Home News New Specialty Series TMNT Leatherhead and Superman Dorbz Coming Soon! NewsPop! Vinyls New Specialty Series TMNT Leatherhead and Superman Dorbz Coming Soon! By admin - July 5, 2017 0 Facebook Twitter Google+ Pinterest WhatsApp Funko has announced once the upcoming release of the Specialty Series TMNT Leatherhead and Superman Dorbz. Both companies collectibles will be available at Comic Shops and smaller online retailers in October.