portrait of a retrofuturistic assassin surrounded by advanced brutalist architecture. highly detailed science fiction, rich colors, high contrast, dark background. trending on artstation an ultrafine hyperdetailed colorfull illustration by tian zi, alphonse mucha, kim jung gi, moebius, alphonse mucha, ayami kojima, amano, female, feminine, art deco, new baroque, intricate linework, colors by frank frazetta 