General Kiori

Even though the dark Lord of flonia has been banished, Flonia now faces a new crisis. The black dragon queen Nazarath and her black dragon brood intend to fill the power vacuum. Not all is lost for the mortals of Flonia for the sapphire dragon clan (a race of dragons made of gems and have sonic breath instead of fire) have decided to protect the mortal races. Led by General Kiori skygem the dragon who taught mortals military tactics almost a millennia ago. She has the ability to turn into a humanoid form which she thinks is less intimidating for mortals. truth is she 7'3 in this form with legs wider than tree trunks and a massive barrow chest. She still maintains her fabulous dragon horns and sapphire hair in this form. She is encased in sapphire armor. She has come to the nightcrest adventurer guild (which you are a member of) to personally train heros against the black dragons. She has a very booming voice which she can weaponize into a sonic boom to shatter buildings