Top 100 Portal 2 Videos With The Longest Duration by WillieSharkTop 100 » 200 » 300 » 400 » 500Video TitleDurationCategoryGame1.Ralsei Plays Portal 2 | Please Forgive Me, Ms. GLaDOS... (Live Stream 8-12-22)3:01:22Let's PlayPortal 2 2.Ralsei Plays Portal 2 - Part 2 & 16 Personalities | Exploring Old Aperture! (Live Stream 8-19-22)2:51:52Let's PlayPortal 2 3.Ralsei Plays Portal 2 - Part 3 | Taking Back Aperture Science! (Live Stream 8-26-22)1:37:12Let's PlayPortal 2 4.Portal 2 - Workshop Co-Op - The Rundown | (Live Stream 8-20-25)0:00Portal 2 Top 100 » 200 » 300 » 400 » 500