Song Dynasty Black Flag Army March, Steel Torrent Phalanxes AI Image Prompt

Black Flag Army, Chinese-style cavalry, archers, infantry, and finally supply and logistics troops, grand march, with heavy armored cavalry and commanders, an overwhelming torrent of steel, highlighting each military phalanx and the sense of dense numbers, armies covering the mountains and fields, banners blotting out the sun, zooming out the background geography to show more different directions and types of troops advancing, a sense of dark clouds pressing down on the city ready to destroy it. Realistic texture, restoring the scene of a Song Dynasty military expedition. Realistic style. Windblown sand, ancient atmosphere, graininess, low saturation, old trees, crows, weeds, cold tones, extreme detail, maximalism, cinematic feel.