Portal (video game)
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Portal is a 2007 puzzle-platform game developed and published by Valve. It was originally released in a bundle, The Orange Box, for Windows, Xbox 360 and PlayStation 3, and has been ported to other sy
Portal standalonebox
Designer Kim Swift in 2010
Portal 2
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Portal 2 is a 2011 first person puzzle-platform game developed by Valve for Windows, macOS, Linux, PlayStation 3, and Xbox 360. The retail versions and PlayStation 3 and Xbox 360 versions were distrib
Portal (video game)
…many recreated levels from a fan-made flash game, was published by Valve on the Xbox Live Arcade service in October 2008 for Xbox 360. A sequel, Portal 2, was released in 2011, which expanded on the storyline, added several gameplay mechanics, and included a cooperative multiplayer mode and level creator…
Cover art, featuring co-op campaign characters ATLAS (bottom) and P-body
Several test chambers from Portal (top) reappear in Portal 2 (bottom), decayed by the passage of time.
Portal 2 features gels that impart special properties to surfaces or objects they touch. Here, blue Repulsion Gel causes the painted turrets to bounce off any surface.
Writers Jay Pinkerton (left), Erik Wolpaw, and Chet Faliszek at the 2012 Game Developers Conference receiving the "Best Narrative" award for Portal 2