Counter-Strike
Counter-Strike: Source
120.8 hrs on record
Dawn of War: Dark Crusade
Day of Defeat
Deathmatch Classic
Half-Life
Half-Life 2
Half-Life 2: Deathmatch
5.2 hrs on record
Half-Life 2: Lost Coast
Half-Life: Blue Shift
Half-Life: Opposing Force
Ricochet
Source SDK
