Robo Force (Versus Ultron)

I wanted to give myself a challenge and see if I could create a second cover featuring one of my new teams, and here is the result.  These heroes are of course searching for the reason behind humanity's disappearance, and that would naturally lead to a prime suspect in Ultron.  Here's hoping we will see Hank Pym's unruly problem child facing off against the Avengers on the silver screen sometime down the line...