Top 100 Portal 2 Videos With The Longest Duration by MumblesVideosTop 100 » 200 » 300 » 400 » 500Video TitleDurationCategoryGame1.The Unofficial Fan Made Portal 3 - Portal Stories: Mel (Portal 2 Mod) - Mumbles Let's Play #125:55Let's PlayPortal 2 2.Gooping and Portaling! - Portal Stories Mel - Mumbles Let's Play #424:57Let's PlayPortal 2 3.The End! - Portal 2 Ending - Mumbles Let's Play Finale21:41Portal 2 4.Portal 2 - The Return of Potato Glados! - Mumbles Let's Play #1318:15Let's PlayPortal 2 5.GLaDOS Is Mean! - Portal 2 -Mumbles Game Play #617:56Portal 2 6.Cubes and Puzzles and Stuff - Portal 2 -Mumbles Game Play #417:37Portal 2 7.Still Alive? - Portal 2 - Mumbles Let's Play #217:28Let's PlayPortal 2 8.Portal 2 - The Goo! - Mumbles Let's Play #1116:43Let's PlayPortal 2 9.Beginning Of The End - Portal 2 - Mumbles Let's Play #1916:05Portal 2 10.Don't Steal the Puzzles Wheatly! - Portal 2 #1615:59Portal 2 11.Puzzle Solving - Portal - Mumbles Let's Play #315:55Let's PlayPortal 2 12.Portal 2 - Riding the Conveyor Belt of Glory! - Mumbles Let's Play #815:48Let's PlayPortal 2 13.Wheatley Is a Hater! - Portal 2 Gameplay #18 by Mumbles!15:41Portal 2 14.Solving Puzzles with Glados - Portal 2 -Mumbles Game Play #315:36Portal 2 15.Don't Hate me Turrets! - Portal Episode 5- Mumbles Let's Play15:21Let's PlayPortal 2 16.Portal 2 - White Goop! - Mumbles Let's Play #1415:20Let's PlayPortal 2 17.Portal 2 - Mr. Johnson where are you! - Mumbles Let's Play #1215:17Let's PlayPortal 2 18.Why Can't Glados and Wheatley be friends?! - Portal 2 Gameplay - Part #17 by Mumbles14:45Portal 2 19.Puzzling Puzzles Portal Stories: Mel (Gameplay) #8 Funny Moments14:36Portal 2 20.Attack Of The Birds! - Portal 2 -Mumbles Game Play #514:34Portal 2 21.Testing time - Portal - Mumbles Let's Play #114:24Let's PlayPortal 2 22.The Story Continues! - Portal Stories: Mel Gameplay - Mumbles Let's Play #314:19Let's PlayPortal 2 23.Portal 2 - Cave Johnson! - Mumbles Let's Play #1014:13Let's PlayPortal 2 24.Keep on Keeping on! - Portal Stories: Mel - Mumbles Let's Play #513:45Let's PlayPortal 2 25.The Great Escape? - Portal 2 -Mumbles Game Play #713:45Portal 2 26.Portal Stories Mel - Meet Virgil - Mumbles Let's Play #612:31Let's PlayPortal 2 27.Who Are You! - Portal Stories: Mel Gameplay - Mumbles Let's Play #211:52Let's PlayPortal 2 28.Portal 2 - The Tube of Goo! - Mumbles Let's Play #159:13Let's PlayPortal 2 Top 100 » 200 » 300 » 400 » 500