Batarang

A batarang is a roughly bat-shaped throwing weapon used by the DC Comics superhero Batman. The name is a portmanteau of bat and boomerang, and was originally spelled baterang. Although they are named after boomerangs, batarangs have become more like shuriken in recent interpretations. They have since become a staple of Batman's arsenal, appearing in every major Batman television and movie adaptation to date. Recent interpretations of the Dark Knight finds additional motivation to use the batarang as a ranged attack alternative to firearm, which he rejects outright due to the circumstances of his parents' murder. Batarangs first appeared in Detective Comics #31 (Sept. 1939). The earliest depictions were of scalloped, metal boomerangs which were used to attack opponents before quickly flying back to the thrower. However, variations of batarangs include those which are able to be folded to fit into Batman's utility belt, those which can be explosively charged and those which are... full article at wikipedia