Alien Swarm

Alien Swarm

Alien Swarm Adds AI Director, New Difficulty

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168 Comments
原罪 Feb 25 @ 3:10am 
。。。。。
84725960 Dec 11, 2016 @ 11:24pm 
Nice
Wellech Nov 23, 2016 @ 3:19pm 
No news for six years
XxRed.SansversexX Apr 20, 2016 @ 10:39am 
ciaooooo
bayonet Dec 28, 2015 @ 5:20am 
New campaigns pls.
nagarixjoel Nov 7, 2015 @ 5:23am 
Need more updates/campaigns :(
Alpha7 Jan 30, 2015 @ 12:56am 
valve should add more content
Bounty Jan 20, 2015 @ 5:43am 
This game need workshop.
alvx Aug 8, 2014 @ 1:21am 
And,this is the last uptade valve made to this game..