Top 100 Portal Videos With The Longest Duration by Octobloid
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal - Part 6 (final) | 27:58 | Portal | |
| 2. | Portal - Part 3 | 24:56 | Portal | |
| 3. | Portal - Part 2 | 21:47 | Portal | |
| 4. | Portal - Part 4 | 20:55 | Portal | |
| 5. | Portal - Part 1 | 20:55 | Portal | |
| 6. | Portal - Part 5 | 20:37 | Portal |