Extremely Realistic, Close Up Portrait Pencil Sketch Character Artwork of Iron Man (Marvel Comics:1.4), Tony Stark, focused expression, powered armor suit, Arc Reactor visible, metallic gold finish, energy emitting from core, meticulous detail, graphite strokes, captivating facial features, refined, highly defined lines. by: Adam Hughes, Jack Kirby.  
(Iron Man (Marvel (Comics:1.4:1.2))), Arc Reactor. 