Portal 2 achievements

Portal 2

4.6 from 9372 votes

There are a maximum of 50 Portal 2 achievements worth 1,677 (1,000)

115,715 tracked gamers have this game, 11,905 have completed it (10.29%)

Achievement Details

Door Prize in Portal 2

Door Prize33 (20)

This is a rare achievementExamine all the vitrified test chamber doors

  • Unlocked by 41,918 tracked gamers (36% - TA Ratio = 1.65) 115,715  

Achievement Guide for Door Prize

288,319 (176,231)
Achievement won on 21 Apr 11
TA Score for this game: 1,677
Posted on 21 April 11 at 01:23, Edited on 18 August 12 at 21:20
This solution has 113 positive votes and 11 negative votes. Please log in to vote.
This is in chapter 6 titled "The Fall"
This viedo by IGN will show u a step by step guides to getting the door prize achievement. i have also been informed that u can also get this achievement through the challenges modes Cave Johnson and PatatOS. i hope this helps u in your quest to a thousand in portal 2
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