Top 100 Portal 2 Videos With The Longest Duration by GameGuideWorld
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal 2 Gamescom 2010 Repulsion Gel Gameplay Trailer | 1:59 | Preview | Portal 2 |
| 2. | Portal 2 Gamescom 2010 Aerial Faith Plate Gameplay Trailer HD | 1:35 | Preview | Portal 2 |
| 3. | Portal 2 New Co-Op Trailer in HD | 0:32 | Preview | Portal 2 |