In the end, the warden was hauled away, and the gang managed to save Halloween for the kids of Coolsville. Shaggy and Scooby even got to keep the "evidence"—which, conveniently, was several crates of unclaimed chocolate.
It was Halloween night in Coolsville, but for the Mystery Inc. gang, the "spooky" atmosphere felt unusually quiet. After recently capturing the infamous costume designer Coco Diablo, the mastermind behind many of their old foes' disguises, the group was struggling with an unfamiliar problem: boredom. Trick or Treat Scooby-Doo!
The trap was set. As the robotic doppelgängers closed in, Fred triggered a series of elaborate Rube Goldberg-style contraptions involving a giant popcorn machine and a series of mirrors. The robots were lured into a trap and unmasked, revealing they were being remote-controlled by the prison warden, who had been using Coco’s technology to create "threats" so he could look like a hero. In the end, the warden was hauled away,