The Paddywhacker hand cannon is a heavy duty "magnum" revolver found throughout Columbia. The hand cannon is capable of killing common enemies with a single headshot, even on the Hard difficulty.

Bioshock Infinite features the series’ most diverse lineup of weapons yet. From shotguns and pistols to launchers and rifles, there is a lot to choose from, which can be quite hard for newcomers, ...

Since the Paddywhacker Hand Cannon is a strong weapon you can easily get this achievement/trophy with some well placed headshots. Use the ammo carefully and aim at the weaker enemies rather than the ...