A photorealistic render of a void arcanist character enveloped in swirling mist, capturing hyper-detailed features with volumetric lighting in a cinematic 9:16 aspect ratio. The scene is rendered with octane and powered by unreal engine, highlighting intricate details of the arcanist's mystical attire and otherworldly aura. Soft, diffused HDR lighting emphasizes the depth and texture of the character’s enigmatic presence, set against a dramatic, ethereal backdrop.