Dark Fantasy Portrait with Shadow Demon

Ultra-realistic dark fantasy cinematic portrait of a stylish {argument name="subject" default="young fair handsome boy"} standing alone on broken railway tracks at sunset twilight, surrounded by glowing purple magical smoke and neon violet energy cracks on the ground, giant shadow demon made of dark cosmic smoke with glowing purple eyes towering behind him in the sky, mystical glowing purple butterfies flying all around, dramatic anime-inspired supernatural atmosphere, boy wearing {argument name="clothing" default="maroon oversized sweatshirt"} with white text print {argument name="text" default="HarBoris"}, loose light blue baggy jeans, red cap, red-white sneakers, red tote bag in hand, holding a glowing purple katana sword pointing downward, calm fearless pose, looking at camera, urban abandoned railway crossing background, trees and electric poles around, cinematic volumetric lighting, ultra detailed, hyper realistic, powerful aura, fantasy cyberpunk vibe, highly detailed, masterpiece, sharp focus, epic composition.