Top 100 Portal Videos With The Most Comments by OTGTop 100 » 200 » 300 » 400 » 500Video TitleCommentsCategoryGame1.Portal - Ending 'Fight'2,565Portal 2.How to successfully FAIL at Portal, Part 1821Portal 3.How to successfully FAIL at Portal, Part 2224GuidePortal 4.Portal - Advanced Chambers Speed Walkthrough Part1102WalkthroughPortal 5.Portal - Advanced Chambers Speed Walkthrough Part276WalkthroughPortal 6.Wrack (Alpha) Playthrough #164Let's PlayPortal 7.[S1][P12] HTSF @ Portal, 2000th Video Special63Portal 8.[S1][P11] HTSF @ Portal, 2000th Video Special33Portal 9.[S1][P4] HTSF @ Portal, 2000th Video Special25Portal 10.[S1][P2] HTSF @ Portal, 2000th Video Special24Portal 11.[S1][P5] HTSF @ Portal, 2000th Video Special24Portal 12.[S1][P8] HTSF @ Portal, 2000th Video Special17Portal 13.[S1][P9] HTSF @ Portal, 2000th Video Special17Portal 14.[S1][P10] HTSF @ Portal, 2000th Video Special16Portal 15.[S1][P7] HTSF @ Portal, 2000th Video Special14Portal 16.[S1][P6] HTSF @ Portal, 2000th Video Special14Portal Top 100 » 200 » 300 » 400 » 500