The Last Namsaraâ 

A gripping YA crossover series from a spectacular new voice in the genreDestroyer. Death bringer. Dragon-slayer. I am more weapon than girl. Asha is a dragon-slayer. Reviled by the very people she's sworn to protect, she kills to atone for the terrible deed she committed as a child.
One that almost destroyed her city, and left her with a terrible scar. She wears her scar with pride, but to others, her skin tells a story of devastation, of fiery deaths, of Asha's irredeemable wickedness. Only the death of Kozu, the First Dragon, will bring Asha true redemption and unite her father's fractured kingdom.