Your mission in this fun defense shooter game is to defend the alien base against the relentless swarms of evil robot minions. Fight wave after wave of evil robot minions and defeat the final boss at the end of the game - you can use 6 unique weapons, 1 devastating turret, and 4 different reinforcement classes. All six weapons are unlocked from the start, so don't be afraid to switch to something more powerful early. Use WASD KEYS to move around. Click LEFT MOUSE BUTTON to shoot. Press 1-6 NUMBER KEYS to change weapon and press SPACEBAR to get in/out of turret. Good luck!