Adolf K. Weismann
Adolf K. Weismann (アドルフ・K・ヴァイスマン, Adorufu Kā Vaisuman) is the Silver King, formerly a researcher in Germany who experimented with the effects of the Dresden Slate. He was ejected from his original body by the Colorless King and had since inhabited the body of a teenage boy, where after becoming amnesiac, Weismann assumed a new identity, Yashiro Isana (伊佐那 社, Isana Yashiro).
Personality: Experimental, Intelligent
Interests: Animals, Science, Technology