| Ruler | Kingdom | Era |
|---|---|---|
| Lady Coolcat | Peacekeepers | 13 |
| Mr. Coolcat | Vengeance | 37 |
| Sir Coolcat | Peacekeepers | 41 |
| Sir Coolcat | Fate | 43 |
| Mr. Coolcat | British Petroleum | 47 |
| Mr. Coolcat | British Petroleum | 47 |
| Mr. Coolcat | 48 | |
| Mr. Coolcat | Peacekeepers | 48 |
| Mr. Coolcat | british petroleum | 48 |
| Mr. Coolcat | 48 | |
| Mr. Coolcat Talorc | Dendarii Mercenary Corps | 38 |