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Maps w/ BryceCollection by dumbdog247 (Mike)
My Stuff (Portal 2)Collection by Eruptorsam
Portal 2 stuff (mine)
Testing Initiative Omega CentinalCollection 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 StuffCollection by topbop!
Portal 2 Stuff, Maps etc ...
Official Technical Difficulties CollectionCollection 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 ObservationCollection 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, ...
Portal 2 Co-Op with Jon & JustinCollection by [KAOS] JonathanWolfe038
Portal 2 Co-Op Custom Maps!
The Order of ThingsCollection by zefag
Portal 2 ModsCollection by mynameisdatruth
Old and ShinyCollection by Gimzie
This is the Old and Shiny series. Not much to explain, except that this series takes place in Old Aperture.
CoOpCollection by jorge
Portal 2 MapsCollection by Dowgfish ☃
00010 10100 1011111 1 1111100000000 000000 00 0001 011111111111111 00111111 1110000001010 100111111100000000011111100 000 0 0 00000000 0 0000011000 00000000100000 000000000 100000101010010100 0111111111111111111110 00010 100101010010000001001101010010001...
Portal 2 Amazing CollectionCollection by Mammatus
This is an amazing collection and when I mean amazing I mean AMAZING!!!
Lets go!!Collection by ВРУНИШКА
Portal 2 maps.
Aperture Science Applicant Testing.Collection by Arn
I just wanted to combine the levels into a pack. No other reason.
Rexaura BasedCollection by Test Subject #0936
A mappack that uses elements taken from Rexaura. Ready to head into this amazing mod again, recycle some tests and do some new ones? guessed so. REQUIRED : Bee2 http://portal2backstock.com/bee2/
Companion AssistanceCollection by ChizzleDonkey
This test will use a series of tests involving the Aperture Science Weighted Companion Cube. Some of them will be more companion-y than others. Try to take as good care of the cubes as possible. We do have warehouses full of them, but our stockpiles are q...
A Good TimingCollection by FLooper
Hey Guys, thats a collection of my "A Good Timing"-Maps. I hope you enjoy all puzzles. All puzzles are POSSIBLE. The collection with all puzzles included was made/built by: portal2faanLP find me on facebook! /portal2faan and check out my YouTube Cha...