[HD 720p] Portal 2: Preservation of Mass Achievement/ Trophy

Channel:
ZonalFear
Subscribers:
359
Published on ● Video Link: https://www.youtube.com/watch?v=49KTWR5nQuQ


Portal 2
Game:
Portal 2 (2011)
Duration: 2:53
40 views
0

This runthrough will show you how to obtain the "Preservation of Mass" achievement on Portal 2. This should work for all 3 versions of the game.



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Tags:
Portal
Preservation
of
Mass
HD
trophy
achievement
PC
xbox
360
PS3
walkthrough
Guide
playthrough
testchamber
test
chamber
GlaDOS
companion
cube


Other Statistics

Portal 2 Statistics For ZonalFear

ZonalFear presently has 40 views for Portal 2 across 1 video, and less than an hour worth of Portal 2 videos were uploaded to his channel. This makes up less than 0.24% of the total overall content on ZonalFear's YouTube channel.