Percy Jackson, prophecy generator, solo, (12yo), messy brown hair, bright blue eyes, casual wear, white T-shirt, worn jeans, sneakers, holding a mystical orb, ancient Greek-inspired architecture, Oracle's cave, dimly lit, mysterious ambiance, foggy atmosphere, misty waterfalls, subtle glowing runes, leather-bound books, scattered papyrus, atmospheric lighting, cinematic composition, heroic pose.