With Halloween around the corner, Scooby-Doo and Shaggy are excited for a holiday filled with fake monsters and plenty of candy. However, their celebrations are disrupted when a toxic ooze infects the neighborhood pumpkin patch, causing giant jack-o-lanterns to wreak havoc and a massive pumpkin leader to destroy everything in its path.
Happy Halloween, Scooby-Doo!
The Mystery Machine gang reunites to unravel the enigma of colossal proportions and rescue the beleaguered Crystal Cove.