The mushroom it holds spreads highly soporific spores when shaken. As its target becomes drowsy, Pabra uses this lull in mental defenses to begin siphoning intelligence from the victim's mind.
It is rumored that a boy with psychic abilities suddenly transformed into Pabra while he was assisting research into extrasensory powers. A Pabra has parasitic tochukaso mushrooms growing on its back.