Top 100 Portal Videos With The Longest Duration by ProSchool
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Entropy Rising - 4-5 levels with gamepad | 7:03 | Portal | |
| 2. | Entropy Rising - 1-3 levels with gamepad | 5:59 | Portal | |
| 3. | Rewind - Gameplay | 4:35 | Portal | |
| 4. | The Lab | 3:46 | Portal |