Action Alien Achievement List

Journey Routine Journey Routine
Kill 100 aliens.
Rampage Rampage
Kill 1 000 aliens.
Extinction Extinction
Kill 10 000 aliens.
Kickboxing Championship Kickboxing Championship
Beat 100 aliens with leg kicks.
Rationing Rationing
Blow up 8 aliens with one grenade.
Plan B Plan B
Blow up 500 aliens with grenades.
The 2nd Amendment The 2nd Amendment
Use every weapon during one game.
 Cow-Boy Cow-Boy
Empty all the rounds of a revolver with only deadly shots in less than 5 seconds.
(Almost) Under Control (Almost) Under Control
Kill an alien with the last bullet of a machine gun or an assault rifle.
Demoman Demoman
Demolish a part of a building with the grenade launcher.
Party Latecomers Party Latecomers
Kill 15 boss aliens.
Not A Toy Not A Toy
Kill an alien boss with the pistol.
MacGyver MacGyver
Unlock all upgraded weapons.
Gold Finger Gold Finger
Unlock all golden weapons.
Strong Man Strong Man
Unlock all perks.
Tycoon Of The Wasteland Tycoon Of The Wasteland
Earn a total of 10 000 credits.
Warm Trip Warm Trip
Complete the wasteland map.
Another Day In Paradise Another Day In Paradise
Complete the tropical hotel map.
Refueled Refueled
Complete the petrol station map.