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The Lemon CollectionCollection by Lemonzap
A collection of portal 2 tests.
Thunk w/ PortalCollection by A Huck's Bigg Swigg
Just Thunk w/ Portal and you will be fine. ;) MexicanWombat22
Project [Lambda]Collection by Koro Sensei
Project Lambda is taken place in the time when Gordon Freeman was put in stasis. Aperture science has started to work on project lambda when Black Mesa has been destroyed. Although the project's original purpose is unknown, some secret documents from Black
From underground to surface by Ashkore DracsonCollection by Shadow
Just gathering the maps done by Ashkore Dracson, entitled From underground to surface.
Enter the 36 Chambers: Part 1Collection by BoneyKingOfHove
Solutions available here: http://www.youtube.com/playlist?list=PLTSA0eBSMMAKMlDGotVvDW_oCsRQZJX5K Feedback would be much appreciated.
andelix-tCollection by Blackbelt
Series 1 - Test Chambers by JetronicCollection by Jetronic
Hi, this is my first official collection: Series 1. It will have a total of 5 (FIVE, NOT FOUR) tests, and it will be ready soon Don't forget to check my Page on Steam, and most importantly, don't forget to send any comments you want.
Your In jailCollection by Portal 2 GLaDOS
Your In space jail You must Excape! but how???
Matt the Brony's Test ChambersCollection by Mattdotzig
I made some Test Chambers, play them
My CoopCollection by <NO_NAME>
My cooperative maps to Portal 2.
The 'Key' Challenge SeriesCollection by Jazzyboy
"Greetings, test subject. We have recently initiated the 'Key' Challenge. This is a new series of Aperture-developed challenges. These challenges were designed with you in mind. More specifically, they were designed to manipulate you and then kill
The Aperture ZoneCollection by Herbabotomusfilms
"you unlock this door to a key of imagiation beyond it is another dimention A dimension of sound A dimension of sight A dimension of mind your moveing into a land of both shadow and substance of things and ideas you just crossted over into.... The A
Entry-Level ChambersCollection by The Lil' Orca
Nothing too special; just my first collection of my first attempts of making test chambers. They are not too difficult and I am not fully satisfied with them, but I shall continue to experiment in making new chambers with better challenges.
Perpetual CorridorsCollection by Skyferret
A collection of puzzles based on corridors. These could range from small corridors like hallways leading somewhere like other chambers, or one large corridor divided into sections.
testCollection by stremfighter
love2scoot workshopCollection by love2scoot
My varied exploits with the Portal 2 level editor
Australiumfish's Timing Tests.Collection by Australiumfish
A collection of my Time-based challenges for people who want a challenge that dont require excessive amounts of logic. Faith Plates, Lasers, Light Bridges, Excursion Funnels (sort of), anything that can have a time challenge made of it, has been done he
The Juggler ChambersCollection by Mr Beans
You have to use collisions and skill to complete these maps #F4F
Zep's collectionCollection by TeyoOtter
This collection will generally contain portal 2 maps I make in the new editor. There is a slight chance it will temporarly contain a map made by someone else. It won't be there forever but I am pretty sure steam tells you who made the map so I might just l
ASETeC - Aperture Science Extended Testing CourseCollection by Smile.
Additional testing courses, easy to medium difficulty, incorporating the unique element of interaction with portions of previous test chambers. This testing initiative is know as the ASETeC, or Aperture Science Extended Testing Course. (WIP collection.
rcmero's MazesCollection by [EdBoy] rcmero
This collection includes all my test chambers created with the help of the Lab Rat program, which can be found here: http://www.kyleschouviller.com/labrat/ I recommend using this program if you need a first aid when creating chambers, as it creates a
Umbrella LaboratoriesCollection by Maghetto
Il Progetto Umbrella Laboratories fà parte di una collezione di livelli che raggryppa tutte i test Umbrella!
Aperture Science SP FacilityCollection by Kenji
This is my first collection of maps made by me. Hope you enjoy them.
The Cognitive GauntletCollection by MLightningW
I proudly present to you a series of tests which I call: "The Cognitive Gauntlet". Some of these tests were designed to be an extreme challenge, while others were designed for fun, or even for a slight challenge. A helpful hint I can give you in these test
Beautiful LasersCollection by Zapperlott
This collection is all about tricky laser puzzles - I will add more maps as i make them Enjoy! Rate&Comment Thanks for playing
Mini test collectionCollection by keptn stabzi
This is a collection with no story, so you could call it independent. It is made for those who get bored and want a little something something! The tests aren't perfect and glamorus, so don't hatw on that! In fact don't hate at all! :D Remember - if
Running Trials: A Series of Infuriating Timed Jumping Puzzles with an Edgeless Safety CubeCollection by Crinja
So you think you're all so high and mighty, being able to defeat my other test chambers so effortlessly. All I wanted was to create a sustained testing environment that took more than half an hour to get through. Well ol' crazy scientist Crinja hasn't stop
Epiphanies of Madness - SPCollection by artao
Here-in you shall find my contributions to the Perpetual Testing Initiative. This collection is all single-player. Regarding difficulty, it's very hard to say; some people may find them easy, others impossible. I try to observe people during beta testing s
WatchingCollection by Scheddoc
Well, someone's watching you and giving you advice for the test.
Stage 2Collection by Alioth
This collection contains more pretentious levels. The solution is hidden and you have to be tricky to find it. Enjoy. Diese Kollektion enthält schon anspruchsvollere Level. Die Lösung ist meist versteckt und du must trickreich sein, um sie zu fin