C6171 Black Blood Old Demon's Strength!

"Let you, Zhang Wutian, step into despair and pain, step into death!"

"Black Demon Bloodthirsty Technique, Blood Fiend Descends!"

Although the Black Blood Ancestor roared angrily, a dense blood fiend aura enveloped his limbs and bones, and in the next moment, it spread out in all directions.

The entire world became somber and murderous