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Laser BendingCollection by Nate Sauce
Nate Sauce's collection of curious laser chambers, using reflection cubes in ways they usually aren't. Footwork introduces the concept, and the rest are full-on test chambers. Good luck!
1000 TestsCollection by LilUbercharge
1000 Tests. There are many, many tests in this, and more to come. The tests will start easy, then get more difficult. Also, you get to hear Cave Johnson's HILARIOUS dialog.
portal2coleCollection by Unirea fake Puterea
InfiniteMonkey's Quick ChambersCollection by [OS] LeSkeletonLover
All of my Quick Chambers in one! The first few are quick, but the later ones... might not live up to the "quick" part of their name. Enjoy!
Phenix's TestsCollection by CoinCoin SM
Downloads from SteamCollection by Glutenmonster
WheatleyzCollection by Spectredragon78
portal deptCollection by Lawlis
survive the dept! so far: 1 map
*gap*Collection by HaxCookiesDK ツ
Easy GameCollection by Geralt_Iz_Riverwooda
This is me first collection.
Gomarian FrustrationsCollection by Kyrios Gomari
My single player chambers, with varying difficilty
PortalCollection by Andrews23
The Super Average Test Chamber SeriesCollection by SkyVector-M
Just my collection of single plater test chambers.
happy yayCollection by TheInventor
LB TestreiheCollection by [LB] Lars (DE)
LB-Projekt Eintrag Nr. 1 Die versuchs Roboter haben in den vorherigen Tests gut abgeschnitten, daher wird es Zeit fuer den naechsten Schritt. Ich habe die LB Versuchsreihe Eroeffnet, ich kann es kaum erwarte die Resultate zu sehen. Ich hoffe da
Oafrat Science departmentCollection by Oafrat
Big Rooms 1 to 5Collection by ozchamp.wgt
Big Rooms to give feeling of space with some great puzzles
Long Rooms 1 to 5Collection by ozchamp.wgt
These are all the long room series maps, basically the default chamber streached to 3 times default length.
Artistic Testing InitiativeCollection by mercy ♡
I want to experiment with something new! Plus i recently installed new BEE2 and found out that it has Art Therapy style. That's why i named the collection Artistic Testing Initiative.
Artistic IndulgenceCollection by Weeaboo-san
As one of the humans that GLaDOS put into testing, you pass through 3 dangerous chambers, but why you? Because, according to GLaDOS, you're a rare kind, a baseball player with a M.I.T.
ReconstructingCollection by Weeaboo-san
My old chambers, inspired by original Portal.
Brede gamuCollection by Narga
Joeboe ScienceCollection by ♥ 冬っぽい ♥
Hello! Welcome to my division of Apeture Science! This is a complete collection of all Joeboe Science test chambers!
1000 Cases of Severe Brain DamageCollection by Dice
my collection of singleplayer chambers
ManoftheDark and Kaypro | Portal 2 MapsCollection by Kaypro
In this collection you can find Portal 2 levels from ManoftheDark and KayproHD. Enjoy them! --- In dieser Kollektion findet ihr Portal 2 Levels von ManfotheDark und KayproHD. Viel spaß!
Gellin' PortalsCollection by SteemStream
A series that will consist of only gel, usually no other elements but expect a button or a fizzler every once in a while, as I try to keep the use of other things besides gel to a minimum, I still try to make each map interesting.
timeiLIVECollection by Wheatley Machine
The full timeiLIVE series from
Portal add onsCollection by desk jockey
10 Best Coop Portal 2 MapsCollection by Icepop33
PC Gamer 10 Best Coop Portal 2 Maps