| NAME | GENDER | BREED | COLOR | HEIGHT | ABILITIES | PLAYER |
|---|---|---|---|---|---|---|
| Shrapn3l | Male | Ardennes | Unknown | Unknown | Earth III | Afakasi |
| Shtriga | Androgenous | Hybrid | Albino | Unknown | Speak Psychicly to Prometheus | Livv |
| Shyloh | Female | Hybrid | Unknown | Unknown | Fire I | Roach |
| Shysie | Female | Arabian | Grey | Unknown | Water V, One way telepathy, Short range teleportation | October |
| Sicke | Male | Draft/Thoroughbred | Liver Chestnut | 16.3 hh | Earth I | Affirmative |
| Sid | Male | Thoroughbred/Barb | Black | 17 hh | Fire III | Jett |
| Sigh | Female | Hybrid | Chestnut | 14 hh | Air II | Alora |
| Sikki | Male | Thoroughbred Hybrid | Black | 15.3 hh | Water I, Skeleton Wings, Twin of Nikki, Died in womb | Livv |
| Silent Movie | Female | Paint | Black and White Tobiano | 14.2 hh | Light I | Echo |
| Silhouette | Female | Andalusian Hybrid | Dappled Grey | 16.1 hh | Water I | Jackie |
| Silvernail | Female | Mustang Hybrid | Grey | 14.2 hh | Air II | Lec |
| Sinister | Female | Friesian Hybrid | True Black | 16 hh | Electricity I | Haylee |
| Sinner | Male | Arabian Hybrid | Blue Roan | 17 hh | Fire I | Destiny |
| Siren | Female | Arabian | Unknown | Unknown | None | Paradox |
| Sirenne | Female | Hispano/Arabian | Unknown | Unknown | Water V, Psychic IV | Candy |
| Sirius | Female | Mustang | Grey | 14.3 hh | Water I | Kisare |
| Sirona | Female | Gypsy Vanner | Unknown | Unknown | Air II | Rain |
| Sitka | Female | Belgian Hybrid/Thoroughbred | Black Sabino | 17.3 hh | Light II | Syd |
| Skegor | Male | Akhal Teke Cross | Cremello | Unknown | Light I | Jester |
| Skepticism | Female | Lipizzaner | Black | 15.1 hh | Non-believer | Red4crimson |