Top 100 Portal 2 Videos With The Most Comments by The RPGeeksTop 100 » 200 » 300 » 400 » 500Video TitleCommentsCategoryGame1.Portal 2 Co-Op - Part 4 - Lightbulb0Portal 2 2.Portal 2 - Part 7 - Star Wars The Last Portal0Portal 2 3.Portal 2 - Part 5 - Science0Portal 2 4.Portal 2 - Finale - We Quit0Portal 2 5.Portal 2 - Part 2 - Piecing It Together0Portal 2 6.Portal 2 Co-Op - Part 1 - Technical Difficulties0Portal 2 7.Portal 2 - Part 6 - The Goop0Portal 2 8.Portal 2 - Part 9 - Art is Frustrating0Portal 2 9.Portal 2 Co-Op - Part 3 - Turrets Syndrome0Portal 2 10.Portal 2 - Part 8 - Finale?0Portal 2 Top 100 » 200 » 300 » 400 » 500