Top 100 Portal 2 Videos With The Longest Duration by DeathOfAtari
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal Too, I mean Portal 2 | 53:34 | Portal 2 | |
| 2. | Portal (The REAL Stream) | 31:23 | Portal 2 | |
| 3. | This game is (basically) Portal 3 - Lets Play Portal Revolution ep. 1 | 25:03 | Portal 2 |