/imagine the low angle shot of giant realistic intricately detailed black wyvern

/imagine the low angle shot of giant realistic intricately detailed black wyverns with enormous wingspans flying over massive a wall of fire around million of realistic intricately detailed medieval fantasy knights wielding spears, shields, swords and diverse realistic intricately detailed medieval fantasy banners/flags while running Helter skelter through a realistic intricately detailed dimly sunlit dark misty valley of pale yellow grass featuring stormy dark grey clouds in the sky and diffused sunrays : cinematic lighting, dynamic lighting blends seamlessly with natural light, ultra HD resolution, photography, photorealistic quality, high details, dark grey monochromatic atmospheric color grading, extreme dark grey atmospheric haze/fog, foggy ambience/atmosphere, realistic.