Anastasia (Cronus 300)

Anastasia (Supposedly pronounced Anastafia or similar) is the main antagonist of the Titanomachy series and leader of the story's major villains, the Chimaeras. She is a fallen hero who has an unknown history which mysteriously revolves around main protagonist, Aelita Schaeffer's mother Anthea Hopper. Despite their unknown history it is likely revealed that Anastasia, despite any speculation of what her age might be, secretly orchestrated World War 2 and most of the events driving the story from behind the scenes and is responsible for events that may have occurred in other worlds and dimensions prior to the story.