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Portal 1 ChambersCollection by kmwsky1
Portal 1 Chambers
zirmlock portal mapsCollection by ZirmLock
Portal 2 Test Chambers that Make You ThinkCollection by Maddie
These are cooperative test chambers we have played that caused us to pause and try to think through solutions. Some of them we had to come back to later.
THE MERELY POSSIBLE CHAMBERS!Collection by KINGLAND0
The colletion of my little famous really merely possible chambers hope you people like them because there going to give you a thrill please like.
Sunny Co-op CollectionCollection by SunnyOst
A collection of custom cooperative test chambers made by SunnyOst. Made exclusively with PeTI editor, some with extended item limit. Wide range of difficulty(Easy/Medium/Hard*. Pretty wide, eh? #livingtothefullest). For more info about maps, read the de
2017 MapsCollection by HugoBDesigner
This collection will be continuously expanded as I release more maps throughout the year. These are some of my best maps. Includes part of the "Primary Fire" collection (monoportal puzzles). Map quality ranges from decent to good (no more bad maps hopefull
K7 Portal 2 MapsCollection by K7 Avenger
I make portal puzzles, people seem to like them =)
The Portal StormCollection by PortalStorm4000
All of my "good" maps. Recently I deleted some of my maps from this list as they are too easy or a bit finicky.I hope you injoy this collection of PETI, Hammer, Singleplayer, and CO-OP.
The Gokols levell's!Collection by Gokols
This mappak from my test chambers is called "The Gokols Left Level". And this is my very first mappak!