Half-Life (stylized HλLF-LIFE only first game of series or just λ) is a series of first-person shooter video games that share a single science fiction alternate history. The games in the series all utilize either the GoldSrc or Source engines and are linear, narrative, single-player titles.
Portal is a series of first-person puzzle-platform video games developed by Valve Corporation. Set in the Half-Life universe, the two games in the series, Portal (2007) and Portal 2 (2011), center on a woman test subject, Chell, forced to undergo a series of tests within (now abandoned) the Aperture Science Enrichment Center by a malicious artificial intelligence computer, GLaDOS, that controls the facility. Each test involves using the "Aperture Science Handheld Portal Device" - the "portal gun" - that creates a human-sized wormhole-like connection between nearly any two flat surfaces.
Both series take places in underground labs (both are also rival to each others), Black Mesa and forementioned Aperture Science. [update needed]
Gordon Freeman main hero of most all of half life series.
Half-life is one of several 1990s games that being Cyberpunk genre as well several Biopunk elements into video gaming gameplay and enivornment, Its offical sequel Half-life 2 take place 20 to 30 years in future were Earth take control by Combine (transhumanist soldiers) and thier Synth (plays word Synthic biology). Portal series is take place in Postcyberpunk-style ruins of underground part of corporation destory by AI named GLaDOS.
Both series share simliar ideas of types of Transhumanism. [update needed]