Top 100 Portal Videos With The Longest Duration by Arrange Mode
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal | Part 3 (Finale) - This Wasn't A Triumph | 1:18:27 | Portal | |
| 2. | Portal | Part 2 - Something about a Cake | 37:20 | Portal | |
| 3. | Portal | Part 1 - Brain Training with GLaDOS | 29:41 | Portal |