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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 · 69,957 ViewsLast post: 6 years ago · kyleprotecX
6 years ago
kyleprotecX
Aperture Quality Control-Episode 12: "Aperture Halloween"By wstrika · 35 Answers · 22,000 ViewsLast post: 7 years ago · TheTestmasterSphere
7 years ago
TheTestmasterSphere
Attn: YouTubers! Post videos, get added to our channelBy msleeper · 35 Answers · 22,570 ViewsLast post: 8 years ago · iWork925
8 years ago
iWork925
(FIXED) HELP, PLEASE! Portal 2 dialogue is cutting out. How do I fix it?By Benjamin Curtis BC Media1 Answer · 361 ViewsLast post: 4 months ago · Benjamin Curtis BC Media
4 months ago
Benjamin Curtis BC Media
Dubbing project of Portal 2By elnurvl5 Answers · 2,121 ViewsLast post: 1 year ago · ChickenMobile
1 year ago
ChickenMobile
[SPOILER]Security Code: 5,33,41,18 - Does it have a meaning?By PortalCombat6 Answers · 18,301 ViewsLast post: 2 years ago · Its_convoluted
2 years ago
Its_convoluted
Nibiru : Age of Secrets demoBy jackanderson2310 Answers · 1,209 ViewsLast post: 3 years ago · jackanderson231
3 years ago
jackanderson231
Portal 2 and MythologyBy SecretComing1 Answer · 1,286 ViewsLast post: 3 years ago · EliseRi
A story to tellBy KyloX0 Answers · 926 ViewsLast post: 4 years ago · KyloX
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What if GLaDOS had been smarter?By CamBen5 Answers · 2,020 ViewsLast post: 4 years ago · AdamPlays
4 years ago
AdamPlays
Official PROOF that Cave is NOT Chell's fatherBy Mel · 75 Answers · 32,718 ViewsLast post: 4 years ago · GamerGeek
4 years ago
GamerGeek
Portal 2 crashes on startBy juniverse5 Answers · 1,669 ViewsLast post: 5 years ago · UsCobra11
5 years ago
UsCobra11
Promotion of Maps?By CrazyMahone1 Answer · 959 ViewsLast post: 5 years ago · josepezdj
5 years ago
josepezdj
Looking for someone to play "The Doors" coop mod withBy SecretComing0 Answers · 906 ViewsLast post: 5 years ago · SecretComing
5 years ago
SecretComing
Portal 2: RepercussionsBy Lamarr · 58 Answers · 19,619 ViewsLast post: 5 years ago · Lamarr
Screenshots of new mapBy Haggis2 Answers · 1,453 ViewsLast post: 6 years ago · Haggis
Chell should of starved in Portal (2)By opticalprocessor4 Answers · 2,142 ViewsLast post: 6 years ago · Joee
Original vocals from Want you GoneBy opticalprocessor2 Answers · 1,631 ViewsLast post: 6 years ago · quaternary
6 years ago
quaternary
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Want you Gone + Still Alive - Flash AnimationBy opticalprocessor0 Answers · 1,319 ViewsLast post: 6 years ago · opticalprocessor
6 years ago
opticalprocessor
What's up with downloading maps now?By stides · 17 Answers · 5,548 ViewsLast post: 6 years ago · stides
The Lost Tests | Official TWP threadBy Arachnaphob · 10 Answers · 4,065 ViewsLast post: 6 years ago · opticalprocessor
6 years ago
opticalprocessor
Portal Screensavers!By wildgoosespeeder1 Answer · 1,529 ViewsLast post: 6 years ago · Ciirulean
6 years ago
Ciirulean
THIS POST HAS BEEN BLANKEDBy TheTestmasterSphere · 23 Answers · 7,225 ViewsLast post: 6 years ago · User