Oh, this looks like a pretty little planet. Let's invade it! Take control of the premiere alien death walker and rain some carnage down on the earthling populace. Teach them that their ineffectual grenades, tanks, and guns, are no match for the awesome power of your lasers and rockets. Upgrade and conquer the whole city single-tentacled.
Use A and D to move through the streets. Use the mouse to aim and fire. 1,2,3 unleash special abilities.