Swim Swim is a girl of few words. She admires those in power to the point of emulating her teacher. She tends not to display her emotions outwardly, and is extremely smart for her age, Swim Swim is very literal-minded and takes the words of those in authority as law. She memorizes all of Ruler's teachings and makes them her way of life, regardless of the content of them. She is able to "swim" through solid objects. wields a a halberd she named Ruler after her after her deceased mentor.