Top 100 Portal 2 Videos With The Longest Duration by hfactor66
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | hfactor's Backlog! | Portal 2 | First Playthrough! (Part 2) | 4:21:52 | Let's Play | Portal 2 |
| 2. | hfactor's Backlog! | Portal 2 | First Playthrough! (Part 1) | 4:02:02 | Let's Play | Portal 2 |
| 3. | hfactor's Backlog! | Portal 2 | Challenge Mode Stream! | 3:44:24 | Vlog | Portal 2 |