Who said posters are just for the good guys?
On Monday Marvel rolled out the latest in a series of Avengers: Age of Ultron posters showcasing standalone images of the major actors in the series, this one featuring Ultron. Ultron, played by James Spader, is the primary antagonist of the upcoming Avengers sequel.
Marvel has already released solo posters of all of the Avengers from the first film, as well as Nick Fury, Scarlet Witch and Quicksilver. It's expected that one featuring the Vision will be coming later.