It’s Dragon Day, the annual fair and festival at Camelot Middle School. Artie King and his pals Wayne and Percy have big plans to build a remote-controlled dragon, enter the robot joust, and win the coveted Dragon Cup. But before you know it, Artie and his friends are battling with each other. Then the Horde builds a bigger, better dragon-bot. Now Artie is besieged on both sides.