He understood the Lord of the Skeleton Sea, but he felt very wronged: "I really didn't know!"
These beast souls were bound in the Ben Stone, which was also a treasure forged by powerful artificers from Baker Refinement City. The beast souls imprisoned in it always retained their instincts and all their memories from their previous lives.
However, such beast souls could not simply be transformed into same-tier ghost spirits. Becoming a ghost spirit requires immense determination. Although these beast souls were powerful in their previous lives, once separated from the Ben Stone, they might slowly dissipate like ordinary souls.
This result is absolutely unacceptable for anyone in the Miniature Underworld, as it would be a huge waste of resources.
But how can these beast souls be taught to cultivate and eventually transform into ghost spirits in the Miniature Underworld? King of Souls glanced at these ferocious and roaring fellows and really had no confidence in being a mentor.