Top 100 Most Viewed Portal 2 Videos by QuacklyTop 100 » 200 » 300 » 400 » 500Video TitleViewsCategoryGame1.GA | Portal 2 #1 with Lupin136Portal 2 2.BIG BRAIN | Portal #2135Portal 2 3.SMART? | Portal 2 #2 with Lupin90Portal 2 4.ONLY SMART PEOPLE CAN WATCH THIS? | Portal 2 with Badwolf #245Portal 2 5.OVER 9000 IQ | Portal 2 with Badwolf #141Portal 2 Top 100 » 200 » 300 » 400 » 500