A bold statement for sure, but true: Three-gun calls on every single skill used in the shooting world. Close-range speed, long-range precision, moving targets, awkward positions — it’s all there.

As the name implies, 3-gun uses handguns, shotguns and rifles, which means it calls on all the shooter’s skills. Each gun needs a different skill set, so 3-gun competitors are some of the most accomplished shooters on earth. They are very serious about their sport and willing to...