| NAME | GENDER | BREED | COLOR | HEIGHT | ABILITIES | PLAYER |
|---|---|---|---|---|---|---|
| Nyxvon | Male | Andalusian/Thoroughbred | Unknown | Unknown | None | Dio |
| O.cultrado | Male | Vanner Hybrid | Greying Black | Unknown | Fire I, Camouflage coat | Rain |
| Obsidian | Male | American Mustang | Unknown | Unknown | None | Lauren |
| Occasus | Female | Andalusian | Grey (Black base) | 15.2 hh | Fire I | Obsidian |
| Ocean | Mare | Quarter Horse | Blue Roan | 16.1 hh | Water I | Ashira |
| Ochre | Female | Mustang | Black | 14 hh | Earth I | Kristin |
| Olian | Female | Mustang | Bay Roan | 13.2 hh | Psychic I | Jenger |
| Olmec | Female | Friesian/Percheron | Black | 18 hh | Air I | Zombie |
| Olwyn | Female | Mustang | Grey & White Tobiano | 15 hh | Water II | Elvin |
| Ophelia | Female | Arabian | Grey (black Base) | 15.2 hh | Air II, Earth IV, Electricity IV, Light V, Psychic IV, Time V, Shapeshift Peregrine Falcon | Nicole |
| Orani | Female | Mustang | Bay | 14.2 hh | Earth II | Jenger |
| Orb | Female | Mustang | Unknown | Unknown | Water II, Blind in left eye | Kesera |
| Orbit | Female | Hybrid | Buckskin | Unknown | Water II | Kesera |
| Orieana | Female | Mustang | Bay | 14 hh | Water II | Suds |
| Orion | Female | Quarter Horse/Appaloosa | Blue Roan Overo | 15.2 hh | Earth I | Trixx |
| Oshea | Mare | Palomino | Palomino | 14.2 hh | Water I | SuneeDee |
| Osiris | Male | Arabian | Black | 15.3 hh | Water II, Walking dead snydrome, Cannibalism | Jane |
| Othello | Male | Abstang Hybrid | Bay Sabino | 16.2 hh | Water IV, Electricity I | Nicole |
| Outre | Female | Paint Hybrid | Unknown | Unknown | Light I | Chevy |
| Owl Girl | Female | Hybrid | Grullo Roan | 16 hh | Psychic I | Inkling |