Excalibur was the name of King Arthur's sword in movie 'King Arthur: Legend of the Sword'. This sword sometimes attributed with magical powers or associated with the rightful sovereignty of Great Britain. The sword was associated with the Arthurian legend very early. In Welsh, the sword is called Caledfwlch; in Cornish, the sword is called Calesvol; in Breton, Kaledvoulc'h; and in Latin, Caliburnus.
