However, in the Martial Dao World, this isn't considered much of anything.
After all, the Martial Dao World values strength above all, caring deeply about one's realm. As long as you are powerful, even if you kill a thousand people to advance, no one dares to utter a word against you; if you are capable, you can slaughter ten thousand people as a sacrifice for yourself, and still, no one dares to intervene.
The Yin Yang Ghost Sha Formation is created with the lives of ninety-nine children under the age of twelve. The power of the formation is boundless, several times stronger than the Qiankun Formation of the Medicine God Temple. However, due to its extreme malevolence, Carefree Valley has never dared to claim it publicly, only conducting it in secret.