Top 100 Portal Videos With The Longest Duration by conradicall
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | IT'S THE FINAL COUNTDOWN | Portal - Part 3 (ENDING) | 1:07:42 | Show | Portal |
| 2. | COMPANION CUBE | Portal - Part 2 | 29:06 | Portal | |
| 3. | THIS GAME IS A MASTERPIECE | Portal - Episode 1 | 29:05 | Show | Portal |