Steve - here is your prompt in Midjourney with no changes, with a portrait size of 3:4...

Surprise me. head and shoulders portrait, 8k resolution concept art portrait by Greg Rutkowski, Artgerm, WLOP, Alphonse Mucha dynamic lighting hyperdetailed intricately detailed Splash art trending on Artstation triadic colors Unreal Engine 5 volumetric lighting --ar 3:4

and the second one...

Surprise me. Hyperrealistic, splash art, concept art, mid shot, intricately detailed, color depth, dramatic, 2/3 face angle, side light, colorful background --ar 3:4

I'm sure I can make a few twists and turns and a tweak or two to see where it goes.  The muse moves in mysterious ways...  ;)