Dunya Musta'sim is a former princess of the Musta'sim kingdom.
Dunya Musta'sim is created by Shinobu Ohtaka who has no information regarding any inspiration used to create her. She first appears in Magi volume 10: chapter 89 and episode 20.
Being a Dark Djinn Metal user, she can control rocks and sands with her gravity magic. With her Dark Djinn Equip, she gains incredible power and spells. Her Extreme Magic spell can conjure multiple swords that rain down upon her enemies.