The enthusiasm tied into the likelihood of such a thing's use in Hiei's hands was disturbing. Blue frowned faintly, trying to visualize such a thing with little luck. No such things existed before this place, and even now, trying to grasp all the powers present was a challenge. Moreover...Why hadn't he loosed it already? It seemed like something he would do, for all Blue knew. But that wasn't something he was eager to provoke.

He nodded faintly. "A formidable power, then."