Top 100 Portal 2 Videos With The Longest Duration by Benjip892
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal 2, Brain Melting Puzzles.... Part 2 | 4:20:59 | Portal 2 | |
| 2. | Portal 2, Thinkin With Portals, Part 1 | 3:29:21 | Portal 2 | |
| 3. | Portal Reloaded, Thinking in 4D. Part 1 | 3:24:30 | Portal 2 | |
| 4. | Portal Reloaded, My Brain Hurts | 2:37:34 | Portal 2 |