Top 100 Portal 2 Videos With The Longest Duration by GGuy Streams
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal 2 (Single Player) | 5:27:14 | Portal 2 | |
| 2. | Let's Play It Again! 9 Day 6 | 4:57:52 | Portal 2 | |
| 3. | Let's Play It Again! 9 Day 7 | 4:54:15 | Portal 2 | |
| 4. | Let's Play It Again! 9 Day 5 | 4:34:13 | Portal 2 | |
| 5. | Portal 2 Co op 1 | 3:59:41 | Portal 2 | |
| 6. | Portal 2 Community Co op | 3:57:46 | Portal 2 |