Portal 2
Community maps. For science.
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Portal 2
Collection by Pfmartins99
Before Portal 1.
Collection by pavel8986
The action takes place before the events of Portal 1. But after a few tests, Portal 1 and these tests overlap. Then Chell destroys Glados and tests on this end.
Portal Co-op maps
Collection by funworld4/555htc
Maps w/ Bryce
Collection by dumbdog247 (Mike)
fasf
My Stuff (Portal 2)
Collection by Eruptorsam
Portal 2 stuff (mine)
Testing Initiative Omega Centinal
Collection by BaneSheep
Omega Centinal is a collection of maps based around completing multiple tests to get the end of the chamber. There are three different types of tests: Roundabout- The first set of chambers, Roundabout chambers are where the exit in right in front you,...
Portal 2 Stuff
Collection by topbop!
Portal 2 Stuff, Maps etc ...
Official Technical Difficulties Collection
Collection by jccreszMC
The official collection of Technical Difficulties Maps that I make. They are not junk maps that constantly flood the workshop. I've dedicated myself to making quality maps to thin out the crap on the Workshop. I hope you enjoy. I'm always available ;)
Quantified Observation
Collection by camerson1313
A series of maps ranging from hard to very hard, which essentially features maxing out the space of the PTI editor before filling it with a bunch of stuff. Designed mainly for those who find most maps too easy and are looking for a challenge. Ironically, ...
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