Portal 2 builds on predecessor's mechanics – The Oswegonian
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Steam 커뮤니티 :: 스크린샷 :: New mechanics are explained in simple images.
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LambdaGeneration on Twitter: "Check out just-released Half-Life: Alyx mod ApertureVR which brings Portal 2 mechanics and assets to Source 2 https://t.co/GpJc2wIFFN https://t.co/UNlPPjjXgo" / Twitter
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