| Ruler | Kingdom | Era |
|---|---|---|
| Mr. Bad Mans Sixgun | Wild Old West | 48 |
| Mr. Corwin The Sixth | 48 | |
| Mr. Six | 47 | |
| Mr. Six | 48 | |
| Ms. Six Pool | nicole pwns | 48 |
| Ms. Six Pool Only | 47 | |
| Mr. Sixaxis | 48 | |
| Mr. Sixpack | 48 | |
| Mr. Sixs | 48 | |
| Mr. Sixsixsix | al I Ial | 48 |
| Mr. Sixth Sign | Poodles From Hell | 47 |
| Viceroy Sixty | Arrseonia | 14 |
| Viceroy Sixty | Rumour | 15 |
| Viceroy Sixty | Rumour | 15 |
| Viceroy Sixty | Rumour | 15 |
| Viceroy Sixty | Rumour | 15 |
| Viceroy Sixty | Rumour | 15 |
| Viceroy Sixty | Rumour | 15 |
| Viceroy Sixty | Rumour | 15 |
| Viceroy Sixty | Rumour | 15 |
| Viceroy Sixty | Rumour | 15 |
| Viceroy Sixty | Rumour | 15 |
| Archduke Sixty | Rambo Slayers | 27 |
| Mr. Sixty | 47 | |
| Mr. Sixty | Shall Not Pass | 47 |
| Mr. Sixty | 48 | |
| Viceroy Sixtyfd | Arrseonia | 13 |
| Sir Sixtyfotdoll | 11 | |
| Mr. Sixtyfour | 48 | |
| Ms. Sweetsixtern | Russian Democratic Republic | 29 |
| Mr. Test Fiftysix | 48 | |
| Mr. Twentysixpilots | Ashrak | 47 |