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Big puzzleCollection by KoT-MaTpOcKuH>Lucky man
The Greater locations with ensemble of the brain-twisters. In some places it is necessary be conceived =)
save apreture science the seriesCollection by #left4noobs
apreture is in trouble so glados asks you to come back to save it and you decide to go.You cant see whats wrong with apreture but your sure something must be wrong with it so you decide to continue.Find out what happens in chells adventure to save apretu
ExperimentsCollection by iios
Extreme and boring experimental chambers.
Cobalt EvolutionsCollection by Boring Tokyo Person
Cobalt Evolutions is a collection of 10 maps that will challenge the player, making them think about every move that they do. It may seem easy to start off with, however, as the collection goes on, and more maps are released, the player will be challenged
Fun-L FunCollection by Cow Q L8 or
A collectiion of my two first levels, both mainly dealing with excursion funnels: The first one is a fairly simple but fun level. The second is a challenging puzzle with many complex steps.
Rebuilding Broken ApertureCollection by TheBdude
Its amazing what a little cleanup can do to Science.
The CODE collectionCollection by amaury1038
Found the combinations !! Trouvez les combinaisons !!
The Tough OnesCollection by Stannis The Mannis
A fun collection of my test chambers "A must play" Doowus123 "Really fun" Fr0zone325
Test levelsCollection by 战神
This folder contains all the intro levels and test levels.
The Trip Of The Trip CubeCollection by Nemgear | Chiaki
Help the trip cube to finish 9 tests for found his friend, the stockage cube.Is a series of test where not mistake is alloud ! Good luck !
GazmoCollection by hot4dennis
War is at and an now we need a war portal bot. find your way into the base and destory the controller.
The Death ChambersCollection by acs123acs
A series of challenging Portal 2 maps with a goal to kill you, but are in fact solvable. There will be more maps to come.
TestKillerMGD partsCollection by ̔ ҉ ̓
They are some turrets they want to kill you XD before the mission end there are 3 turrets front of the final button how do you kill them? I don´t tell you that XD maket from: MrGermandeutsch = MGD
The Test Chamber: Of the Future! SeriesCollection by chick hicks
The epic saga of The Test Chamber OTF with 5 multi-room chambers. Get ready to be futuristic, brainwashed and maybe even killed. So what are you waiting for? Subscribe, download and enjoy these chambers!
Turret Doomsday CollectionCollection by supermoe1985
All of the "Turret Doomsday" chambers involve killing large amounts of Turrets to advance, this collection contains all of them.
Don't kill the Turret, pleaseCollection by KolobOKs
ML's Testing Chamber CollectionCollection by NickNasty
This is a collection of the first 8 maps I've made with the PTI level editor. If you want to play all of them instead of downloading each map individually, or just perfer collections over individual maps, then download this.
Turrets Must DieCollection by I never quacked for this
Want to have fun destroying turrets? Then a series of test chambers "Turrets must die" for you.
The Neo-Orbital-Outreach-Basics TestsCollection by Smokevin
The Neo-Orbital-Outreach-Basics Tests are a series of tests formed to evaluate new recruits for the upcoming Anti-Extra-Terrestrial Squad from Aperture Science, designed to destroy the impending doom from Aliens threatening to destroy the Earth. The Ali
My first 5 chambers.Collection by agent30632
These are my first 5 chambers for Portal 2.These were made when i still kind-of sucked at making maps.
Portal Parkour #1Collection by |TBR|.#xXinoXx *_*
PTI ClusterCollection by vanSulli
These are PTI maps that I created with the intention to be actually played, rather than testing out or prototyping puzzle ideas.
paulorange roomsCollection by paulorange
Gradually, I'll create a new test room. Postupně budu vytvářet nové testovací mistnosti.
111Collection by Паровоз Руслан 2008
Portal Tests: The Definitive CollectionCollection by Harvey Sandiego
Some test chambers I put together
Jump ChallengeCollection by .start
This collection contains all Jump Challenge chambers. Be prepared to think with portals!
ChambersFullofTesting!Collection by ThundeR
A couple of chambers filled with puzzles!
Weaver Testing Initiative 1.0Collection by 1andonlyWeaver
A group of 7 tests that become progressively more challenging as you continue.
Portal 2 TesztkamrákCollection by Acades
A Portal 2 ép tesztkamrái
Try, Fail and RageCollection by TakuNekoNyan
GlaDos new Testchambers. She wants you to rage out.