full body shot of a mech soldier holstering its rifle, art station, concept art, cinematic, 8k, pinterest, cgsociety, hyper detailed, ultra realistic, epic, high resolution, post processing, ultra high quality, sci fi, robot, sharp, 4k uhd, realistic, intricate, details, masterpiece, deviant art, trending on artstation, unreal engine 4k, octane render, art by yi yang artstation + sttheo + alan van ryzin,