Users who own this game also own:

Half-Life 2
Half-Life 2
BioShock
BioShock
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Portal
Chrome SpecForce
Chrome SpecForce
Half-Life 2: Episode One
Half-Life 2: Episode One

Users who love this game also love:

Mass Effect
Mass Effect
Half-Life
Half-Life
Half-Life 2: Episode Two
Half-Life 2: Episode Two
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Sid Meier's Pirates!
Half-Life: Opposing Force
Half-Life: Opposing Force