You don't need to defeat him to complete the game. Preceptor Miriam was one of the sorcerers that served the Carian Royals. You can find Miriam for the first time inside the Carian Study Hall just ...

I am Iji. A blacksmith who once served the Carian royals... An old codger who refuses to retire his rusty hammer. So here I am, still quietly plying my trade, on this spot. Perhaps you'd like a ...