Valve releases HD version of Portal 2 co-op trailer

By Stephany Nunneley

Valve has released an HD version of the Portal 2 co-op trailer  complete with Glados commentary, and we have it posted for you below.

The co-op portion of the game features its own playable characters, story, tests, and may be played in split screen on the consoles or over a network connection.

Portal is out on Mac, PC, PS3, and Xbox 360 February 9.

Checkout our impressions of it here.

Thanks, Blue.