The gamers must prove their mettle when they're accidentally trapped inside Mondale High overnight along with their teachers.

When Ashley's late aunt leaves her a chest full of ghost-hunting equipment, Conor and Wendell see money-making potential and start their own paranormal business.

Ashley is invited to a prestigious girls-only tournament and the rest of the team joins her to show their support. In this episode, Chopper from the highly acclaimed animated series "Star Wars Rebels" also makes a guest appearance as himself – the grumpiest droid in the galaxy.