C874 Ancient weapons

What appeared in front of Bai Xiaohei was a huge object that he had never seen before. This object was around 30 metres tall, it looked like a dragon, and its entire body was made of metal.

"Did Long Ao want me to spend a day with him just to recharge this thing? What kind of joke was this? A robot? " Bai Xiaohei looked at the gigantic steel dragon in front of him with even more unease