Top 100 Portal 2 Videos With The Longest Duration by Xenon Cerberus
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal 2 (2011) - part 2 | 1:23:56 | Portal 2 | |
| 2. | Robots are Cool (Portal 2) - part 3 | 1:17:19 | Portal 2 | |
| 3. | Why I over complicate everything (╯°□°）╯︵ ┻━┻ - (Portal 2) - part 5 | 1:17:16 | Portal 2 | |
| 4. | Beam me up, Scotty - (Portal 2) - part 6 | 1:15:31 | Portal 2 | |
| 5. | Potato (Portal 2) - part 4 | 1:12:31 | Portal 2 | |
| 6. | The End - Portal 2 part 7 | 1:06:30 | Portal 2 | |
| 7. | Roasted by an AI | Portal 2 (2011) - part 1 | 59:30 | Portal 2 |