Top 100 Portal Videos With The Longest Duration by LittleOrphans
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal Part 7 -We Meet GLaDOS | 28:12 | Portal | |
| 2. | Portal Part 5 - So Much Death | 26:55 | Portal | |
| 3. | Portal Part 6 - Your Last Chance | 24:23 | Portal | |
| 4. | Portal Part 3 - Turret Trouble | 22:05 | Portal | |
| 5. | Portal Part 4 - The Literal What? | 20:06 | Portal |