Top 100 Portal Videos With The Longest Duration by Jayfeatherfan
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Let's Play Portal Part 4: Genetic Lifeform and Disk Operating System | 36:16 | Portal | |
| 2. | Let's Play Portal Part 2: Weighted Companion Cube | 23:59 | Portal | |
| 3. | Let's Play Portal Part 3: Attempted Murder | 19:03 | Portal | |
| 4. | Let's Play Portal Part 1 - Testing Start | 18:10 | Let's Play | Portal |