All Groups
Black Mesa - Public
48,586 Members   |   4,606 In-Game   |   17,205 Online   |   650 In Group Chat
28,807 Members   |   3,097 In-Game   |   11,149 Online   |   243 In Group Chat
620 Members   |   22 In-Game   |   153 Online   |   4 In Group Chat
93 Members   |   2 In-Game   |   30 Online   |   6 In Group Chat
43,598 Members   |   1,413 In-Game   |   12,514 Online   |   312 In Group Chat
Steam Universe - Public
1,765,457 Members   |   82,668 In-Game   |   485,223 Online   |   39075 In Group Chat