Trick or Treat Scooby-Doo!

Mystery Inc. has cracked the case to top all cases! They’ve tracked down Coco Diablo, the head of a notorious costume crime syndicate. With Coco and her kitty in prison, Mystery Inc. thinks that they can finally enjoy a break. Wrong! Suddenly, menacing doppelgänger ghosts of the Scooby crew and favorite classic foes show up in Coolsville to threaten Halloween, leading Velma on an empowering journey as she outshines her friends with her expertise - all while crushing on a woman who may hold the key to unraveling the mystery.