Portal
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Popular Steam Guides Written guides, references, and walkthroughs
HOW TO GET STUCK IN CHAMBER ONE
by ⎛⎛Mµshroomlµvǝr456⎞⎞
HOW TO GET STUCK IN CHAMBER ONE....
Portal Online Multiplayer Guide!
by 
What?! Multiplayer in Portal? Yes, that is possible and is actually really simple. On this guide, I will be teaching you how to create a multiplayer server. You will need to know how to open up the developer console. Just right click on Portal, go to prope...
Получаем все достижения в игре Portal [15/15]
by Marik78
Гайд о достижениях в Portal. Как можно получить всё достижения. Также я снял видео для вас. Смотрите и читайте как можно получить то или другое достижение. ...
Camera Shy (with screenshots)
by Mister Jarate
No description, numbers only...
Game Walkthrough + Getting All Achievements
by TroLL
This guide provides a video walkthrough of the game, as well as the walkthrough of challenges and advanced maps. Also along the way you will find out what achievements you can get....
Transmission Received Achievement
by lonerunner
This guide is intended to help you easier find all transmissions and set them to their final location where they should receive transmission....
Every challenges
by Xorven
Languages : English, 简体中文, 繁體中文, Dansk, Nederlands, Suomi, Français, Deutsch, Italiano, Polski, Português, Русский, Español, Svenska, Türkçe....
Least Time Challenges
by Jimo
I will demonstrate how you can complete all of the Least Time challenges in Portal to work towards the Aperture Science Achievement....
Least Steps Challenges
by Jimo
I will demonstrate how you can complete all of the Least Steps challenges in Portal to work towards the Aperture Science Achievement....
Console Commands, Trick for challenge maps, Camera Shy/Final Transmission location and more
by Ov3RT4K3R
Console Commands Trick for challenge maps Camera Shy locations Final Transmission locations Den locations and more...