A beautiful highly detailed retrofuturistic (Warhammer 40000, Epic Figure Santa Claus, 8k resolution concept art portrait by Greg Rutkowski, Artgerm, WLOP, Alphonse Mucha dynamic lighting hyperdetailed intricately detailed Splash art trending on Artstation triadic colors Unreal Engine 5 volumetric lighting:1.3) by thomas kinkade and makoto shinkai, science fiction, dystopian, hard light, (centered composition:1.2), sci-fi, featured on artstation, artstationhq, 70mm photo, 4k, 8k, octane render, aesthetic, exciting, cinematic, moody | Sci-fi