Actually, Yu Sheng had long wanted to try mass-producing Erins; this idea had been lingering in his mind for at least half a month now.
There wasn't really any reason; he just thought it was interesting—like most of his ideas, it popped up without any reason.
Of course, now there's a legitimate reason: to develop Erin's combat potential, to conveniently deal with troublesome enemies like that priest.
And as the person involved in this plan, the little puppet obviously supported it—after all, Erin and Yu Sheng have always been on the same wavelength regarding these "whimsical ideas"; the former is the one who fears the world will not be chaotic enough, while the latter is responsible for ensuring it is completely chaotic...
So the two of them discussed, immediately hitting it off, plotting together, getting along like partners in crime...
