Take command of your unit to defeat the enemy aliens and take down their ship! 8 Upgradable troops, tons of cool medals to earn and 10 levels full of awesome aliens!
Mouse to scroll, and choose troops Up and Down arrows to aim turret A to fire turret
A context menu should be shown when right-clicking or, on touch devices, long-pressing in the game. This menu especially allows to play in full screen and control the volume.