Half-Life series
13 games in this series
Half-Life 2: Episode Three
Half-Life: Alyx
2020
Half-Life 2: Episode Two
2007
Half-Life 2: Episode One
2006
Half-Life 2: Lost Coast
2005
Half-Life 2: Deathmatch
2004
Half-Life 2
2004
Half-Life: Source
2004
Half-Life: Decay
2001
Half-Life: Blue Shift
2001
Half-Life: Opposing Force
1999
Half-Life: Uplink
1999
Half-Life
1998