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!
Browsing: Collections
Containing item: "1970"
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Amazing Maps
Collection by RockBiter
Unique Maps I've found.
Cool Chambers
Collection by Buy Internet
All Cool Chambers Will Pop Up Here
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