C22

Zhantai Yue'er nodded her head and said, "Yes, the glowing white crystal inside the beast's brain is its inner core!"

Niu Thirteen was suddenly enlightened. He was thinking that when there was a chance in the future, he had to try and see if the 'Unparalleled Demonic Art' could absorb a vicious beast's core.

"Boom …"

There was a loud noise in the sky as the surrounding forests were lit up