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Portal 2 Single Player / Coop

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Need a Portal 2 Co-op partner? Join this Steam group!By Arnar105 · 106 Answers · 68,407 ViewsLast post: 5 years ago · kyleprotecX
5 years ago
kyleprotecX
Aperture Quality Control-Episode 12: "Aperture Halloween"By wstrika · 35 Answers · 21,265 ViewsLast post: 6 years ago · TheTestmasterSphere
6 years ago
TheTestmasterSphere
Attn: YouTubers! Post videos, get added to our channelBy msleeper · 35 Answers · 21,853 ViewsLast post: 7 years ago · iWork925
7 years ago
iWork925
Dubbing project of Portal 2By elnurvl5 Answers · 1,479 ViewsLast post: 7 months ago · ChickenMobile
7 months ago
ChickenMobile
[SPOILER]Security Code: 5,33,41,18 - Does it have a meaning?By PortalCombat6 Answers · 16,710 ViewsLast post: 1 year ago · Its_convoluted
1 year ago
Its_convoluted
Nibiru : Age of Secrets demoBy jackanderson2310 Answers · 1,010 ViewsLast post: 2 years ago · jackanderson231
2 years ago
jackanderson231
Portal 2 and MythologyBy SecretComing1 Answer · 1,064 ViewsLast post: 2 years ago · EliseRi
A story to tellBy KyloX0 Answers · 733 ViewsLast post: 3 years ago · KyloX
What if GLaDOS had been smarter?By CamBen5 Answers · 1,821 ViewsLast post: 3 years ago · AdamPlays
3 years ago
AdamPlays
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Official PROOF that Cave is NOT Chell's fatherBy Mel · 75 Answers · 31,556 ViewsLast post: 3 years ago · GamerGeek
3 years ago
GamerGeek
Portal 2 crashes on startBy juniverse5 Answers · 1,511 ViewsLast post: 4 years ago · UsCobra11
4 years ago
UsCobra11
Promotion of Maps?By CrazyMahone1 Answer · 824 ViewsLast post: 4 years ago · josepezdj
4 years ago
josepezdj
Looking for someone to play "The Doors" coop mod withBy SecretComing0 Answers · 754 ViewsLast post: 4 years ago · SecretComing
4 years ago
SecretComing
Portal 2: RepercussionsBy Lamarr · 58 Answers · 18,090 ViewsLast post: 5 years ago · Lamarr
Screenshots of new mapBy Haggis2 Answers · 1,309 ViewsLast post: 5 years ago · Haggis
Chell should of starved in Portal (2)By opticalprocessor4 Answers · 1,952 ViewsLast post: 5 years ago · Joee
Original vocals from Want you GoneBy opticalprocessor2 Answers · 1,472 ViewsLast post: 5 years ago · quaternary
5 years ago
quaternary
Want you Gone + Still Alive - Flash AnimationBy opticalprocessor0 Answers · 1,152 ViewsLast post: 5 years ago · opticalprocessor
5 years ago
opticalprocessor
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What's up with downloading maps now?By stides · 17 Answers · 5,126 ViewsLast post: 5 years ago · stides
The Lost Tests | Official TWP threadBy Arachnaphob · 10 Answers · 3,709 ViewsLast post: 5 years ago · opticalprocessor
5 years ago
opticalprocessor
Portal Screensavers!By wildgoosespeeder1 Answer · 1,354 ViewsLast post: 5 years ago · Ciirulean
5 years ago
Ciirulean
THIS POST HAS BEEN BLANKEDBy TheTestmasterSphere · 23 Answers · 6,733 ViewsLast post: 5 years ago · TheTobbell
5 years ago
TheTobbell
Portal 2 Beta; stuff you wanted to see in the gameBy opticalprocessor · 22 Answers · 6,936 ViewsLast post: 5 years ago · d3m0l1sh3r
5 years ago
d3m0l1sh3r