Heinrich Stroheim

In Shin Mazinger, Stroheim is one of the three great robot engineers in the world, and the rival of Kouji's grandfather Juzo. He built the assassin androids, the Gamia sisters, and currently lives in a castle within the forests of Germany with his daughter Lorelei. He also built the giant robot Danube/Donau α1, which he believes the be the most powerful machine in the world.