"Captain America: Civil War" concept artist Alexander Lozano has revealed an unused piece of artwork from the film, featuring the most feisty Iron Man-Captain America showdown we've seen so far.

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Lozano wrote in his Facebook post: "...this was an unused piece that i was inspired to create at the end of working on the project. i wanted to show them fighting with their gloves off. hope you like it!"

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Directed by Joe and Anthony Russo, and starring Chris Evans, Robert Downey Jr., Scarlett Johansson, Sebastian Stan, Anthony Mackie, Don Cheadle and many others, "Captain America: Civil War" hits theaters on May 6.