A beautiful highly detailed retrofuturistic (Warhammer 40k style portrait of armored santa, ultra realistic, full body:1.3) by mark keathley and james jean, 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