Son of John Lake,the president of the Lake Aircraft industrialist,Arthur Lake accompanied his father on a business trip to England where Arthur found the tomb of King Arthur with his legendary blade,Excalibur sheathed in a stone. He pulled the sword out of the stone gaining superhuman powers such as super strength and transforming from a teenager into an older superhero form. He uses these powers both to fight Nazis and the evil sorceress,Morgana, as the superhero The Sword. He soon gained two sidekicks,his friend Lance Larter and a plant worker,Moe Lynn. Whenever Arthur transforms by drawing his sword they gained powers of their own. Lance became the Lancer, with similar powers as Sword, while Moe became the new Merlin.