Top 100 Portal 2 Videos With The Longest Duration by Alpha Matt The Lad
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | PORTAL - Part 1 Playthrough | 35:52 | Let's Play | Portal 2 |
| 2. | PORTAL - Part 2 Playthrough | 29:14 | Let's Play | Portal 2 |
| 3. | Portal 2 Co-op EP#1 - Stuff happened | 16:42 | Portal 2 | |
| 4. | Portal 2 Co-Op Ep#2 - HOW COULD YOU?!?! | 10:01 | Portal 2 |