Portal: Forbidden Testing Tracks | Launch Trailer
Portal: Forbidden Testing Tracks | Launch Trailer
1.5K viewsOct 17, 2023
YouTubePortal: Forbidden Testing Tracks
Game Theory: Can You Solve Portal's IMPOSSIBLE Puzzle? (Portal)
17:15
Game Theory: Can You Solve Portal's IMPOSSIBLE Puzzle? (Por…
4.6M viewsJul 23, 2020
YouTubeThe Game Theorists
Portal Level 11 Walkthrough
2:54
Portal Level 11 Walkthrough
55.6K viewsOct 11, 2007
YouTubeTheDarksage1978
Portal Level 7 Walkthrough
1:26
Portal Level 7 Walkthrough
36K viewsOct 11, 2007
YouTubeTheDarksage1978
Return Portal Level 1 - 28 Robert Alvarez
11:20
Return Portal Level 1 - 28 Robert Alvarez
7.5K viewsJun 16, 2023
YouTubeGamePlay
Portal: Revolution | Chapter 1 | Full Playthrough All Puzzle Solutions
31:21
Portal: Revolution | Chapter 1 | Full Playthrough All Puzzle Solutions
2.2K viewsJan 6, 2024
YouTubeQuickPlay
Portal Reloaded Chamber 17
0:46
Portal Reloaded Chamber 17
11.6K viewsApr 21, 2021
YouTubeoverhyped
52:59
Portal Reloaded - Full Walkthrough
583.6K viewsApr 19, 2021
YouTubePortal Reloaded
Portal 2 - Part 17 - Repulsion Gel
37.8K viewsMay 4, 2011
YouTubeZackScottGames
22:34
107 Portal 1 Facts YOU Should Know | The Leaderboard
1.3M viewsMar 11, 2016
YouTubeThe Leaderboard
Portal Walkthrough - Level 19/20 - Part 7/7 - Boss Fight GLaDOS - [G…
15.6K viewsAug 5, 2010
YouTubeLaunchy21
35:35
Beating Portal 2 for the FIRST TIME EVER has changed my perspectiv…
105.8K viewsJun 17, 2022
YouTubeDeebeegeek
40:42
Portal - Full Walkthrough
2.8M viewsMar 31, 2015
YouTubeBolloxed
3:10
Portal Level 19 Walkthrough
231.7K viewsOct 11, 2007
YouTubeTheDarksage1978
0:56
Black -- Level 17 Walkthrough
22.4K viewsDec 6, 2018
YouTubeRandom Games Walkthroughs
4:47
Portal Level 16 Walkthrough
169K viewsOct 11, 2007
YouTubeTheDarksage1978
7:56
Portal Level 15 Walkthrough
279.8K viewsOct 11, 2007
YouTubeTheDarksage1978
4:26
[ 25 ] Return - Chapter Three - Level 17 [ Portal 2 ]
162.1K viewsApr 22, 2011
YouTubeSTAYAWAY
3:55
Portal Walkthrough - Level 15
125.1K viewsJan 21, 2011
YouTubeSmellyKegs
14:03
Portal 1 Walkthrough - Chamber 19
345K viewsFeb 11, 2012
YouTubeJackster1337
10:00
Portal Level 18 Walkthrough
565.4K viewsOct 11, 2007
YouTubeTheDarksage1978
37:39
Portal All Levels Walkthrough
5.8K viewsOct 2, 2014
YouTubeSensei Bean
8:36
Portal Challenges: Least Portals
110.4K viewsOct 5, 2019
YouTubeCarrot Helper - 100% Walkthroughs | No Comm…
5:01
Portal Level 17 Walkthrough
187K viewsOct 11, 2007
YouTubeTheDarksage1978
6:08
Portal 1 Walkthrough - Chamber 18
197.1K viewsFeb 10, 2012
YouTubeJackster1337
20:33
Portal [Walkthrough] Level 19
53.5K viewsJan 21, 2011
YouTubeAcuminous Perfectionist
1:06:00
PORTAL | Full Gameplay Walkthrough | No Commentary
633.8K viewsOct 1, 2017
YouTubegiedmich
3:33
Portal Level 18 Walkthrough
142.3K viewsOct 18, 2007
YouTubetinkering_unbound
10:15
[ 26 ] Surprise - Chapter Four - Level 18 [ Portal 2 ]
168.1K viewsApr 24, 2011
YouTubeSTAYAWAY
See more videos
Static thumbnail place holder