Isnan is a member of the Al Sarmen.
Isnan is created by Shinobu Ohtaka who has no information regarding any inspiration used to create him. He first appears in Magi volume 10: chapter 89 and episode 12. He is voiced by Takahiro Sakurai.
He appears alongside Dunya and Issac in Zagan's dungeon.
Isnan makes an earlier appearance by replacing Weapons Dealer during the events in Balbadd. He provides weapons to Kassim and his gang as well instructions for transforming into a Black Djinn. He observes the fight between Alibaba & Aladdin against Kassim & Judal. When Judal has been defeated, Isnan tries to retreat, but Sinbad and his company attacks him. Sinbad destroys Isnan's body, yet Isnan manages to slither from his disemboweled head in the sea.