As for spiritual energy, that's not a problem.

[ He taps his chin with his folded fan. He specializes in using unconventional weapons, after all. ]

Thank you for the advice. If I need to eradicate anybody, I'll try the xiao first.

[ He spreads his fan and waves it. Golden tendrils of qi float around its edge. ]

Or perhaps I'll just try fanning the spirits away, haha!