Top 100 Portal 2 Videos With The Longest Duration by ButterSpyro5Top 100 » 200 » 300 » 400 » 500Video TitleDurationCategoryGame1.Portal 2 | Testing Testing Testing28:11Portal 2 2.Portal 2 | The Part Where I Run Away25:49Portal 2 3.Portal 2 | Let's Play Ep.1 | Back into Aperture Science.23:45Portal 2 4.Portal | Let's Play Ep.2 | That never happened... ok?23:01Portal 2 5.Portal | Let's Play Ep.5 | Final battle13:29Portal 2 6.Portal 2 | Scammed Again12:25Portal 2 7.Portal 2 | The One With The Lemon Rant12:16Portal 2 8.Portal 2 | Betrayal11:18Portal 2 9.Portal 2 | Wheatley Laboratories11:06Portal 2 10.Portal 2 | Glados In a Potato10:50Portal 2 11.Portal 2 | Getting Bullied by GLaDOS10:45Portal 2 12.Portal 2 | Break the Monitors!10:43Portal 2 13.Portal 2 | Me and the Lab Boys (also cave johnson)10:41Portal 2 14.Portal 2 | Imminent Surprise???10:29Portal 2 15.Portal 2 | How am I 'Still Alive'?10:08Portal 2 16.Portal 2 | "Absolute Dynamite" Test Chambers8:53Portal 2 Top 100 » 200 » 300 » 400 » 500