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Popular Steam Guides Written guides, references, and walkthroughs
Получаем всё достижения в игре Portal
by Marik78
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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 !...
Transmission Received Achievement
by lonerunner | tradeswap.ga
This guide is intended to help you easier find all transmissions and set them to their final location where they should receive transmission....
Прохождения бонусных карт на кол-во шагов
by Extragamer
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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 [/...
Achievement: Transmission Recived (with pictures)
by |PMG|MiChAeL >D34DLY<
In this guide, I'm going to show you where can you find the radios, and where have you move them to get the achievement. I hope you'll enjoy this guide. :)...
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...
Passage game +getting all achievements
by TroLL
This guide provides a video course pass of the game, as well as the passage of challenges and advanced maps. Also along the way you will find out what achievements you can get....
Long Jump Achievement
by Remi
How to get the Long Jump achievement in Portal....