Aperture Science was founded by Cave Johnson (voiced by J.K. A number of spin-off media have been developed alongside the games, and several of the game elements have become parts of Internet memes.īoth Portal games take place in the fictional 'Aperture Science Enrichment Center'. In addition to the challenging puzzle elements, both games are praised for their dark humor, written by Erik Wolpaw, Chet Faliszek, and Jay Pinkerton, voice work by actors Ellen McLain, Stephen Merchant, and J.K. Its success led to the creation of the much longer Portal 2, which included both single player and cooperative player modes it too received near-universal critical acclaim. The first game was released as part of a five-game compilation, The Orange Box, and though intended as a short bonus feature of the compilation, was instead considered the highlight of the five. Another game, Tag: The Power of Paint, formed the basis of surface-altering 'gels' introduced in Portal 2.īoth games have received near-universal praise, and have sold millions of copies.

The portal concept was introduced by the game Narbacular Drop and led to the basis for the first game. The Portal games are noted for bringing students and their projects from the DigiPen Institute of Technology into Valve and extending their ideas into the full games. A number of other mechanics, such as lasers, light bridges, tractor funnels and turrets, exist to aid or hinder the player's goal to reach the exit. This allows complex 'flinging' maneuvers to be used to cross wide gaps or perform other feats to reach the exit for each test chamber.

The player-character or objects in the game world may move through portals while conserving their momentum.

Most of the tests involve using the 'Aperture Science Handheld Portal Device' – the 'portal gun' – that creates a human-sized wormhole-like connection between two flat surfaces. Set in the Half-Life universe, the two main games in the series, Portal (2007) and Portal 2 (2011), center on a woman, Chell, forced to undergo a series of tests within the Aperture Science Enrichment Center by a malicious artificial intelligence, GLaDOS, that controls the facility. Portal is a series of first-person puzzle-platform video games developed by Valve. Microsoft Windows, OS X, Linux, PlayStation 3, Xbox 360, Android

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