Portal 2 achievements

Portal 2

4.6 from 9252 votes

There are a maximum of 50 Portal 2 achievements worth 1,670 (1,000)

112,142 tracked gamers have this game, 11,746 have completed it (10.47%)

Achievement Details

Rock Portal Scissors in Portal 2

Rock Portal Scissors29 (20)

Win 3 co-op games of rock-paper-scissors in a row

  • Unlocked by 54,445 tracked gamers (49% - TA Ratio = 1.43) 112,142  

Achievement Guide for Rock Portal Scissors

64,090 (41,726)
Achievement won on 20 Apr 11
TA Score for this game: 1,670
Posted on 21 April 11 at 14:57
This solution has 22 positive votes and 2 negative votes. Please log in to vote.
This achievement doesn't take long at all. Just repeat the rock paper scissors gesture until you get the achievement. You can get a draw in the middle of your winning streak and still get the achievement. It only took a couple of minutes for me and my friend to get the achievement.
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