When Heather goes to meet a man claiming to have seen Oswald, she walks into a trap that forces the Dragon Riders to pay a dear and unexpected price.
| Title | Sins of the Past |
|---|---|
| Genres | Family Kids Animation Action & Adventure Sci-Fi & Fantasy |
| Release Date | 2017-08-25 |
| Episode Runtime | 00 Hours 23 Minutes |
| Season Number | 5 |
| Episode Number | 13 |
| Production Companies | DreamWorks Animation Television |
