Complete the following tasks to unlock the corresponding achievement. To
view your achievements and stats in Steam, select "Community", then "My
profile", then "View all my games", then the game and view stats.
Achievement - How to unlock
Aliens Go Home - Finish 3 missions on 3 stars.
All Clear - Finish 12 missions on 3 stars.
Defcon 1 - Fire all superweapons in a single wave.
Endangered Species - Collect 100 Dancing Aliens.
Gun Forest - Place 50 weapons in a single mission.
Industrial Complex - Build all weapons in a single mission.
Xenocide - Kill 30000 aliens.