chapter 537 The name of the sword, thirteen years!

"That sword just now..."
The Bear King stared at Owen Su, while in his mind he was recalling the brilliant and dazzling sword that Owen Su had just swung.
"Swordsmanship, a breakthrough?" The Bear King was secretly shocked.
His talent is already terrifying enough, and under such circumstances, he can achieve a breakthrough in swordsmanship?
Outside the battle space, there was also silence at this moment.
The disciples who were watching the battle all had dumbfounded...