Top 100 Portal 2 Videos With The Longest Duration by LeftClickGamersTop 100 » 200 » 300 » 400 » 500Video TitleDurationCategoryGame1.Portal 2 Co-op w/ Spryite - Part 2 (Let's Play)12:42Portal 2 2.Portal 2 Co-op w/ Spryite - Part 6 (Let's Play)12:03Portal 2 3.Portal 2 Co-op w/ Spryite - Part 3 (Let's Play)11:04Portal 2 4.Portal 2 Co-op w/ Spryite - Part 1 (Let's Play)10:28Portal 2 5.Portal 2 Co-op w/ Spryite - Part 4 (Let's Play)10:25Portal 2 6.Portal 2 Co-op w/ Spryite - Part 5 (Let's Play)9:11Portal 2 Top 100 » 200 » 300 » 400 » 500