Portal 2 Single Player / Coop

Talk about the game, theories, how to get the achievements and beat the challenge maps, and anything related to Portal 2 Single Player / Coop. Caution: Spoilers abound!

Topics
Portal DeJa-Vu - Teaser
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by audiotrash Feb 18, 2012 23 Replies · 7,405 Views
by Wiplive
Jun 06, 2012
I need some difficult co-op maps.
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by xW10 Jun 04, 2012 6 Replies · 4,871 Views
by xW10
Jun 04, 2012
Music - Portal 2 Fan Composition
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by AniCator May 13, 2012 3 Replies · 1,981 Views
by Paradoxic R3mix
Jun 03, 2012
Unlisted bug fix I noticed...
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by KKiONI May 23, 2012 4 Replies · 1,718 Views
by KKiONI
May 24, 2012
A thesis (spoilers) ONLY CLICK IF YOU'RE MAN ENOUGH FOR IT!!
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by Chelley May 20, 2012 4 Replies · 1,624 Views
by tyleryarnelli
May 24, 2012
Portal-Ception
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by Conway May 16, 2012 20 Replies · 5,284 Views
by Conway
May 19, 2012
Problems with elevator?
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by vatomakifty May 12, 2012 4 Replies · 1,692 Views
by vatomakifty
May 14, 2012
Play Testers Wanted!
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by Spam Nugget May 10, 2012 13 Replies · 3,650 Views
by UsCobra11
May 11, 2012
Loading game saves for Perpetual Testing Initiative
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by SergeantFTC May 08, 2012 3 Replies · 1,903 Views
by UsCobra11
May 10, 2012
Skill based/Ninja maps
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by mZLY May 01, 2012 4 Replies · 1,706 Views
by mZLY
May 10, 2012
Anyone got the regular portal gun skin?
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by Spyro Cool May 07, 2012 5 Replies · 2,023 Views
by Spyro Cool
May 07, 2012
Hardest SP Maps
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by AnaLoGMunKy Sep 09, 2011 19 Replies · 9,669 Views
by P2CMGamer_1
May 03, 2012
ps3 map downloads!
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by thegeekykid47 Mar 13, 2012 5 Replies · 2,415 Views
by thegeekykid47
May 03, 2012
URGENT: Friend has managed to lose the coop lobbies
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by RubbishyUsername Apr 29, 2012 4 Replies · 2,196 Views
by zivi7
Apr 30, 2012
my Portalgun shaking in some custom maps. [Video]
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by Makadi Feb 25, 2012 6 Replies · 2,075 Views
by Jaina Seagol
Apr 29, 2012
Coop Hub for Custom Maps - Betatesters needed
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by Tailgunner Mar 07, 2012 13 Replies · 5,101 Views
by skaterdude97
Apr 28, 2012
GLaDOS and Chell
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by Chelley Apr 24, 2012 18 Replies · 6,178 Views
by Chelley
Apr 27, 2012
Preview of the ultimate Map Handling Tool
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by Tailgunner Apr 25, 2012 6 Replies · 1,762 Views
by Kaleido
Apr 25, 2012
My Theory on Turrets
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by Pipeline Mar 27, 2012 28 Replies · 8,683 Views
by Falconerd
Apr 23, 2012
Problems with Portal 2 after sleep or hibernation mode.
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by Dom44 Mar 27, 2012 6 Replies · 2,132 Views
by Kaleido
Apr 21, 2012