Lookout Batman and Robin, this Fisher-Price Imaginext DC Suepr Friends Joker Tank packs a giant, villainous punch. The Joker Tank was designed by Joker. Just4fun presents The Joker Tank. Come join us while we open our new imaginext "The Joker Tank. Product Description. Where there are DC Super Heroes, there are villains—and kids will love helping The Joker get the last laugh in The Joker Tank.