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In the end of the co-op mode, you will find a lot of "human test subjects".
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How do I install Portal or Portal 2 mods on Steam?
Portal or Portal 2 mods on Steam is installed by first Downloading it and extracting it. Then copy the map file into your Portal 2 maps folder which is Run the game.
Is portal for Xbox?
Yes and Portal 2.
Is there portal or portal 2 for PSP?
No, Portal is for PC only. Portal 2 is for PS3,Xbox 360,and PC. Plus it would suck on PSP.
What are the release dates for Portal - 2002 Portal 2-21?
Portal - 2002 Portal 2-21 was released on: USA: 18 November 2003
What game is better portal 2 or Skate 3?
Portal 2
What is apture science?
its from the game portal and portal 2
How do you go on multiplayer on portal?
Wait for Portal 2.
When will portal 2 be available on Mac?
It will be on Mac the day Portal 2 is released.
When does Portal 2 come out?
Portal 2 comes out on April 18, 2011.
How do you get portal 2 demo or what site is it on?
You cannot get a demo for Portal 2, and if there were it would be on Steam as Valve (the creators of Portal 2) distribute all their games there exclusively. However, if you haven't played the first Portal game I would recommend it, and if you like it you'll be sure to love Portal 2!
Is portal 2 on xbox360?
Yes. Portal 2 is on Xbox 360, PS3 and PC.
Is portal 2 only for xbox 360?
No, Portal 2 is also out for PS3 and PC.
