| Ruler | Kingdom | Era |
|---|---|---|
| Mr. Cheifthundermuscle | 48 | |
| Mr. Dropkick The Australian Muscle | Mad Against Drugs | 42 |
| General Muscle | Legacy | 22 |
| Sir Muscle | Kingdom of Stupid Warriors | 47 |
| Mr. Muscle | 47 | |
| Sir Muscle | 47 | |
| Mr. Muscle | Beothuck | 47 |
| Sir Muscle | Infinity | 47 |
| Sir Muscle | Kingdom of Stupid Warriors | 47 |
| Sir Muscle | Kingdom of Stupid Warriors | 48 |
| Sir Muscle | Kingdom of Stupid Warriors | 48 |
| Mr. Muscles | 48 | |
| Mr. Musclesdelaney | Wardens of Wisdom | 47 |
| Mr. Musclesdelaney | 48 | |
| Mr. Nerdmuscle | 48 | |
| Mr. Nerdmuscle | The Titans | 48 |