Cannons are not reserved to pirates and are found now in many shooting games! Aiming with a cannon is not always as obvious as with a gun However, it also has advantages. In general, when you shoot down something (or someone) with a cannon, the thing does not recover and stand up again. It is expeditious to use a cannon. And let's face it, it's also quite fun. We can use cannonballs, but sometimes other objects and even humans.