As a young man, only Arthur, of all the men in the kingdom, was able to pull the sacred sword from the stone, proving himself the rightful heir to the throne. Now the courageous King Arthur and his trusty steed will lead the Knights of the Round Table against the evil Mordred and his forces of darkness. Will Arthur defeat the Dark Army? Will Merlin the magician need to step in? In the world of Imaginext, anything is possible!