WAlien Swarm
WAperture Hand Lab
WArtifact (video game)
WHalf-Life: Blue Shift
WCounter-Strike (video game)
WCounter-Strike Online
WCounter-Strike: Condition Zero
WCounter-Strike: Global Offensive
WCounter-Strike: Source
WThe Crossing (video game)
WDay of Defeat
WDay of Defeat: Source
WDota 2
WDota Underlords
WHalf-Life (series)
WHalf-Life (video game)
WHalf-Life 2
WHalf-Life 2: Deathmatch
WHalf-Life 2: Episode One
WHalf-Life 2: Episode Two
WHalf-Life 2: Lost Coast
WHalf-Life: Decay
WHalf-Life: Opposing Force
WThe Lab (video game)
WLeft 4 Dead
WLeft 4 Dead 2
WPortal (video game)
WPortal 2
WTeam Fortress 2
WTeam Fortress Classic