Top 100 Undertale Videos With The Longest Duration by Casey D
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Undertale | Undyne & Mettaton | Part 4 | 2:20:11 | Undertale | |
| 2. | Undertale | It Was Nice to Meet You | Part 6 | 1:15:27 | Undertale | |
| 3. | Undertale | Web of LIES | Part 5 | 1:07:29 | Undertale | |
| 4. | Undertale | Making a New Friend | Part 2 | 35:47 | Undertale | |
| 5. | Undertale | Part 1 | Let's Play | 31:43 | Let's Play | Undertale |
| 6. | Undertale | The End | Part 7 | 26:43 | Undertale | |
| 7. | Undertale | Let's Go on a Date! | Part 3 | 19:40 | Undertale | |
| 8. | Undertale | Quick Review | 8:19 | Review | Undertale |
| 9. | DELTARUNE is not UNDERTALE | 5:08 | Undertale |