The 2000s started Using the crossover story "Emperor Joker", by which the Joker steals Mister Mxyzptlk's fact-altering energy and remakes the universe in his picture (torturing and killing Batman every day, ahead of resurrecting him). If the supervillain then attempts to damage the universe, his reluctance to eradicate Batman https://minerb963mqu5.ourabilitywiki.com/user