STORE COMMUNITY ABOUT SUPPORT
Sort by Most Popular (One Week)
Showing 3991-4020 of 6,253 entries
A Black Yoshi's Science LabCollection by Yoshi Noir
Welcome to the Yoshis' Science Lab. Let's have fun by creating portals and not stomping on Goombas.
TestManiaCollection by Maugan™
Puzles creados maniaticamente con elementos varios. 1-CuboMania 2-PlataforMania 3-TractorMania 4-GelMania 5-LaserMania Poco a poco hasta que me canse o agote mis ideas.
Test Shaft #1Collection by Milk
A group of tests. Most of them are REAlLY easy, but there are some decent puzzles.
Co-op AdventureCollection by VOX_43ab
This collection includes the three parts of >Co-op Adventure< maps. Awesome testchambers with secrets.
The Galactic Cactus Testing DiariesCollection by SmoketheWater
The Galactic Cactus of Earth CP documents his life as a test chamber creator for Aperture Science. A work in progress.
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'Frobe
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]
PrisonCollection by bretts
This is a soon be collection of levels. The theme of these levels are escaping from prison......l.l
Crazy chamber collectionCollection by (commie team)Komadant Bucenski
Lumina Rose Propulsion Gel TestingCollection by Lumina Rose
A series of 6 chambers based around Propulsion Gel. Easy to moderately easy chambers. There is a Companion Cube hidden in one of the chambers. Please note that by Easy, and Moderately Easy I mean that the solution doesn't require an unusual mechanic,
TESTS FOR THE BOSSESCollection by Assunder
the tests for the bosses........
Scarlet's Test ChamberCollection by BOT Gabe Samuel
This Is a series of my Test Chamber,It call "Scarlet's Test Chamber". Any test have a Introduction about that Test what use and need to Carefully In That Test. In my Test,have Fun Mode Test,Serious Mode Test and so on... Any test have different Diff
The FourCollection by high-fructose-corn-syrup-chan
It is always revolved around four cubes
MAP-MACHINE 2012Collection by Soundstorm
Komplizierte und einfache Test Kammern, so das man sich ausgewogen beschäftigt fühlt
CO-OP Laser Round Complete CollectionCollection by Zemble
This is the complete collection of the CO-OP Laser Round maps for Portal 2. Each map consists of several tests that all involve lasers. The tests do not require you to be a very skilled player at the game but are to challenge the mind like any normal Por
Donut World - COOPCollection by Miphois
Test chambers made on Donut World - 19-part campaign. - Coop - Tricky maps and good ideas. - Absolutely not for beginners.
FootnotesCollection by Solid Jim
Compact, brief and simple - but there may be more to these tests than meets the eye. Possibly.
AppendicesCollection by Solid Jim
These maps aren't particularly lengthy when you know what you're doing, but you may find yourself needing to re-examine the way some testing elements interact. It is effectively a "best-of" selection of my test chambers (in my opinion; yours may of cour
EntropyCollection by Solid Jim
Congratulations, test subject! You have been selected to participate in mandatory non-automated scheduled maintenance of this test chamber. Human-assisted monitoring is an important facet of the scheduled maintenance program: although each chamber has buil
Co-op Portal2 #1Collection by Soldier Santa
Some of my first Portal 2 Co-op maps made in Portal 2
GelocityCollection by Tŏχic
GelekinesisCollection by Clericopter
A trio of test chambers focusing on the intricate mating rituals between gel and excursion funnels.
Portal MapsCollection by ✪ KnKy
Custom test chambers. Crafted by me. For SCIENCE!