MANDATORY CHANGES
✔ Thick hair with the texture of seaweed that grows faster than normal.
✔ A greenish (or any color) tint to their skin.
✔ Pointed ears.
✔ Fingernails and toenails that are thicker and dark in color.
✔ A taller stature, anywhere from a few inches to a full foot taller.
✔ The ability to change into a horse and the ability to be a sticky horse.
✔ Sharpened senses, especially underwater.
✔ The ability to breathe underwater.
✔ Skittishness.
✔ A need to feed on human energy.

OPTIONAL CHANGES
○ Fog form.
✔ Sharp, needle-like teeth.
✔ Seaweed mane and tail (in horse and regular form)
○ A sickly thin appearance.
○ Longer arms and legs in proportion to the rest of the body (in regular form).
✔ Hooves instead of feet (in regular form).
○ The ability to drain water from their targets, effectively removing energy and feeding themselves.
○ The ability to take an in-between form that's similar to a centaur in appearance.
○ Perhensile, seaweed-like tendrils coming from the back that can be used to entangle humans.
○ The ability to compel humans to come closer by making eye contact (in any form).