Cyberchase: A Broom of One's Own

The kids and Digit check out the Wicked Witch's brooms to see if they are good as they claim when she puts Cybersquad Seal of Approval on them. The kids and Digit also check out their speeds, but the brooms make everyone race towards Motherboard at Control Central with the Wicked Witch leading them. Who will stop them and what will happen to the Hacker after he figures out all about this?