[Riku shakes his head, faintly amused by Yuffie's whining but also a little troubled by her attitude.]

As bad as he is, that'd definitely be overkill.

[Most literally, probably, and really. As long as there are better options, there is little reason to go there.]

Putting him to sleep would be just a temporary measure, though. [Since that the spell would break the second someone bumped him.] It'd be better to find a way to get him stop of his own will.