Edward gave a questioning gaze; to which Taylor culminating a debate to tell him or not, then, at last, he gave the answers to his puppy gaze.
"The beast, that took over this mine is called Shadow Cat."
When Edward wanted to cross-question him Taylor raised his hands, "I will tell you everything, then you may ask me what you want to know"
"The Shadow-type beast are rare but powerful. They are beasts of darkness. They all have unique types of darkness ability."
He pointed his hand towards the wall struck with bones inside them, "did you see those bone, this beast have the power to walk through the wall. This is a shadow-oriented beast. That is the reason they choose this tunnel of least favorite. Because it won't need the nominal sneak attack tactics. It lives in shadows. It can sneak up on anyone through shadow. For these beasts, this tunnel is more advantageous than the other one."