@B4ND But the true essence and purpose of martial art are honing the mind and body, saving others and not hurting people. Most martial art masters I have seen are calmer than normal person and less likely to resort to violence. The Master might have wanted to engraved the teaching into their mind.
So the Ling girl is this arc's Douji and those guys are this arc's Onishima Alliance executives, right? I'm gonna guess their beads will break and they will start causing chaos or something like that.