want to learn how to make this effect with gpt image 2? here

want to learn how to make this effect with gpt image 2? here is the prompt: a movie poster layout for "TITLE" with an expansive white background acting as negative space, featuring reference image. high-quality 2D anime illustration medium, cel-shaded with soft 3D-like rendering, using a stark white baseline palette contrasted with the colors of the reference image. Korean manhwa. note: it requires at least 1 image as reference. note 2: add this in the prompt to remove the poster credits: negative: billing block or credit block