Top 100 Portal 2 Videos With The Longest Duration by JeffNotGeoff
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal 2 with Lazy Liable | 2:36:49 | Portal 2 | |
| 2. | The Portal 2 Singleplayer Playthrough Part 2 | 2:26:00 | Portal 2 | |
| 3. | Co-op Portal Chambers w/ Lazy Liable | 1:57:29 | Portal 2 | |
| 4. | The Portal 2 Singleplayer Playthrough Part 1 | 54:30 | Portal 2 |