Here is the full list of all 10 Action Alien: Prelude achievements.
Kill 10 boss aliens.
Complete the game in night mode.
Destroy 10 parts of buildings with explosives.
Kill 200 aliens with grenades.
Collect all petrol cans.
Complete the game in day mode.
Use all weapons in a single game.
Kill 500 aliens.
Break all glasses of the petrol station.
Kill 50 aliens with leg kicks.