"Continue," Luo'er nodded, a rare lack of new questions emerging.
"The connection between Spirit Control Masters and cultivation is simple; it lies in the beasts they train. As you've seen, the beasts here generally have an inner core, including the Scouring Sky Beasts, which is why when a Scouring Sky Beast falls, the beasts would consume the Source river," Zisu said.
"Spirit Control Masters perform meticulous surgery on the beasts, cutting open their bellies to find their inner cores and then carve Runes onto them. It doesn't need to be too complicated; just enough to explode at the will of the Spirit Control Master."
