Top 100 Portal Videos With The Longest Duration by Gmod Squad
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Got to Run!- Portal Ep. 3 | 42:17 | Portal | |
| 2. | The Origins!- Portal Ep. 1 | 34:44 | Portal | |
| 3. | Things Are Not What They Appear!- Portal Ep. 2 | 23:08 | Portal | |
| 4. | FINALE: Final Showdown!- Portal Ep. 4 | 17:25 | Portal |