The Biggest Villain Organization in "British and American"

In Jump City lives the biggest villain organization in the universe - the Teen Titans They destroyed Apokolips, Krypton, and destroyed the Earth several times. They made the sun disappear because they hated the sun. They were the terminators of civilization that even the top stars on the planet could not match. They will bomb the private cars of innocent citizens because of traffic jams and run over the cars next to them because of parking spaces. They punched Darkseid and kicked everyone in Arkham. But they were convinced they were superheroes, so what the heck. What will happen if such a group of people no longer believe that they are superheroes in a certain universe and truly become super villains? "Can I kill the Joker?" Of course Purpose: Don't compete with funny characters