Portal: The First Slice
From Valve Developer Community
| This demo for Portal is available for play. Enter steam://run/410 (http://panfrie.zergs.com/redirect.html?steam://run/410) in your address bar to play. You can also enter steam://install/410 (http://panfrie.zergs.com/redirect.html?steam://install/410) or visit the store (http://storefront.steampowered.com/v2/index.php?area=game&AppId=400) to install this game. |
