| Ruler | Kingdom | Era |
|---|---|---|
| Mr. Djscooby | 40 | |
| Mr. Scoob | 48 | |
| Mr. Scooby | The Last of the Hybrid Wolves | 33 |
| Mr. Scooby Doo | Stormcloaks | 47 |
| Mr. Scooby Doo | Forsaken | 48 |
| Mr. Scooby Doo | Shall Not Pass | 48 |
| Mr. Scooby Doo | Alea Iacta Est | 48 |
| Mr. Scooby Doo | 48 | |
| Mr. Scoobysnacks | 48 | |
| Mr. Scoobysnacks | 48 | |