The user can restrain, trap or seal Astral Beings (including astrally projecting being, ghosts, spirits, psychic entities, etc.) into specific place, item or being (possibly allowing their energies to be tapped by others) or prevent them from entering certain areas or possessing beings/items. They can prevent a ghost from manifesting, prevent an astral projector from entering their body, or force ghosts on or off their plane of existence.