Users Playing this game are also playing:

Half-Life 2
Half-Life 2
Half-Life 2: Episode One
Half-Life 2: Episode One
Half-Life
Half-Life
Team Fortress 2
Team Fortress 2
Half-Life 2: Episode Two
Half-Life 2: Episode Two

Users who own this game also own:

Half-Life 2: Lost Coast
Half-Life 2: Lost Coast
Half-Life Deathmatch: Source
Half-Life Deathmatch: Source
Portal
Portal
Portal 2
Portal 2
Half-Life: Blue Shift
Half-Life: Blue Shift

Users who love this game also love:

Counter-Strike: Source
Counter-Strike: Source
Left 4 Dead 2
Left 4 Dead 2
Left 4 Dead
Left 4 Dead
Half-Life: Source
Half-Life: Source
Half-Life: Opposing Force
Half-Life: Opposing Force