### Human: I wanna see a prompt for Stable Diffusion for a black military quadcopters swarm the wide hallways in a futuristic prison underground### Assistant: Black military quadcopters swarm the wide hallways in a futuristic prison underground, brutalist architecture, staff can be seen carrying black duffel bags, sigma 85mm f/1.4, 4k, unreal engine, concept art, trending on artstation, depth of field, high resolution, 4k, 8k, hd, full color