600 Years

"These flames don't seem to be very strong."

Jian Wushuang casually waved his sword.

Although it was just a casual move, the power of the universe origin of sword principle and the trace of the universe principle was also extremely powerful, it directly cut open the sky full of surging flames.

However, the black flames did not extinguish immediately. Instead, they burned even more vigorously and continued to surge toward Jian Wushuang.

Jian Wushuang had no choice but to attack again.

Whoosh! Whoosh! Whoosh! Whoosh!

Sword lights slashed out one after another. Although they easily cut through the surging flames, they could not extinguish them.

The flames burned more and more vigorously, and the number of flames increased.

"This formation is a bit difficult to deal with." Jian Wushuang frowned.

At this moment, Blood Rain Demon Monarch's figure suddenly appeared in the void around Jian Wushuang.