Portal 2: Peer Review
Oct 4, 2011
DLC for Portal 2
4.00 average rating based on 1 rating
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Portal 2: Peer Review includes an additional course for Portal 2 co-op campaign, dubbed "Art Therapy"; as well as Challenge Mode for both single-player or multiplayer campaign, where players can play specific levels and compete in friends/worldwide leader-board.
Release Dates
Oct 04, 2011 (Worldwide)
PlayStation 3, Xbox 360
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