Top 100 Portal Videos With The Longest Duration by nihontiger
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal - 02 - Weird Magic I Don't Really Understand | 24:23 | Portal | |
| 2. | Portal - 03 - My Newest Bestest Friend | 19:26 | Portal | |
| 3. | Portal - 01 - Hello, Test Subject | 19:18 | Portal | |
| 4. | Portal - 04 - Sweet Deception | 18:25 | Portal | |
| 5. | Portal - 05 - Payback For The Lies [FINALE] | 15:27 | Portal |