Ethan Xiao's strength

Puff puff!
More than a dozen heads flew into the air, and the blood looked particularly scarlet under the reflection of the sword light. Then the sound of corpses falling to the ground was heard.
Among these dozen corpses, there was one who was a War King Realm expert who stopped Ethan Xiao, and was also killed by Ethan Xiao with a single sword.
The other two Battle King Realm warriors and the surrounding Sword Dynasty soldiers gasped and took several steps back unconsciously. The sword...