Top 100 Portal Videos With The Longest Duration by T. D.
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal ep 5: Woo, brutally killed! | 22:42 | Portal | |
| 2. | portal ep 2: Puzzles, Portals and Physics | 10:01 | Portal | |
| 3. | Portal ep 1: SCIENCE!!! | 10:00 | Portal | |
| 4. | portal ep 3: Even more puzzles! | 10:00 | Portal |