In Portal: Still Alive the score compared is time taken and if you are desperately trying to out compete your friends in everything then speed runs may give extra longevity to the game.Īnother aspect of the game that is rarely spoken of is Valves Developer Commentary (available in other Valve games such as L4D). Some of these maps are modeled on the flash version of portal that can be played in your browser named Portal: The Flash Version, a fan made version of the portal game.Īs downloaded through the marketplace this gives you a chance to compare the score from your friends games. Portal: Still Alive offers players who do not own the Orange Box to play through the Portal missions including 14 new challenge maps created for this release. Portal: Still Alive is a stand-alone game from Portal found in Valves Orange Box which received much praise about its innovative gameplay and won several awards.
