Top 100 Portal 2 Videos With The Longest Duration by Slime Boss Streams
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Live Plays: Portal 2 Co-Op [Session #3] | 4:04:12 | Let's Play | Portal 2 |
| 2. | Live Plays: Portal 2 [Session #2] | 2:26:53 | Let's Play | Portal 2 |
| 3. | Live Plays: Portal 2 [Session #1] | 1:35:11 | Let's Play | Portal 2 |