This is an achievement / trophy that's based on luck. Lurkers may pounce on you during the Campaign from time to time, just like Facehuggers, forcing you to mash a button to survive. Melee it as it's ...

This can easily be accomplished during the first playthrough of Mission 2 - Battle for Sulaco. When in the room with the big rotating object, keep an eye out for Xenos coming out of the vents. If you ...