back view of silver hair empress, one arm is polished silver mechanical prosthetic, wearing elegant backless long white gown, hand resting on giant holy cross greatsword, glowing soft halo floating above her head, standing in the center of huge grand gothic cathedral, countless fully armored medieval knights lined up behind the empress, scattered small purple and blue wild flowers on the floor, golden sunbeam slanting through narrow tall arch windows, dramatic volumetric crepuscular rays, backlighting silhouette edge glow, epic solemn fantasy atmosphere, cool icy blue silver main tone with warm golden light accent, cinematic ultra wide angle perspective, hyper detailed, 8k, digital painting, depth of field, art by wlop