Colossal Ancient Fey War-Dragon in Desert Storm

colossal ancient fey war-dragon inspired by faerie dragons, mountain-sized, fully reared-up towering vertical stance, slender razor-sharp form with dynamic S-curve neck and body arching skyward, iridescent pale ivory-white scales shifting with rainbow prismatic gleams, ethereal glow and luminous motes, no forelimbs - huge translucent moth-butterfly wings flared high like shimmering sails, powerful hind legs straightened like pillars, talons gouging cliff rock, narrow head high with feathery antennae, jaws wide in sharp-fanged fey roar, prismatic dragonfire blasting downward incinerating distant army in fireballs and chaos ultra-low camera angle, extreme ground-level ultra-wide upward view, dragon dominates frame soaring into dust storms, thick choking golden-brown dust clouds, swirling sand vortexes, dense volumetric mist, heavy airborne particles slashing everywhere, harsh sunlight refracted into prismatic halos, intense backlighting rim-lighting sharp contours and iridescence through particle haze far below through turbulent dust and mist: burning army wreckage sinking into dunes, smoke pillars rising, chaos veiled by storm dark moody cinematic realism with fey enchantment, desaturated scorched oranges/charcoals/golds + vivid rainbow shimmers, hyper-volumetric dust/mist/particles, heat distortion, analog film grain, chromatic aberration, barrel distortion, vignette, gritty ethereal texture, epic desert fey war masterpiece, vertical predatory grace and apocalyptic wonder