|Kill 20 aliens within 30 seconds in single player|
The first chance to get this is in the first room of Mission 2. A horde of small aliens assaults you, just kill them quickly. If you don't get it this time, don't worry. You will face large assaults in Mission 4 and 5 several times.
|Rate this achievement||Average Rating|
|You need to register before being able to post comments.|
|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 104 user ratings.