The White-Robed King's face was ashen.

His mind went completely blank.

"What's happening? He knows my Iaido Lightning Slash too? This is a secret technique of my Mountain Sword Sect, never taught to outsiders. He's from the Northern Region, and it's impossible for him to have seen this sword technique before. But how come he knows it...?" Countless thoughts flashed across White-Robed King's mind in an instant.

In drawing out his sword just now, Ding Hao ...