Portal: Still Alive
Moby ID: 37176
Releases +
Xbox 360
| Oct 22, 2008 Release | |
| Published by: | Valve Corporation |
| Developed by: | Valve Corporation, We Create Stuff |
| Middleware by: | Havok |
| Countries: |  United States,  Australia,  Austria,  Belgium,  Canada,  Denmark,  Finland,  France,  Germany,  Hong Kong,  India,  Ireland,  Italy,  Japan,  Mexico,  The Netherlands,  New Zealand,  Norway,  Portugal,  Singapore,  South Korea,  Spain,  Sweden,  Switzerland,  Taiwan,  United Kingdom
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