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SiN Multiplayer (5.10.06)SiN Multiplayer is the separate multiplayer launcher for SiN on Steam, updated to use Steam's server browser. It was included alongside SiN with SiN Episodes: Emergence when it was released on Steam in 2006. It was removed from Steam, but was still playable if already installed, ahead of the updated release of SiN Gold on Steam in 2020.Please enable JavaScript to add this game to your collection