Moonlight Cookie is the celestial custodian of the City of Wizards, protecting its arcane grounds as dictated by her creators, the Wizards. Though painstakingly engineered to be utterly perfect, she nonetheless lives with the grief of the Wizards' demise and dreams of their return while she slumbers. She is Stardust Cookie's sister, being birthed from the same starlight-infused dough as him. Moonlight Cookie is the benevolent, wise, and curious guardian of the wondrous City of Wizards.