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PyramidExplorer1-4Collection by frazzled
Explore this mysterious pyramid... for Science! Cave Johnson is sending you on a mission to unlock the secrets of a strange object discovered by the inhabitants of an alternate Earth. In a series of 4 maps, gain entrance to the pyramid, rescue the treas
Mini SeriesCollection by Silver
Simple Mini Series of Test Chambers created by me!
TuveeAnialexes Bee Mod passageCollection by Gameslinx
Welcome to my collection about all the chambers i have made including. - - - - - old testing relived 1 - - - - - old testing relived 2 - - - - - 3d maze - - - - - 4Dee maze - - - - - trigate chambers 1 - 2 - 3 - 4 - 5 - 6 and 7
Manouvre PackCollection by cheltenham98
Several levels where being quick on your feet is more important that puzel solving.
KennKong's Favorite Puzzle MapsCollection by KennKong
These are the maps I've found that made me think the most. Some of them may be very hard to figure, but none require ninja skills. Don't to forget to rate these and visit the workshops of the original authors.
THE COMPENDIUM COMPLEXCollection by Best Milkshake
A series of chambers less complex than the original collection.
Perpetual Testing #1Collection by scipioafricanus
A few rooms selected for use with the Perpetual Testing Initiative.
Portal 2 Demo ConceptsCollection by VLAD [AE]
Portal 2 Demo Concepts,Made With PTI
FlyBoy's Testing chambers of awesomenessCollection by FlyBoy
Hidden RoomsCollection by DelightfullyMad
A map series mased on the backrooms, and hidden parts of the Aperture Science facility.
16MB RAMCollection by RatZ
INCOM Technologies Hand-Held Einstine-Rosen Bridge Generator Project TestingCollection by VestedGamr
Welcome to INCOM Technologies' Experimental Technology and Research Division, and thank you for volunteering for our Hand-Held Einstine-Rosen Bridge Generator Project's testing phase. Your specimen has been processed, and we are now ready to begin the test
Chel's High Flying AdventuresCollection by Gurd be'Skunt Punis
This is a collection specifically made for fast paced portal shooting. THIS COLLECTION IS NOT FOR SCRUBS. I created these maps because I was sick of the slow paced puzzle solving levels that only involved lasers and cubes. You are being watched. The
Piece Of Cake - My easy mapsCollection by .sheridan .vespo
I foudn it easier to create hard maps, than easy ones. That is why I decided to make this collection exclusively dedicated to easy maps. Unskilled players or players with little experience should all be able to master these.
MastermindCollection by ResidentEvil92
The 3 chambers found here are: 1. Death of a Turret 2. Hi 3. Brave Mr. Cube It is highly recommended that you start in this order. They get progressively harder, but no ninja skills are required. The first chamber is the longest and will re
Quzo make HouseCollection by Quzo
Revenant PortalsCollection by B4RevenantGamer
A small colestion of potal maps
testsCollection by (Z | F) lueki [GER]