Yes there is I've seen them online
No Portal 2 is for PC, Xbox 360 and PS3.
No, Portal 2 is also out for PS3 and PC.
Yes. Portal 2 is on Xbox 360, PS3 and PC.
No. Portal 2 is available on XBOX 360, PS3 and PC only.
Yes, you can get in stores or online.
No
In stores and online.
No, Portal is for PC only. Portal 2 is for PS3,Xbox 360,and PC. Plus it would suck on PSP.
PC, PS3, XBOX 360, Mac,
ps3, Xbox 360, PC/MAC
There are no cheats for modern warfare 2.
As of now, unless you have access to a modded xbox 360, and figure out a way to move the map files in half life 2 into the place where the portal map files are, then no.