doom slayer, male, muscular build, aggressive stance, green armor, helmet with visor, shotgun in hand, chainsaw, demons, fire, brimstone, Mars landscape, destroyed facility, dark atmosphere, intense action, dynamic pose, glowing lava, heavy metal texture, torn cape, cybernetic enhancements, full-body shot, dramatic lighting, high contrast, wide-angle lens, apocalyptic scene, high detail, 3D render quality, smoke effects, sparks flying, energy shield, sci-fi elements.