Portal (video game)

==2007==
Portal Symbol.svg
==External links==
Category:Valve Corporation
Category:Portal
Category:Half-Life
Category:Video games
Category:Action video games
Category:Puzzle video games
Category:First-person shooters
Category:Science fiction video games
Category:Windows games
Category:PlayStation 3 games
Category:Xbox 360 games
Category:Nintendo Switch games
Category:MacOS games
Category:Linux games
Category:Shield games
Category:Video games released in 2007
Category:2000s video games
Category:2000s
Category:2007