Yi Tianyun knew their morale was high and that they were ready to sacrifice themselves for the Spirit Race at any moment, but he didn't need that. Some sacrifices were completely unnecessary. So what if it was General Feng? If they couldn't defeat him, they would just have to stall him. He refused to believe they couldn't hold General Feng back.
As for whether the Netherworld Emperor would come personally, that was currently impossible. For a Great Emperor to personally mobilize against a mere third-grade faction would be to lower his own status. It would be just as disgraceful as the destruction of the Netherworld Prison.
Mobilizing the entire army against a faction that was insignificant to begin with—would they have any face left? Knowing the Netherworld Emperor, he would absolutely never stoop to that level.
