Prompt: portrait of Kronos ancient god master of time, ancient greek greek symbols, sinister powerful Idris Elba, long white beard, eyebrows, epoch, era, clockwork, clock, cogs, masterpiece, epic, intricate, steampunk, machine, machinery, by John Howe Alan Lee Ted Nasmith Marc Simonetti Krenz Cushart Oil Painting
Negative prompt: by bad-artist, asymmetrical eyes, roman numerals