Iron Man 3 : No.8 New Posters [Wallpaper Sized] that you have never seen! From Jock, the artist behind the film’s IMAX poster. 24 April 2013 by Gunjap Iron Man 3 : No.8 New Posters [Wallpaper Sized] that you have never seen! From Jock, the artist behind the film’s IMAX poster.