Top 100 Portal Videos With The Longest Duration by Wolfheart738
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | TERMINAL VELOCITY - Portal Part 3 | 22:46 | Portal | |
| 2. | THE CAKE ESCAPE! - Portal Part 4 | 18:47 | Portal | |
| 3. | I GOT THE OTHER ONE! Portal Part 2 | 18:26 | Portal | |
| 4. | PISTONS, PORTALS, AND PROBLEMS! - Portal Part 5 | 16:57 | Portal | |
| 5. | GLADOS! - Portal Part 1 | 15:53 | Portal | |
| 6. | GLADOS! - Portal Part 6 | 10:27 | Portal |