Prompt:

Dark fantasy, 3d render a giant manor with black stone walls, red banners, inside a medieval city, thousands of soldier gathering in front of city, and a knight is stand along in front of the building, set a desert with aurora in the night sky, there is an glowing prism river flowing through it, and many crystal plants on both sides --c 10 --ar 2:3 --style raw --sref 3709623716 --p ndbewqk --sw 80 --s 300 --v 6.1

黑暗幻想，3D渲染的巨大莊園，黑色石牆，紅色橫幅，位於一座中世紀城市中，成千上萬的士兵在城市前集合，一位騎士獨自在建築前站立，設置為沙漠，夜空中有極光，閃爍的棱鏡河流貫穿其中，河兩旁有許多水晶植物。