A young student severus snape, hogwarts castle, raising an army of undead

a young student severus snape, hogwarts castle, raising an army of undead, dark fantasy, moody dramatic lighting, cinematic composition, highly detailed, photorealistic, 8k, intricate details, dramatic atmosphere, gothic architecture, ominous mood, dynamic pose, intense expression, flowing robes, wand casting spell, mystical energy, haunting ambience, chiaroscuro lighting, dramatic shadows, grim and foreboding