see where that gets you. Good luck!
Lead rebel forces to free the galaxy from the Empire's tyranny. Build and upgrade turrets, power stations, refineries, use air raids to defend command center from attacking enemy forces.
Don't let the creeps complete their path. Do that by building defense towers along the way. Manage and upgrade them to get to higher levels. You have 6 types of towers to choose from once you have enough gold.