Top 100 Most Viewed Portal 2 Videos by Claire Universe ArchiveTop 100 » 200 » 300 » 400 » 500Video TitleViewsCategoryGame1.Portal 2: The Sequel to The Best Puzzle Game [1]5Portal 2 2.Portal 2: The Sequel to The Best Puzzle Game [2]5Portal 2 3.Portal 2: The Sequel to The Best Puzzle Game [3]3Portal 2 Top 100 » 200 » 300 » 400 » 500