"There may be." Hiei shrugs his shoulders, though, unperturbed by the thought that maybe someone just hadn't revealed themselves yet. But since they had conquered the problem of the Dark Tournament, Sensui, and the Kings Tournament.. well. What else couldn't they figure out or muscle their way through? The security of having Yusuke and Kurama nearby is enough that he isn't bothered by the possibility of a threat such as that.

"We will face it if the need arises. Otherwise, this place is simply irreparably boring." In a way, having amassed all this power and prestige had simply been a method of shooting himself (proverbially) in the foot. "The ones with the closest chance are the mutants, I think."