Top 100 Portal 2 Videos With The Longest Duration by Sp3nc3rman
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal 2 - Chapter 11 | 19:07 | Portal 2 | |
| 2. | Portal 2 - Chapter 8 | 17:30 | Portal 2 | |
| 3. | Portal 2 - Chapter 13 | 17:27 | Portal 2 | |
| 4. | Portal 2 - Chapter 14 | 17:26 | Portal 2 | |
| 5. | Portal 2 - Chapter 10 | 17:25 | Portal 2 | |
| 6. | Portal 2 - Chapter 15 - Series Finale | 17:21 | Portal 2 | |
| 7. | Portal 2 - Chapter 5 | 17:20 | Portal 2 | |
| 8. | Portal 2 - Chapter 9 | 17:13 | Portal 2 | |
| 9. | Portal 2 - Chapter 12 | 17:11 | Portal 2 | |
| 10. | Portal 2 - Chapter 1 | 16:41 | Portal 2 | |
| 11. | Portal 2 - Chapter 6 | 16:38 | Portal 2 | |
| 12. | Portal 2 - Chapter 7 | 16:29 | Portal 2 | |
| 13. | Portal 2 - Chapter 2 | 16:22 | Portal 2 | |
| 14. | Portal 2 - Chapter 3 | 15:56 | Portal 2 | |
| 15. | Portal 2 - Chapter 4 | 15:53 | Portal 2 |