Killed 150 enemies.
Killed 500 enemies.
Killed 2000 enemies.
Killed 100 enemies with Sentry Guns.
Killed 100 enemies with Missile Drones.
Hit 100 enemies with Defectant Gas.
Killed 100 enemies with Droids.
Levelled up to Elite Level.
Killed 50 enemies with skill shots.
Completed the game.
Earned the best Reputation level.
Bought every weapon and fully upgraded it.
Earned 500,000 credits.
Killed 25 enemies with exploding objects.
Deployed all 4 special weapons, 10 times each.
Killed 50 enemies using the Melee attack.
Saved 25 scientists.
Escorted 25 soldiers to their destination.
Repaired 25 weapons installations.
Killed 50 enemies with grenades.
