User blog comment:Dragon´s Blade/World Coexistence Alliance/@comment-24965182-20140827114716/@comment-98.211.214.12-20140827150431

Rodney: It seems to glow brightly when Cinder is close since a piece of her is in here. It would take a lot of skill to do something like that. Infusing a part of yourself into Dust. It can also be very risky too.