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The first DLC for Valve’s superb Portal 2 is now available to download on Xbox LIVE Marketplace and Steam, and is expected to hit the PlayStation Store tomorrow.
Peer Review lets you continue the story of robots Peabody and Atlas in a new co-op test track. The DLC also includes a single-player and co-op Challenge Mode that lets you compare scores with the Portal community.
The download on Xbox LIVE Marketplace weighs in at 1.37GB.
Portal 2 earned a superb 10/10 in our Portal 2 review from earlier in the year.
