Buy the Imaginext Batman Joker Tank Superfriends Vehicle Set at Toys R Us today. We have a huge range of toys to suit all ages. Browse and buy toys & games. 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. Just4fun presents The Joker Tank. Come join us while we open our new imaginext "The Joker Tank.