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MaikelSteneker

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09 Jul 11
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MaikelSteneker

Portal 2 Achievements

Full list of all 51 Portal 2 achievements. It takes around 20-25 hours to unlock all of the achievements in the base game on Windows.

The base game contains 50 achievements, and there is 1 DLC pack containing 1 achievements.

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  • White Out

    Complete the first Conversion Gel test

    31 May 2011 - 1 guide
  • Professor Portal

    After completing co-op, complete Calibration Course online with a friend who hasn’t played before

    28 May 2011 - 1 guide
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    Steam Summer Camp

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    • Talent Show

      Never lose a cube in Chamber 6 of the Mobility Gels co-op course

      09 July 2011 - 1 guide
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