UberZaibatsu

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いきなり招待送ってもいい人用グループ - Public
8,279 Members   |   383 In-Game   |   2,637 Online   |   1080 In Group Chat
osu! -rhythm is just a click away - Public
123,485 Members   |   5,137 In-Game   |   31,461 Online   |   5813 In Group Chat
Steam Trading Cards Group - Public
2,009,141 Members   |   50,602 In-Game   |   383,455 Online   |   143392 In Group Chat
Steam Universe - Public
1,741,398 Members   |   52,665 In-Game   |   374,233 Online   |   36275 In Group Chat
Steam Music - Public
249,208 Members   |   17,814 In-Game   |   65,551 Online   |   3123 In Group Chat