Trick Or Treat Scooby-doo! Apr 2026

"But Coco is in the Coolsville Penitentiary," Velma noted, her brain already spinning with theories. "If these are her designs, who is wearing them? Or better yet, who is controlling them?"

Realizing they needed an expert on criminal costumes, the gang headed to the prison to interview Coco. To their surprise, Coco—who Velma couldn't help but admire for her brilliant, albeit villainous, mind—offered to help them, provided she could "consult" from outside her cell. Trick or Treat Scooby-Doo!

The rest of the gang burst into the kitchen. "Did you guys see that?" Fred asked, his eyes wide with excitement. "A green glow just passed by the front porch!" "But Coco is in the Coolsville Penitentiary," Velma