Portal is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.
Note: You have to download steam to get Portal, which is FREE for the next 2 days.
Free Portal PC Game Download – EXPIRED
lame!!! You can’t create an account and installation of the games fails! Tried on 3 desktops! Booooo……