Install Steam
login
|
language
简体中文 (Simplified Chinese)
繁體中文 (Traditional Chinese)
日本語 (Japanese)
한국어 (Korean)
ไทย (Thai)
Български (Bulgarian)
Čeština (Czech)
Dansk (Danish)
Deutsch (German)
Español - España (Spanish - Spain)
Español - Latinoamérica (Spanish - Latin America)
Ελληνικά (Greek)
Français (French)
Italiano (Italian)
Bahasa Indonesia (Indonesian)
Magyar (Hungarian)
Nederlands (Dutch)
Norsk (Norwegian)
Polski (Polish)
Português (Portuguese - Portugal)
Português - Brasil (Portuguese - Brazil)
Română (Romanian)
Русский (Russian)
Suomi (Finnish)
Svenska (Swedish)
Türkçe (Turkish)
Tiếng Việt (Vietnamese)
Українська (Ukrainian)
Report a translation problem
Read my profile before reading the rest of my comment!
Not impossible, just fairly restrictive. As for difficulty, it concerns me that you may have the wrong idea of difficulty when it comes to Portal test chambers. Here are some challenging maps I favorited that challenge the mind, not the reflexes or precision. Start on the last page and work your way up (page 29 at this moment):
http://www.gtm.steamproxy.vip/id/wildgoosespeeder/myworkshopfiles?appid=620&browsesort=myfavorites&browsefilter=myfavorites&p=29
Try my SP map?
http://www.gtm.steamproxy.vip/sharedfiles/filedetails?id=363897331
Try my COOP map?
http://www.gtm.steamproxy.vip/sharedfiles/filedetails?id=376181211