Related articles:
Half-Life 2
Gordon Freeman
Wallace Breen
Half-Life (video game)
Valve Corporation
Combine (Half-Life)
Alyx Vance
The Orange Box
G-Man (Half-Life)
Adrian Shephard
Half-Life: Blue Shift
Half-Life: Decay
Half-Life 2: Episode Two
Half-Life 2: Episode One
Team Fortress 2
Half-Life 2: Lost Coast
Barney Calhoun
Portal (video game)
Vortigaunt
Half-Life: Opposing Force
Half-Life: Escape from City-17
Gearbox Software
Narbacular Drop
Lambda
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original game
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shephard
gearbox software
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alyx vance
episode two
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valve corporation
developed by valve
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electronic arts
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theoretical physicist
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dark energy
sierra studios
short length
again developed
Search external links cited by footnotes on Wikipedia page Half-Life (series):
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