Lu Yuan was not about to cut off a piece of his own soul.
Not even a wisp of it.
There were three reasons for this.
First, he could not directly interfere with history.
Because he did not exist in that period of history.
Second, there was no need for him to harm himself.
A mere remnant soul of a Dou Emperor.
Faced with the full-strength strike he had sealed away in his normal state.
It simply could not survive.
If that Dou Emperor had not been a remnant soul, but a complete soul, or even possessed a physical body, it might indeed have been able to withstand his strike. After all, aside from the Years Blade and Red Dust Threads, those were his primary offensive techniques. He knew other spells as well, but at the Earth Supreme level, who did not have a few trump cards up their sleeve? Killing an opponent of the same realm as easily as chopping vegetables was nearly impossible. At most, one side would be forced to retreat in defeat. Such scenes were quite common in the cultivation world.
Take the Luo God Clan back then, for example.
The Blood God Clan had been so powerful.
Yet in the end, did they not still have to deploy several Earth Supremes? They even had the Blood God Clan Chief hold Luo Tianshen back here before they could surround and kill the Luo God Clan's other Earth Supreme, preventing him from escaping when he realized things had gone south.
That alone showed how tenacious the lives of the strong were.
Unless they encountered some rare genius.
Someone on the level of the Nine Emperors.
Or someone on Qing Yan Jing's level.
Or unless they were forced by circumstances to fight to the death.
Otherwise, in a