Top 100 Portal 2 Videos With The Longest Duration by Sourlink
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal 2 [6] | 56:47 | Portal 2 | |
| 2. | Portal 2 [4] | 46:27 | Portal 2 | |
| 3. | Portal 2 [3] | 45:11 | Portal 2 | |
| 4. | Portal 2 [5] | 37:51 | Portal 2 | |
| 5. | Portal 2 [1] | 23:53 | Portal 2 | |
| 6. | Portal 2 [FINAL] | 18:48 | Portal 2 | |
| 7. | Portal 2 [2] | 17:46 | Portal 2 |