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Populære Steam-guider Skrevne guider, referanser og gjennomganger
摄像机/收音机成就进度对照表
av Gomo Psivarh
这篇指南可以帮助你快速查看每一关的摄像机和收音机个数及目标进度,用于达成 接收讯息 和 拒绝拍照 这两个成就。...
Portal (guia em português - achievements)
av prrg :3
Precisa de ajuda com os achievements, vamos ver......
Complete Walkthrough
av Mach1ne
The Complete Walkthrough of the game in about 45 minutes....
All Challenge Maps Walkthrough
av Mach1ne
In this Guide i will show how to complete All Challenge Maps....
Terminal Velocity Achievement
av Senppuu
Keep falling for about 5min and you will get the "Terminal Velocity" achievement! :) ...
Portal Vocaloid Edition
av akinagi
Portal Vocaloid Editionの遊び方 一応エンディングまでみれたものの素人なので、絶対大丈夫とは断言出来ませんが。 ネットで調べても情報が見つからず、遊ぶのに苦労したので参考になれば...
Все достижения в Portal
av |ERP|ProOldRaven
Гайд по получению всех ачивментов в количестве пятнадцати штук. Видео и разъяснения прилагаются....
All Transmissions
av MяPieGuy314™
All of the radio transmissions throughout the game...
Camera Shy (with screenshots)
av Mister Jarate
No description, numbers only...
Long Jump Achievement
av Remi
How to get the Long Jump achievement in Portal....