Top 100 Portal Videos With The Longest Duration by MzStrange
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal Free | 1:49:54 | Portal | |
| 2. | Portal help | 1:45:56 | Portal | |
| 3. | Portal Free giveaway. | 1:32:34 | Portal | |
| 4. | Portal Free giveaway. | 1:28:32 | Portal | |
| 5. | Portal Free giveaway. | 47:20 | Portal | |
| 6. | Portal boss roll | 44:46 | Portal | |
| 7. | Portal help | 11:56 | Portal | |
| 8. | Portal Free Levels | 9:42 | Portal | |
| 9. | Portal free giveaway | 2:32 | Portal |