In the anime series Neon Genesis Evangelion, the interconnected trio of sentient supercomputers that run both the city of Tokyo-3 and NERV Headquarters. They consist of Casper, Balthasar and Melchior. Each one contains a partial copy of the personality and memories of their creator, Dr. Naoko Akagi. One is herself as a woman, one is herself as a mother, and one is herself as a scientist. At one point the computers were invaded by the Eleventh Angel, Ireul.