Valve Corporation

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Counter-Strike: Global Offensive
PC

Counter-Strike: Global Offensive

Dota 2
PC

Dota 2

Half-Life – Source Quadrilogy
PC

Half-Life – Source Quadrilogy

Half-Life: Source
PC

Half-Life: Source

Open Fortress
PC

Open Fortress

Portal
Nintendo Switch

Portal

Portal 2
Nintendo Switch

Portal 2

Portal: The Companion Collection
Nintendo Switch

Portal: The Companion Collection