| Ruler | Kingdom | Era |
|---|---|---|
| Mr. Archdruid Niveko | Royal order of Claidmore | 47 |
| Mr. Niveko | Freelance Alliance | 27 |
| Mr. Niveko | Freelance Alliance | 28 |
| Mr. Niveko | Freelance Alliance | 28 |
| Mr. Niveko | The Freelance Alliance | 29 |
| Mr. Niveko | The Freelance Alliance | 29 |
| Mr. Niveko | The Freelance Alliance | 30 |
| Mr. Niveko | The Freelance Alliance | 30 |
| Mr. Niveko | The Freelance Alliance | 31 |
| Mr. Niveko | Killer Klownz | 44 |
| Mr. Niveko | 44 | |
| Mr. Niveko | The Unbreakables | 45 |
| Mr. Niveko | Killer Klownz | 45 |
| Mr. Niveko | The Unbreakables | 46 |
| Mr. Niveko | Royal order of Claidmore | 46 |
| Mr. Niveko | Forsaken | 47 |
| Mr. Niveko | Forsaken | 47 |
| Mr. Niveko | Sol Invictus | 47 |
| Mr. Niveko | Royal order of Claidmore | 47 |
| Mr. Niveko | Forsaken | 47 |
| Mr. Niveko | Forsaken | 47 |
| Mr. Niveko | The Death Dealers | 47 |
| Mr. Niveko | Forsaken | 47 |
| Lord Niveko | Royal order of Claidmore | 47 |
| Mr. Niveko | Forsaken | 47 |
| Mr. Niveko | Royal order of Claidmore | 47 |
| Mr. Niveko | Forsaken | 47 |
| Mr. Niveko | Forsaken | 47 |
| Mr. Niveko | Forsaken | 47 |
| Mr. Niveko | Swag | 48 |
| Lord Niveko | 48 | |
| Mr. Niveko | Royal order of Claidmore | 48 |
| Mr. Niveko | Sol Invictus | 48 |
| Mr. Niveko | Sol Invictus II | 48 |
| Mr. Niveko II | Kingdom Hearts Nirvana | 47 |
| Mr. Niveko II | Pink Legacy | 47 |
| Mr. Niveko II | Kingdom Hearts Nirvana | 47 |
| Mr. Niveko II | Dorian Empire | 47 |
| Mr. Niveko II | Kingdom Hearts Nirvana | 47 |
| Mr. Niveko II | Legacy | 47 |
| Mr. Niveko II | Kingdom Hearts Nirvana | 48 |
| Lord Niveko III | Royal order of Claidmore | 47 |
| Mr. Niveko III | Royal order of Claidmore | 47 |
| Mr. Niveko III | Royal order of Claidmore | 47 |
| Lord Niveko III | Royal order of Claidmore | 47 |
| Mr. Niveko III | Kingdom Hearts | 48 |