|Kill 50 aliens|
|This is rewarded naturally by playing the game in any game mode, should take 5 minutes or so.|
|Body armour tshirt|
|Complete single player|
|Complete the game to unlock this avatar award.|
|You need to log in or register to use MyAchievements.|
|You need to log in or register to rate games.|
User Score is based on 28 user ratings.