Portal was initially released in October 2007 as part of The Orange Box, a compilation of Half-Life 2 and its two episodes, Team Fortress 2, and Portal.When did Portal 2 and portal 3 come out?
Many people look for an answer to this question. Thus, Portal was released in 2007, and Portal 2 came out in 2011. In the coming years, according to some assumptions and rumors, the company Valve (the developer of CS, Half Life, Dota2) is preparing a new format for Portal 3.Is there a single player game called portal?
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.When did portal still alive come out for Xbox?
Portal: Still Alive was announced as an exclusive Xbox Live Arcade game at the 2008 E3 convention, and was released on October 22, 2008. It features the original game, 14 new challenges, and new achievements.