Here’s a prompt you can use to generate an AI image of "underground greys": "A mysterious underground cavern dimly lit by bioluminescent fu...

Here’s a prompt you can use to generate an AI image of "underground greys": "A mysterious underground cavern dimly lit by bioluminescent fungi, with a group of tall, slender grey aliens standing in the shadows. Their large, black eyes reflect the eerie glow, and their smooth, silvery skin contrasts ...

Hyperrealistic, splash art, concept art, mid shot, intricately detailed, color depth, dramatic, 2/3 face angle, side light, colorful background