| Ruler | Kingdom | Era |
|---|---|---|
| Mr. Anton Navidor | 26 | |
| Sir Arlidorius The Tafflinicronian | Lightning Dust | 40 |
| Mr. Idor | 48 | |
| Mr. Iseador Fidor | Ultimate | 26 |
| Mr. Isidore | 48 | |
| Mr. Isidoros | 48 | |
| Mr. Ixidor | Peacekeeper | 27 |
| Mr. Ixidor | Peacekeeper | 28 |
| Ms. Midori Inazuma | 48 | |
| Mr. Midorya | 48 | |
| Mr. Otokomidori | 48 | |
| Ms. Soridormi | 48 | |
| Ms. Soridormi | 48 | |
| Mr. Xanatos The Conquisidor | 48 | |