C238 Massacre of black wind city

There was a huge ravine on the ground that was a full ten meters long, it was the might of the saber wind, and their Black Wind City was just like a piece of scrap metal that had been cut into two halves.

Just a single slash, what sort of inner force was needed to cause such great damage?

"Strange …" "Monster!" The voices of the two bandits changed as they ran into the town. As they ran