Portal 2
 
Community maps. For science.
Welcome to Aperture Laboratories, home of the Perpetual Testing Initiative. Easily create, share and play test chambers authored by and for the Portal 2 community. Do your part! Contribute to Science!
muffinlicker134 Jul 7 @ 1:55am
who wants to play portal 2 coop with me
who
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marcin Jul 7 @ 8:28am 
me;) i know how to finnish co-op
SrSevero Jul 7 @ 11:49am 
uehheheeeee
Minecraft Mods Lime™ 67 Jul 8 @ 12:24pm 
no thanks
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