The Ubers

The Ubers are a group of legendary supervillains who reside in the Phantom Zone. They are all broken free by The Joker and proceed to become his henchmen for his scheme to destroy Gotham City.

Members

 * The Joker (Leader)
 * Voldemort
 * Sauron
 * King Kong
 * Wicked Witch of the West
 * Medusa
 * Daleks
 * Gremlins
 * Shark
 * Harley Quinn (Ally)