Hip Bones

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Steam Trading Cards Group - Public
2,241,587 Members   |   62,745 In-Game   |   451,147 Online   |   216116 In Group Chat
The Umbrella Corp - Public
23,558 Members   |   969 In-Game   |   3,929 Online   |   775 In Group Chat
Bioshock 2 Multiplayer Comm - Public
4,248 Members   |   125 In-Game   |   1,007 Online   |   533 In Group Chat