Top 100 Portal 2 Videos With The Longest Duration by WellPlayedWalrusTop 100 » 200 » 300 » 400 » 500Video TitleDurationCategoryGame1.The End - Portal 20:27Portal 2 2.Aim for the Moon - Portal 20:24Portal 2 3.Wheatly is Getting Angry - Portal 20:23Portal 2 4.Avoid The Villain's Monologue In Portal 2!0:23VlogPortal 2 5.Reunited at Last - Portal 20:20Portal 2 6.Solving problems that don't exist - Portal 20:19Portal 2 7.What a Catch - Portal 20:18Portal 2 8.She Grew a Conscious - Portal 20:18Portal 2 9.The Truth of the Adventure Core - Portal 20:18Portal 2 10.Captured - Portal 20:18Portal 2 11.What Science Wants - Portal 20:18Portal 2 12.Almost Foolproof - Portal 20:17Let's PlayPortal 2 13.Safety First Portal 20:17Portal 2 14.Relating to a Madman - Portal 20:17Portal 2 15.The Potato Returns - Portal 20:17Portal 2 16.Treated Unfairly - Portal 20:16Portal 2 17.Escape - Portal 20:16Portal 2 18.It's Too Safe - Portal 20:14Portal 2 19.A Worrying Question - Portal 20:14Portal 2 20.Praying Mantis - Portal 20:14Portal 2 21.SPACE - Portal 20:14Portal 2 22.Paradoxes - Portal 20:14Portal 2 23.Painting - Portal 20:13Portal 2 24.Will It Be You? Portal 20:13Portal 2 25.Potato Land - Portal 20:13Portal 2 26.I'm sure The Feelings Mutual - Portal 20:12Portal 2 27.Not Thought This Through - Portal 20:12Portal 2 28.The Future Starts With You - Portal 20:11Portal 2 29.Are You Seeing Other Test Subjects - Portal 20:11Portal 2 30.Crossover - Portal 20:11Portal 2 31.My Brain is fine - Portal 20:10Portal 2 Top 100 » 200 » 300 » 400 » 500