Top 100 Portal Videos With The Longest Duration by Power Attack
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | A DUET WITH GLADOS - Portal: Episode 3 | 34:04 | Portal | |
| 2. | I AM TO ARE PUZZLE GOOD - Portal: Episode 1 | 21:33 | Portal | |
| 3. | THAT'S NEVER BEEN DONE BEFORE - Portal: Episode 2 | 21:24 | Portal | |
| 4. | DID I TRIGGER YOU? - Portal: Episode 4 (FINALE!) | 17:19 | Portal |