Top 100 Portal Videos With The Longest Duration by ChaoticTeal
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Game Design Analysis - Portal | 3:42:46 | Portal | |
| 2. | Because I Feel Like It - Portal Achievement Hunting | 1:40:02 | Portal | |
| 3. | Portal Run Practice | 1:29:32 | Portal | |
| 4. | Extra Life (July 14, 2017) Part 15 - Portal | 1:06:31 | Portal | |
| 5. | Portal's Multi-Track Mechanical Mingling (Part 1) | 5:42 | Portal | |
| 6. | Portal's Multi-Track Mechanical Mingling (Part 2) | 4:37 | Portal |