Board Thread:Questions and Answers/@comment-5105419-20140307181414/@comment-25032153-20140709020314

they are a serparate group but were also taken orders from the dead great Holy Knight to deal with problem that the holy knight couldn't deal with and the King gave each one a sacred weapon that boosted their power. their were also each a leader of some group of people before they joined the Sins as Merlin had the power after to become the teacher of Authur though she was wanted and their leader was the former great Holy Knight of the destroyed kindom. they each have a power that goes agianst one of the other Sins.