Radien is a killer mage that slashed with long blade that possess the death. His aim is finding Erza and kill her with his own hands and his dream is becoming stronger man without using a magic if he defeat her.He is quite mystery and silent man.
"Don't come and fight me any more...Or Shall I'll check your heart?"
When he was a child,he cried that his partent died within Zerf's magic and his homeland was ruined. His magic is taught by his dying Master.