A Thousand-Person Ruler's Personal Opinion

Imagine how terrifying a blow to military formation and morale it would be if comrades who entrusted you with their backs suddenly turned into bloodthirsty, frenzied enemies! Under this kind of psychological blow, demonic yin flare easily turned into a contagion, just like camp hysteria in ancient armies; one person's flare caused the entire army to fall, and situations like this were not uncommon in history.

Until today, the Xianzhou's targeted psychological training for troops had been optimized countless times, yet the front lines still constantly had to make massive preparations to deal with demonic yin.

And Ling Shuang's sword was an exceptional solution to this situation. For those afflicted by demonic yin, making them mentally die on the spot like Blade, falling down motionless to be dealt with after battle, could save so much effort and avoid so much risk.

Secondly, since it could work on Blade, it would certainly be effective against the vast majority of Abundance Mara-beasts; this was a trump card against immortal enemies like Summon Lightning.

Finally, since it could sever the mind, could they research more refined methods—for instance, severing only the part corrupted by the mind, and could this reverse the Demonic Yin Body? Or alternatively, had Ling Shuang actually already mastered such an ability, and she just didn't understand its value yet?

Jing Yuan looked intently at Ling Shuang. This time, he was no longer looking at a respected grandmaster of swordsmanship, but seeing hope—even if it was only hope, for the entire Xianzhou Alliance, to reverse even a sliver of the Demonic Yin Body was a dreamed-of treasure!

"Oh? You want to learn this Heart-Slaying Sword?"

Ling Shuang raised an eyebrow, slightly surprised by Jing Yuan's discernment and vision.

Yet on second thought, as the general of an interstellar mothership, it