ラインハルト・ヴァン・アストレア

An easygoing Royal Guard knight and holder of the title "Sword Saint", who easily becomes friends with Subaru. He exhibits extraordinary powers in combat, and is stronger than all of his predecessors. After discovering that Emilia's insignia reacted to Felt, Reinhard becomes Felt's knight for the royal election. He, the Dragon, and Satella are the three most powerful characters in the world of the series. [From Wikipedia]