In a world where supervillains are commonplace, two estranged childhood best friends reunite after one devises a treatment that gives them powers to protect their city.
Gorilla Grodd’s time displacement machine transports many of Batman’s worst enemies to feudal Japan, along with the Dark Knight and a few of his allies.
During the 1980s, a failed stand-up comedian is driven insane and turns to a life of crime and chaos in Gotham City while becoming an infamous psychopathic crime figure.