Top 100 Portal Videos With The Longest Duration by LemonBirb Or Liffy's old archive channel
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal part 5: WE ESCAPED! | 26:31 | Portal | |
| 2. | Portal part 4: THIRSTY? | 21:01 | Portal | |
| 3. | Portal part 1: YOU'VE GOT BUDDIES!? | 20:57 | Portal | |
| 4. | Portal part 6: THE CAKE IS GONE! | 19:03 | Portal | |
| 5. | Portal part 3: PUT ME DOWN! | 16:15 | Portal | |
| 6. | Portal part 2: CUBE TO THE HEAD! | 14:57 | Portal | |
| 7. | Portal part 7: B-BUT I WON! | 10:32 | Portal |