By comparison, the extraordinarily widespread use of Haki in the New World was only a minor factor.
The history of the Flower Kingdom had already proven that powerful specialists in Body Techniques and Haki, which relied even more heavily on talent, could actually be restricted at the source. Devil Fruit reincarnation, however, was different. Unless Mousse foolishly revealed the patterns he had deduced in advance, even the World Government would have no way to control it.
But why Devil Fruits were concentrated on the Grand Line, especially within the New World, was something even Mousse still did not understand.
He vaguely felt that the Calm Belt and the Red Line formed an enormous "cage." Perhaps some mysterious force within it bound the "devils," preventing them from leaving unless they were carried beyond the "cage" by a power user.
But proving that hypothesis would require research far beyond what he could accomplish now!
Shaking his head to clear away these useless thoughts, Mousse turned his attention back to the Hundred Thousand Mountains. The powerful fighters that could be produced here were not yet enough to overwhelm the entire Flower Kingdom, but how could that weakened pseudo-court possibly command the strength of the whole Flower Kingdom?
Besides, although Li Dayong could not practice martial arts himself, he was more than qualified to be an excellent teacher. He had gathered together talented young prospects so they could spur one another onward. How could their success rate compare to the previous situation, where they had simply been left to grow wild?
Taking into account the good news Mousse had told him—that the World Government had suffered consecutive heavy setbacks over the past year or two—Li Dayong felt that the great cause of restoring the Flower Kingdom had become highly promising. He was brimming with