Locusta
She lived in ancient Rome and her killing method was poisoning
Nero's Mother was the wife of the Emperor Claudius
She decided to hire Locusta for her killing services
A dish of poisoned mushrooms caused the death of Claudius
She was lated called upon to kill his son Britannieus
Locusta was caught and paid for her crimes in a manner that was typical
She was raped by a trained giraffe then torn apart by animals