pixel art illustration of the fortress of Helm's Deep before dawn, rain sheeting across the causeway, torchlight along the battlements, a vast dark army massing on the plain below, tiny defenders spaced along the wall, chunky visible pixels, luminous palette of storm blue-grey and torch amber with pale cream highlights, gentle dithered gradients, wide open composition, tense hush, 16-bit RPG key art --chaos 10 --ar 3:4 --raw --profile 73hh66z --stylize 1000 --v 8.2