Top 100 Portal Videos With The Longest Duration by Retro Joe
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal Blind Finale Part 1 | 30:35 | Portal | |
| 2. | Portal Blind Finale Part 2 | 28:56 | Portal | |
| 3. | Portal Blind Part 1 (Playing with Portals) | 28:31 | Portal | |
| 4. | Portal Blind Part 4 (Companion Cube) | 27:58 | Portal | |
| 5. | Portal Blind Part 3 (Death. Cake. Cubes) | 26:46 | Portal | |
| 6. | Portal Blind Finale Part 3 | 24:51 | Portal | |
| 7. | Portal Blind Finale Part 4 | 22:53 | Portal |