Portal Single Player

Talk about the game, custom maps, how to get the achievements and beat the challenge maps, and anything related to Portal 1. Caution: Spoilers abound!

Topics
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Blocking turret fire
by VictoryIncandescence · Nov 29, 2008
5 Replies · 3,601 Views
Last post by msleeper
Mar 25, 2010
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New Achievement / Morse Code Easteregg
by msleeper · Mar 02, 2010
1 Replies · 2,513 Views
Last post by Ricotez
Mar 02, 2010
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My Glados voice changer.
by PelPix · Aug 24, 2008
19 Replies · 37,009 Views
Last post by ASBusinessMagnet
Aug 18, 2009
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Can sombody convert this for portal?
by Test Subject · Sep 09, 2008
6 Replies · 3,657 Views
Last post by Siiig
Jun 21, 2009
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Weighted Companion Cake
by Fusion · Apr 11, 2008
19 Replies · 8,998 Views
Last post by ASBusinessMagnet
May 28, 2009
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You get chopped in half?
by PortalFan77 · Feb 16, 2009
7 Replies · 3,695 Views
Last post by Hober
Feb 16, 2009
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Chamber 18 - 12 portals (LEGIT: NO GLITCHES/CHEATING)
by rellikpd · Apr 08, 2008
15 Replies · 8,000 Views
Last post by Hober
Feb 16, 2009
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How do I make it so people go to another chamber?
by Blazing_Flames · Nov 02, 2008
6 Replies · 3,107 Views
Last post by sbrown
Feb 07, 2009
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Challange cheating
by sbrown · Jan 24, 2009
14 Replies · 6,384 Views
Last post by jrlauer
Jan 27, 2009
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Portal: Still Alive Maps for PC?
by Test Subject · Dec 24, 2008
5 Replies · 3,930 Views
Last post by SnakeRX
Dec 27, 2008
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Trying to Recreate Beta CrossHair
by PortalFan77 · Aug 05, 2008
29 Replies · 11,058 Views
Last post by PortalFan77
Dec 24, 2008
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Other ways to finish Chambers in Portal
by A.M.M.D. · Oct 30, 2008
4 Replies · 2,693 Views
Last post by jrlauer
Dec 21, 2008
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GLaDOS Quotes
by SilverWulf · Sep 27, 2008
24 Replies · 15,899 Views
Last post by Olly
Dec 03, 2008
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Portal Combat mod
by A.M.M.D. · Nov 17, 2008
13 Replies · 6,303 Views
Last post by Hober
Nov 21, 2008
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Awesomeness on http://www.aperturescience.com/
by TiMeMaSTeR · Oct 28, 2008
2 Replies · 2,730 Views
Last post by TiMeMaSTeR
Oct 28, 2008
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RELEASE of Fire Texture
by PortalFan77 · Oct 24, 2008
9 Replies · 3,864 Views
Last post by PortalFan77
Oct 25, 2008
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The Perfect Flame Texture
by PortalFan77 · Oct 12, 2008
16 Replies · 8,347 Views
Last post by CabooseJr
Oct 23, 2008
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Breakthrough in Portal Designs
by PortalFan77 · Oct 12, 2008
7 Replies · 3,882 Views
Last post by nibbler234
Oct 22, 2008
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Cross hairs
by hanging_rope · Aug 31, 2008
6 Replies · 3,271 Views
Last post by hanging_rope
Sep 26, 2008
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FINALLY Swirl Portals
by PortalFan77 · Aug 08, 2008
46 Replies · 17,234 Views
Last post by Test Subject
Sep 11, 2008