| 1. | Portal 2 - Part 15 - Caroline, GlaDOS | 17,773 | | Portal 2
|
| 2. | Portal 2 - Part 1 - Still Alive! | 13,367 | | Portal 2
|
| 3. | Portal 2 - Part 2 - I'm GLaD(OS) To See You | 12,033 | | Portal 2
|
| 4. | Portal 2 - Part 25 - The Turret Space Opera Ending | 9,381 | | Portal 2
|
| 5. | Portal 2 - Part 11 - Oh Wheatly...(Substitute Core) | 7,615 | | Portal 2
|
| 6. | Portal 2 - Part 16 - Emotional Outbursts | 6,699 | | Portal 2
|
| 7. | Portal 2 - Part 3 - A Horrible Person | 6,226 | | Portal 2
|
| 8. | Portal 2 - Part 4 - An Eagle Piloting A Blimp | 6,196 | | Portal 2
|
| 9. | Portal 2 - Part 8 - Comedy Equals Tragedy Plus Time | 6,062 | | Portal 2
|
| 10. | Portal 2 - Part 17 - Moon Rocks | 5,081 | | Portal 2
|
| 11. | Portal 2 - Part 6 - BIRD EGGS! | 5,037 | | Portal 2
|
| 12. | Portal 2 - Part 24 - The Part Where He Kills Me | 4,851 | | Portal 2
|
| 13. | Portal 2 - Part 18 - TAKE THE LEMONS | 4,632 | | Portal 2
|
| 14. | Portal 2 - Part 12 - Cave Johnson | 4,585 | | Portal 2
|
| 15. | Portal 2 - Part 19 - Logical Contradictions | 4,518 | | Portal 2
|
| 16. | Portal 2 - Part 20 - Wheatly Laboratories | 4,503 | | Portal 2
|
| 17. | Portal 2 - Part 7 - Turrets Can Sing?! | 4,139 | | Portal 2
|
| 18. | Portal 2 - Part 14 - Breaking Glass... Slowly | 4,136 | | Portal 2
|
| 19. | Portal 2 - Part 23 - A BIG Surprise! | 4,078 | | Portal 2
|
| 20. | Portal 2 - Part 5 - Sharks And Light Bridges | 3,932 | | Portal 2
|
| 21. | Portal 2 - Part 21 - Building Resistances | 3,819 | | Portal 2
|
| 22. | Portal 2 - Part 10 - Turrets And Neurotoxins | 3,812 | | Portal 2
|
| 23. | Portal 2 - Part 13 - REPULSION GEL | 3,723 | | Portal 2
|
| 24. | Portal 2 - Part 9 - THE ESCAPE | 3,557 | | Portal 2
|
| 25. | Portal 2 - Part 22 - Close Proximity Testing | 3,363 | | Portal 2
|
