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Steam Guides
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Showing 28-36 of 89 entries
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...
All the challenges
by Xorven
In this place, there are the videos and the objectives of Portal challenges. Achievements to unlock: Basic Science - Rocket Science - Aperture Science Practice is required to earn these achievements. Good viewing ;)...
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....
Least Portals Challenges
by Jimo
I will demonstrate how you can complete all of the Least Portals challenges in Portal to work towards the Aperture Science Achievement....
Camera Shy (with screenshots)
by Mister Jarate
No description, numbers only...
All Challenge Maps Walkthrough
by Mach1ne
In this Guide i will show how to complete All Challenge Maps....
Прохождение бонусных карт на время
by Extragamer
Для того чтобы выполнить эти 3 достижения в Portal: 1)Основы науки - Закончить все испытания с бронзовыми медалями. 2)Настоящий учёный [/...
Weapon Cheats Guide!
by ⁢⁢
This guide will suprise you of how many weapons there is in Portal! You will need to know how to open up the developer console....
Portal complete, all in one video with set menu !
by XenDave
The set menu is a mighty help to find fast a chamber you looking for. Enjoy !...
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