Top 100 Portal 2 Videos With The Longest Duration by Khrow
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal 2 CO-OP #5: Why You Derp so Much | 34:50 | Portal 2 | |
| 2. | Portal 2 CO-OP #3: Robot Launching | 30:58 | Portal 2 | |
| 3. | Portal 2 CO-OP #4: Extreme Derping | 25:12 | Portal 2 | |
| 4. | Portal 2 CO-OP #2: The Infinite Fall | 24:59 | Portal 2 | |
| 5. | Portal 2 CO-OP #1: Let the Derping Begin | 20:08 | Portal 2 |