Chapter 835

A flicker of anger passed through the old man's eyes. "Brat, do you really think you can stand against me? Today, I'll show you what true fear is!"

Before his words had faded, the old man rapidly formed seals again. An even more powerful black aura suddenly erupted around him. It spread through the air as though tangible, dropping the temperature throughout the valley by several degrees. Icy killing intent gleamed in his eyes, as if he wanted to tear Shen Xiu to pieces.

"Nine Nether Underworld Fire, burn him to death!" The old man's voice was vicious.

As his voice fell, a massive black rift suddenly appeared in the sky. Countless black flames poured from it, carrying an eerie aura as though they could incinerate everything. Like a tidal wave, they surged toward Shen Xiu and engulfed his entire body.

Yet just as the flames were about to consume Shen Xiu, an even more powerful aura suddenly erupted from his body. Like a primordial savage beast, it shot into the heavens and instantly forced back the Nine Nether Underworld Fire. The bloody rune seal in Shen Xiu's left eye flickered ever more rapidly, as if endless power were surging through his body.

"Nine Nether Underworld Fire is nothing more than child's play!" Shen Xiu's voice echoed through the valley. A black whirlwind formed around him, shredding the flames one by one.

"Impossible!" Fear entered the old man's voice. "How could you possibly withstand the Nine Nether Underworld Fire?"

Shen Xiu sneered, his gaze stabbing into the old man like a blade. "You think the Nine Nether Underworld Fire is impressive? That's only because you've never seen true power!"

As his words fell, the bloody rune seal in Shen Xiu's left eye suddenly erupted with dazzling light. A massive black