True and the Rainbow Kingdom: The Tricky Treat (Halloween Special) : Includes a Halloween Mask!
Plumpkin Day is supposed to be about wearing scary costumes and collecting treats. But this year, a naughty Yeti has transformed the citizens of the Rainbow Kingdom into Howling Greenies by giving them Tricky Treats! If True can't change them back before the next full moon, they'll stay that way forever! She's going to need help. Based on the top-rated animated series.