Create a photorealistic image of a mystical creature representing the element of air, in the shape of a cloud. The creature should have ethereal and graceful features, floating in a night sky with soft clouds. Its cloud-like body should have pale with silvery highlights, and it could be surrounded by a light mist or swirling winds, on night  sky,  supranatural style,   realistic style,   infinite ultra high definition image quality and rendering, infinite image detail,  infinite realistic render,  infinite realistic RTX global illumination,  infinite special effect,  fairy style