C263 The Battle of the Grandmasters!

Facing Xing Jiwu's provocation, Yun Fann couldn't help but slightly frown. The strength of his opponent's sword energy had far exceeded his expectations.

In the past, Yun Fann would always be considered a grandmaster of martial arts, but in reality, he had no idea how strong a grandmaster was. Now, he could feel that a grandmaster's strength was similar to a Qi Condensation cultivator