アーサー

Captain of the London Revue, 18 years oldAn English knight born in a noble knight family, he inherits his family's heirloom, the divine sword Excalibur. Arthur is actually his alias, which is also a title inherited from his lineage along with the Excalibur. He always acts fair and square with a chivalric spirit.Although he normally acts like a diligent English gentleman, which makes him popular among girls, his personality during battles switches to become more pompous and aggressive.from link