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