The power to sense and identify foreign bodies in one's own or others' bodies.
The user can sense/identify the presence of foreign bodies within themselves or others, including physical objects, sicknesses, parasitic beings, superpowers, supernatural effects, toxins, magic, curses, etc. Essentially anything that isn't part of the fully functional, unmodified biological physical structure can be detected.
- May only be able to identify certain kinds of foreign bodies.
- May or may not be able to heal/remove said foreign bodies.
- Anti-Venom (Marvel Comics)