章 713: Destiny Seal

"Taboo techniques? What is that? And how can I tell if a technique is taboo or not?" Yuan asked.

"Can I see the techniques?" Feng Yuxiang then asked.

"Here you go." Yuan handed all of the Blood Sect's techniques to her.

Feng Yuxiang looked at each of them and separated them into two different piles.

"The techniques on the right are normal techniques while the ones on the left are taboo techniques. You can tell the difference based on their aura. Taboo techniques all have a sinister aura." Feng Yuxiang said.

"All techniques considered taboo by the heavens will automatically have this sinister aura, so even if you copy it on a new piece of paper, it would still have a sinister aura. As for how the heavens decide which technique is taboo… I have no idea."

"I see… So we cannot sell the taboo techniques, right?"