Defeated a wave without losing a single building.
Killed an alien in mid-air.
Reached level 50 on any planet.
Expanded the map considerably, on any planet.
Time Is Money
Had 20 or more active harvesters before level 11.
Successfully completed the Wave game mode on any planet.
Killed 20 or more aliens with a single overcharged Energy Link.
Humoungus Laser Beam
Has linked 100 or more Defense Towers.
Successfully completed the Rush game mode on any planet.
Accumulated 1000 or more kills with a single Defense Tower.
Had at least 50 active harvesters at the same time in Normal game mode.
Launched an Overcharged Energy Link and killed at least 5 aliens.
Reached level 100 on any planet.
Defeated a wave before 15 minutes have passed.
Launched all 10 waves at the same time and survived.
Expanded the map considerably, on all planets.
Successfully completed the Wave game mode on any planet in less than one hour.
Had 50 or more over-heated Energy Links at the same time.
Successfully completed the Rush game mode on all planets.
Beat Rush game mode on any planet without losing a single building.
Reached level 100 on all planets.
Reached level 50 in the Insane game mode on any planet.
Has been awarded all other achievement awards!
Reached level 50 in the Insane game mode on all planets.
Established a base on Hephaestus and reached level 15 without losing any buildings.