Top 100 Portal Videos With The Longest Duration by AndromedaDude
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal Walkthrough - Part 4: "The Escape" | 23:15 | Walkthrough | Portal |
| 2. | Portal Walkthrough - Part 2: "Test Chambers 06-12" | 9:00 | Walkthrough | Portal |
| 3. | Portal Walkthrough - Part 1: "Test Chambers 00-05" | 6:26 | Walkthrough | Portal |
| 4. | Portal Glitch: Stuck under a cube. | 1:44 | Portal |