Horse-Bone's full appearance is unclear. It is seen that he dresses in a blue business suit with white shirt & a tie, and that he has a horse head and feet. Whether these are his real body parts or if they are masks and gloves, is unknown.
Abilities and Powers
Horse-Bone's abilities have yet to be revealed. Though considering he is co-in charge of H-City means the Hero Association trust in his strength to a decent degree.
Horse Hooves: He uses horse hooves as weapons.