Top 100 Portal 2 Videos With The Longest Duration by ChaosD1Top 100 » 200 » 300 » 400 » 500Video TitleDurationCategoryGame1.Portal 2 Final Boss and Ending Song14:15Portal 2 2.Almost done.... DAMN IT! (Portal 2 Community Chambers)8:09Portal 2 3.ChaosD1 and Phelan break your level: Part 1 (Portal 2 Community Chambers)4:01Portal 2 4.Wheatley's holding all the cards. *Portal 2 Spoilers*0:28Portal 2 5.Portal 2 Co-Op Game Over (YEAH!)0:20Portal 2 Top 100 » 200 » 300 » 400 » 500