Katherina Rennell a young girl born in germany and was put into a facility to be experimented on they put needles into her body which gave her 2 abilities power mimicry and the ability to create force fields. When one scientist was about to put another syringe in her the doors were busted open with the U.S army taking down the scientist and other people in the room. When the army took katherina with them to an base with training. As she got to the age of 16 she was forced to be put in the real world to live and save people, she went midtown high to start her first year. the army gave her a house and money to start off and the rest was her adventure starting as Black Shadow