Portal: Still Alive
Winner of over 30 ‘Game of the Year’ awards, ‘Portal’ now comes to the Xbox LIVE Arcade! As unwilling test subjects in a sinister laboratory, players must break the laws of physics using ‘portal’ technology to solve puzzles and survive. Unlock the full game to experience the complete singleplayer...
- Developer: Valve Software
- Publisher: Microsoft Studios
- Released: 2008-06-23
- Genres: Action, Puzzle, Platformer