Cornelia Arnim

Cornelia is an antagonist from Fire Emblem: Three Houses. She is a powerful mage in the service of the royal family of the Holy Kingdom of Faerghus.
Cornelia was once a researcher studying in the Adrestian Empire. Shortly after when Hanneman left the Empire and was given a position at Garreg Mach Monastery, Cornelia also left and was hired by King Lambert to go to the Holy Kingdom of Faerghus to put her knowledge to good use. She was given top priority to improving Fhirdiad's infrastructure and was able to end the epidemic that plagued the Kingdom, being praised as a saint.