Advantages: Perception +1.

Description: Hunting in the darkest night, the Bat had to adapt itself to an enviroment able to fool even the most skilled predator, as such, it evolved an amazing perception ability, rivaled by few in the whole natural world. Similary, these Tags will evolve the wearer skill in perceiving his surrounding and, altough he won't gain Bat's Sonar ability, a new whole world will be disclosed to his senses (Perception +1).