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Portal 2 Blog
The Perpetual Testing Initiative
27 Apr 2012
Portal 2 Blog
Go! To! Space!
7 Feb 2012
Portal 2 Blog
More Sales, More Awards!
20 Des 2011
Portal 2 Blog
The Huge "We're Number Two" 24-Hour Sale!
19 Des 2011
Portal 2 Blog
The Awardening Begins!
8 Des 2011
Portal 2 Blog
Portal 2 Puzzle Creator Sneak Peek
27 Okt 2011
Portal 2 Blog
Win Stuff
6 Okt 2011
Portal 2 Blog
Free DLC out now for Portal 2
4 Okt 2011
Portal 2 Blog
Songs to Test By, Volume Three
30 Sep 2011
Portal 2 Blog
Exile Vilify Music Video Contest Winners
9 Agu 2011
Portal 2 Blog
Songs to Test By: Volume 2
1 Jul 2011
Portal 2 Blog
Summer Mapping Initiative Winners
27 Jun 2011
Portal 2 Blog
The Portal 2 Music Video Contest
15 Jun 2011
Portal 2 Blog
Songs to Test By
25 Mei 2011
Portal 2 Blog
Channel Your Inner Supervillain
24 Mei 2011
Portal 2 Blog
Authoring Tools Beta Release
10 Mei 2011
Portal 2 Blog
Review Wrap-Up
29 Apr 2011
Portal 2 Blog
Collaborative Disposition Test
15 Apr 2011
Portal 2 Blog
GLaDOS@home
15 Apr 2011
Portal 2 Blog
Almost There
13 Apr 2011
Portal 2 Blog
Portal 2: Lab Rat Conclusion
11 Apr 2011
Portal 2 Blog
Portal 2: Lab Rat
8 Apr 2011
Portal 2 Blog
Portal 2 drops some science on PAX East
17 Mar 2011
Portal 2 Blog
The perfect Valentine's gift
14 Feb 2011
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