| Ruler | Kingdom | Era |
|---|---|---|
| Mr. Acreon | SOLDIER | 12 |
| Mr. Acreon | 47 | |
| Mr. Acreon | 47 | |
| Mr. Acreon | 48 | |
| Mr. Acreon | 48 | |
| Mr. Acreon | The Federation | 48 |
| Mr. Acreon | biohazard | 48 |
| Mr. Acreon II | biohazard | 47 |
| Mr. Acreon II | MYTH | 48 |
| Mr. Acreon II | MYTH | 48 |
| Mr. Acreon III | MYTH | 47 |
| Mr. Acreon III | MYTH | 47 |
| Mr. Acreon III | BioHazard | 48 |
| Mr. Acreon III | 48 | |
| Mr. Acreon III | 48 | |
| Mr. Acreon The Thingymajig | 47 | |