Top 100 Portal Videos With The Longest Duration by BD Playthroughs (Boulder Dash)
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal (Longplay) | 1:53:20 | Portal | |
| 2. | Let's Play! Portal- Ep 5: Time for Cake! | 35:52 | Portal | |
| 3. | Let's Play! Portal Ep. 2: Dual Hand-Held Portal Device | 17:32 | Portal | |
| 4. | Let's Play! Portal- Ep. 3: The Ever Faithful Companion Cube | 15:55 | Portal | |
| 5. | Let's Play! Portal- Part 1: Aperture Science Laboratories | 15:10 | Portal |