Portal walkthrough - GLaDOS' Chamber
13:24
Portal walkthrough - GLaDOS' Chamber
151.4K viewsAug 31, 2011
YouTubep2wiki
Test Chamber 19-End - Portal Walkthrough - Chapter 8
20:49
Test Chamber 19-End - Portal Walkthrough - Chapter 8
540.6K viewsJul 27, 2012
YouTubeKST
The Cake is a Lie - Portal Walkthrough Part 3 [Portal All Achievements Walkthrough]
30:12
The Cake is a Lie - Portal Walkthrough Part 3 [Portal All Ach…
9.2K viewsSep 13, 2017
YouTubePete Complete
Portal 1 & 2 - ALL BOSSES
24:20
Portal 1 & 2 - ALL BOSSES
265.6K viewsOct 7, 2022
YouTubeGlobal Gaming
New Brookhaven Secret Portal Found! - How To - Step By Step Guide
8:38
New Brookhaven Secret Portal Found! - How To - Step By Step G…
312.5K viewsAug 11, 2022
YouTubeMushy
portal 1 first playthrough spidran
6:15:03
portal 1 first playthrough spidran
1.5K views3 weeks ago
Twitch
Portal Intro and Level 1 Walkthrough
2:58
Portal Intro and Level 1 Walkthrough
113.9K viewsOct 11, 2007
YouTubeTheDarksage1978
1:32
Portal Stories: Mel [#19] - Chamber 1(New) - Part 1 || Walkthrough
19.8K viewsDec 28, 2016
YouTubeUltrawide GC
11:09
Portal 2: Walkthrough - Part 1 [Chapter 4] - The Surprise - Let's P…
556.1K viewsApr 22, 2011
YouTubetheRadBrad
1:07:15
I Love This Game | Portal 1 Part 1 | Blind Playthrough Reaction
28.3K viewsAug 28, 2021
YouTubexJuliettex
1:38
Portal walkthrough - Test Chamber 09
21K viewsAug 16, 2011
YouTubep2wiki
2:06:13
Portal: Revolution - Full Game Walkthrough (No Commentary) - 1…
36.1K viewsJan 11, 2024
YouTubeCarrot Helper - 100% Walkthroughs | No Comm…
31:21
Portal: Revolution | Chapter 1 | Full Playthrough All Puzzle Solutions
2.2K viewsJan 6, 2024
YouTubeQuickPlay
10:01
Portal 2: INTO THE MULTIVERSE Part 1 - Full Walkthrough
463.3K viewsFeb 17, 2019
YouTubeBolloxed
57:57
HUGE SUCCESS - Portal 1 Blind Playthrough | ENDING | 4K
43.3K viewsJun 8, 2023
YouTubePrymbra
51:02
Portal 1 | Longplay Walkthrough | +Subtitles (1440p)
4.6K viewsJan 22, 2022
YouTubeLongplays100
15:41
Portal 2: INTO THE MULTIVERSE Part 7 - Full Walkthrough
385.4K viewsMar 31, 2019
YouTubeBolloxed
5:38
Portal walkthrough - Test Chamber 16 (Advanced)
123.7K viewsSep 13, 2011
YouTubep2wiki
40:42
Portal - Full Walkthrough
2.8M viewsMar 31, 2015
YouTubeBolloxed
29:44
STILL ALIVE | Portal - Part 2 (END)
2.2M viewsApr 13, 2020
YouTubejacksepticeye
3:03:35
HALF-LIFE: Full Game Walkthrough
7.2M viewsMar 5, 2012
YouTubeBolloxed
3:04
Portal 1 Walkthrough - Chamber 16
42K viewsFeb 10, 2012
YouTubeJackster1337
7:56
Portal Level 15 Walkthrough
280K viewsOct 11, 2007
YouTubeTheDarksage1978
2:47:34
PORTAL 2 - Full Game Walkthrough
8M viewsFeb 24, 2012
YouTubeBolloxed
1:01:39
Portal Prelude - Full Walkthrough
575.9K viewsSep 29, 2015
YouTubeBolloxed
14:03
Portal 1 Walkthrough - Chamber 19
347.8K viewsFeb 11, 2012
YouTubeJackster1337
11:40
Portal 1 - Ending (Spoilers!)
191.6K viewsApr 19, 2011
YouTubeTales of Lumin - Character Creation & More!
37:39
Portal All Levels Walkthrough
5.8K viewsOct 2, 2014
YouTubeSensei Bean
6:08
Portal 1 Walkthrough - Chamber 18
197.1K viewsFeb 10, 2012
YouTubeJackster1337
See more videos
Static thumbnail place holder