In 2021, Mattel released a series of Super Treasure Hunts, hidden among the other series. They are distinguished by one or more of the following: Spectraflame paint, Real Riders, extensive detailing, and either a 'TREASURE HUNT' symbol script or a TH symbol. A new feature added in 2015 was a flame within a circle behind the vehicle on the card like the one below, except it's gold in color. original imported product