Top 100 Portal Videos With The Longest Duration by GanonTEK
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal - 4 - Companion cube! | 20:46 | Portal | |
| 2. | Portal - 7 - Nearing freedom! | 16:47 | Portal | |
| 3. | Portal - 8 - Accomplished | 16:30 | Portal | |
| 4. | Portal - 6 - More escaping | 14:39 | Portal | |
| 5. | Portal - 5 - Escape!! | 14:32 | Portal | |
| 6. | Portal - 3 - Bzzzzzxt | 13:46 | Portal | |
| 7. | Portal - 1 - Mind bending fun | 11:57 | Portal |