Gabe Newell

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Aperture Science™ Control Group
4 Members   |   0 In-Game   |   0 Online   |   1 In Group Chat
Steam Universe - Public
1,793,823 Members   |   35,242 In-Game   |   311,426 Online   |   42639 In Group Chat
Archi's SC Farm
5,096,609 Members   |   93,679 In-Game   |   421,010 Online   |   45944 In Group Chat