doomslayer, action pose, wielding super shotgun, armored, helmet, green visor, muscular build, chainsaw, ammo belt, demonic enemies, hellish landscape, fire, brimstone, molten lava, destroyed cityscape, intense battle, mid-air jump, dynamic lighting, high contrast, detailed textures, metal, gore, first-person perspective, energy shield, explosive effects, 3/4 view, aggressive stance, science fiction, advanced weaponry, power-up runes, fast-paced movement, ultra-violence, chaotic environment, panoramic shot.