Excalibur, the sword King Arthur received from The Lady of the Lake, is one of the most well known swords the world over. While there are several other weapons mentioned in legend, Excalibur is the most well known. Based on Welsh legend, the Excalibur was often said to possess magical powers. The Excalibur sword has appeared in hundreds of different sources of contemporary media and fiction. Excalibur is a weapon of great power that appears in video games, it’s also often referenced in popular fiction, and most if not all films based in the time of King Arthur make mention of Excalibur at some point or another. In England, there are several historical locations that pay tribute to Excalibur, and while the real sword might have never existed, the mythology that surrounds it is quite palpable.
Some have suggested that the legend of Excalibur is based on Norse mythology, which has several swords and weapons of legend including Gram, a sword that Sigurd used to defeat the dragon Fafnir.