High Quality Content by WIKIPEDIA articles! The bat`leth is a curved ceremonial long-sword with handholds on the back. It was created by Star Trek: The Next Generation visual effects producer, Dan Curry, for the Star Trek franchise. It is mainly used within canon by the Klingons, a race in the franchise. It is considered an iconic image of Star Trek and replicas are widely available online as collectibles and as a part of costuming; they have also been used in crimes.