Today, Valve released a trailer for the co-op portion of Portal 2. This part of the game features its own playable characters, story, and “tests,” and may be played in split screen on the consoles or over a network connection on all available platforms (PS3, Xbox 360, Mac, and PC) when the game is released on February 9, 2011.
[pro-player width=’512′ height=’300′ type=’video’]http://blip.tv/file/get/TGF-Portal2CoopTrailer253.flv[/pro-player]