Pureblood vampire. Last son of Karlheinz. Dating Hiyu.
.He's usually seen alone and doesn't seem to care much about what's going on around him; he's the quiet type who doesn't like company. However, he gets easily annoyed and becomes very violent, to the point of breaking and destroying everything around him. He's also a bit of a delinquent, since he's somewhat violent and likes to break things. Subaru is also sadistic like his brothers, but sometimes he can be a sweet and somewhat kind boy, He's been seen in multiple images enjoying playing the piano
