Valve is Releasing a Competitive Portal Board Game
 

A cooperative effort between Valve and board game maker Cryptozoic has produced a game titled Portal: Uncooperative Cake Acquisition Game that is scheduled to be released sometime in Q4. It will be the first board game developed and released by Valve, and that combination of Valve and Portal might give it legs to sell well enough to nudge Valve along the non-digital gaming path.

http://www.hardocp.com/news/2014/03/...al_board_game/