Top 100 Portal Videos With The Longest Duration by itsGrr
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Chamber 10 Thoughts | 2:56:30 | Portal | |
| 2. | PORTAL REVOLUTION IS HERE! | 2:28:48 | Portal | |
| 3. | [Modded] Can I be A Good Asset? | 1:20:20 | Portal | |
| 4. | when curiosity wins | 0:58 | Portal |