Top 100 Portal Videos With The Longest Duration by KevinZeF
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal Walkthrough part 1 | 14:51 | Walkthrough | Portal |
| 2. | Portal Walkthrough part 2 | 14:50 | Walkthrough | Portal |
| 3. | Portal Walkthrough part 4 | 14:17 | Walkthrough | Portal |
| 4. | Portal Walkthrough part 3 | 14:06 | Walkthrough | Portal |
| 5. | Portal Walkthrough part 6 (Finale) | 11:27 | Walkthrough | Portal |
| 6. | Portal Walkthrough part 5 | 11:09 | Walkthrough | Portal |