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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 SEURO
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 ethan bradberry
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
Kill the turrets 1-3Collection by [ʎŁ]Sgt. Chris
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 Xenophobia
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 Пиздюк с АУГом
Portal Tests: The Definitive CollectionCollection by Harvey Sandiego
Some test chambers I put together
Jump ChallengeCollection by Akkarin
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.