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
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Where are the Maps ??
by lifeson99 · Aug 12, 2011
5 Replies · 1,756 Views
Last post by Spam Nugget
Aug 14, 2011
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Portal 2: Physics collector's Box Bonus map
by ThePortalGuy · Aug 09, 2011
4 Replies · 1,982 Views
Last post by iWork925
Aug 09, 2011
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How does GLaDOS get test subjects?
by Godzilla (Lazars) · Jul 24, 2011
18 Replies · 6,874 Views
Last post by Coppermantis
Aug 09, 2011
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Smooth Jazz - Offering?
by yohoat9 · Jun 26, 2011
12 Replies · 4,595 Views
Last post by iWork925
Aug 08, 2011
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Portal 2 Lab Rat Challenge Map
by zagaomaster · Aug 03, 2011
4 Replies · 2,261 Views
Last post by zagaomaster
Aug 07, 2011
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The impossible, is possible
by Godzilla (Lazars) · Jul 13, 2011
5 Replies · 2,186 Views
Last post by iKaleb
Aug 05, 2011
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Co-op Partners
by Lostprophetpunk · Jul 28, 2011
6 Replies · 1,942 Views
Last post by Lostprophetpunk
Aug 05, 2011
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Borealis
by PieGuy950 · Jul 30, 2011
21 Replies · 6,733 Views
Last post by Rubrica
Aug 04, 2011
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Observation rooms and "crap" turrets.
by RubbishyUsername · Jul 16, 2011
23 Replies · 8,170 Views
Last post by Left4calvin
Jul 29, 2011
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A final boss that WAS difficult but not anymore
by MasterLagger · Jun 03, 2011
28 Replies · 10,122 Views
Last post by MasterLagger
Jul 28, 2011
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Keep recording after dying?
by GreyHound · Jul 27, 2011
4 Replies · 1,639 Views
Last post by GreyHound
Jul 28, 2011
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Sorted list of rated maps.
by fermat8 · Jun 16, 2011
14 Replies · 6,067 Views
Last post by Brainstatic
Jul 26, 2011
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IDEA new story that begins after the portal 2 ending
by DAWH95 · Jul 22, 2011
7 Replies · 2,575 Views
Last post by Rubrica
Jul 25, 2011
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.bsp not loading need help
by Robl · Jul 23, 2011
5 Replies · 2,950 Views
Last post by iWork925
Jul 24, 2011
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Are the test chambers from trailers playable?
by sonic84 · Jul 17, 2011
3 Replies · 1,816 Views
Last post by xdiesp
Jul 19, 2011
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Gravity controlled Map, Holding cube(s)?? help
by Svenot · Jul 04, 2011
4 Replies · 2,220 Views
Last post by Svenot
Jul 16, 2011
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Console Commands and Variables for All In-Game Options
by Enigmaphase · Jul 14, 2011
0 Replies · 8,193 Views
No replies
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Suggestion: Map Developeres read please :)
by CountDown · Jul 14, 2011
5 Replies · 1,873 Views
Last post by Rubrica
Jul 14, 2011
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Portal 2 Completion?
by Lostprophetpunk · Jul 06, 2011
19 Replies · 6,040 Views
Last post by Lostprophetpunk
Jul 13, 2011
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File types
by cavernousinside · Jul 11, 2011
2 Replies · 1,342 Views
Last post by Marlovious
Jul 11, 2011