Portal - Full Walkthrough
40:42
Portal - Full Walkthrough
2.8M viewsMar 31, 2015
YouTubeBolloxed
Portal Level 19 Walkthrough
3:10
Portal Level 19 Walkthrough
232K viewsOct 11, 2007
YouTubeTheDarksage1978
[ 25 ] Return - Chapter Three - Level 17 [ Portal 2 ]
4:26
[ 25 ] Return - Chapter Three - Level 17 [ Portal 2 ]
164.1K viewsApr 22, 2011
YouTubeSTAYAWAY
Portal Prelude - Full Walkthrough
1:01:39
Portal Prelude - Full Walkthrough
597.4K viewsSep 29, 2015
YouTubeBolloxed
Portal 1 Walkthrough - Chamber 19
14:03
Portal 1 Walkthrough - Chamber 19
369.9K viewsFeb 11, 2012
YouTubeJackster1337
Portal Level 18 Walkthrough
10:00
Portal Level 18 Walkthrough
569.3K viewsOct 11, 2007
YouTubeTheDarksage1978
Portal [Walkthrough] Level 19
20:33
Portal [Walkthrough] Level 19
57.9K viewsJan 21, 2011
YouTubeAcuminous Perfectionist
5:01
Portal Level 17 Walkthrough
188.1K viewsOct 11, 2007
YouTubeTheDarksage1978
6:08
Portal 1 Walkthrough - Chamber 18
218K viewsFeb 10, 2012
YouTubeJackster1337
4:53
Portal Reloaded - All endings
876.8K viewsApr 19, 2021
YouTubelewapro
17:53
Portal Walkthrough - Level 19 & Escape
34.5K viewsMar 23, 2020
YouTubeBurbeeboy
9:57
Portal Level 19 Complete Walkthrough
1.1M viewsOct 16, 2007
YouTubetinkering_unbound
4:49
Portal 2 walkthrough - Chapter 8: The Itch - Frankenturrets
79.3K viewsJul 18, 2011
YouTubep2wiki
5:04
Portal walkthrough - Escape (Part 2)
141.2K viewsAug 30, 2011
YouTubep2wiki
9:48
Portal - Last Level 19 Walkthrough
53.7K viewsDec 22, 2009
YouTubeTechy Bits-n-Bobs
10:27
Portal 2 Walkthrough: Chapter 8 The Itch ( Part 1)
153.6K viewsMay 7, 2011
YouTubeIGN
1:10:51
TIA Portal :- 3 Hour Complete Training For Beginner | Part-1 | English
435.5K viewsJun 23, 2021
YouTubeIndustrial Automation
9:09
Portal 2 Walkthrough: Chapter 4 The Surprise
288.4K viewsMay 14, 2011
YouTubeIGN
20:49
Test Chamber 19-End - Portal Walkthrough - Chapter 8
552.6K viewsJul 27, 2012
YouTubeKST
3:03
Portal 2 Walkthrough / Chapter 8 - Part 9: Room 12/19
156.4K viewsApr 21, 2011
YouTubeHowcast
9:49
Portal 2 Walkthrough: Chapter 6 The Fall (Part 1)
285.7K viewsMay 7, 2011
YouTubeIGN
2:41
Portal - Chamber 18 (least steps)
16.3K viewsNov 23, 2013
YouTubeXorven
49:54
THE CAKE IS A LIE | Portal - Part 1
4.6M viewsApr 12, 2020
YouTubejacksepticeye
13:33
Portal 2 Walkthrough: Chapter 5 The Escape
142.9K viewsMay 21, 2011
YouTubeIGN
22:09
Portal 2 Speedy Walkthrough - Chapter 8 (The Itch)
412.3K viewsApr 19, 2011
YouTubeVideoGameCinema
1:42
Portal 2 Walkthrough: Chapter 4, Level 19
195.3K viewsApr 20, 2011
YouTubefoxrun612
13:05
Portal 2 Co-Op chapter 3 level 8
237.4K viewsMay 21, 2011
YouTubeDudesCast
2:44
Portal 2 Walkthrough / Chapter 9 - Part 1: Room 17/19
137.5K viewsApr 21, 2011
YouTubeHowcast
1:33
Portal 2 Walkthrough: Chapter 8, Level 16
58.2K viewsApr 20, 2011
YouTubefoxrun612
See more