Top 100 Portal 2 Videos With The Longest Duration by AntiBytes Gaming
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | COMPLETE!! Portal 2 co-op Guide Course 5 | 57:36 | Guide | Portal 2 |
| 2. | COMPLETE!! Portal 2 co-op Guide Course 3 | 53:05 | Guide | Portal 2 |
| 3. | COMPLETE!! Portal 2 co-op Guide Course 4 | 44:12 | Guide | Portal 2 |
| 4. | COMPLETE!! Portal 2 co-op Guide Course 2 | 41:59 | Guide | Portal 2 |
| 5. | COMPLETE!! Portal 2 co-op Guide Course 1 | 26:14 | Guide | Portal 2 |