Top 100 Portal Videos With The Longest Duration by Flaming Cow
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Playing Portal 1 RTX: Full Game | 1:15:45 | Portal | |
| 2. | Playing portal 1: Full game | 1:11:44 | Portal | |
| 3. | Playing Portal RTX Again! | 1:08:23 | Portal | |
| 4. | The Half-Life And Portal Iceberg Explained | 23:35 | Portal | |
| 5. | Portal and my little pony: 15.ai | 1:41 | Portal | |
| 6. | Playing Portal 1 Again! | 0:00 | Portal |