post-apocalyptic setting, character holding a sign "Weapons for Sale", makeshift stall, variety of weapons on display, rifles, pistols, melee weapons, scavenged armor, rugged survivor outfit, gas mask, dusty environment, destroyed buildings, overgrown vegetation, dim sunlight, survival atmosphere, wide-angle shot, detailed textures, rust and wear on weapons, barter economy, cautious stance, wary expression, guarded posture, ambient occlusion, desaturated colors, gritty realism.