Xu Ke left evidence behind, but it was really just a precaution. He didn't want to face a joint attack from the Huang and Ye Families later on. Therefore, taking precautions was the most secure measure.
Of course, letting all three of them go would have been the safest approach, but he couldn't bring himself to do it.
First, if he didn't kill them, they would provide the Ye Family with far too much valuable intelligence. Even if Yuk Ming was crippled, he could still describe the fight.
If the Ye Family learns that my strength far surpasses the Innate Great Perfection realm and that I possess a variety of techniques, they could quickly devise countermeasures. That wouldn't be good.
Xu Ke even began to suspect...
