a highly detailed epic cinematic concept art CG render digital painting artwork: Robot Titans as tall as the clouds walk over the retrofuture city. By Greg Rutkowski, in the style of Francis Bacon and Syd Mead and Norman Rockwell and Edward Hopper, open ceiling, highly detailed, giant robots, painted by Francis Bacon and Edward Hopper, painted by James Gilleard, surrealism, rainbow neon strips, airbrush, Ilya Kuvshinov, WLOP, Stanley Artgerm, very coherent, triadic color scheme, art by Takato Yamamoto and James Jean