Top 100 Portal 2 Videos With The Longest Duration by Pro Completionist Gamer
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal 2 Walkthrough Part 2 | 23:07 | Walkthrough | Portal 2 |
| 2. | Portal 2 Walkthrough Part 4 | 21:39 | Walkthrough | Portal 2 |
| 3. | Portal 2 Walkthrough Part 5 | 20:57 | Walkthrough | Portal 2 |
| 4. | Portal 2 Walkthrough Part 1 | 20:47 | Walkthrough | Portal 2 |
| 5. | Portal 2 Walkthrough Part 3 | 20:08 | Walkthrough | Portal 2 |