Johnny Charisma (Batman: New War)

Johnny Charisma is an antagonist in ''Batman: New War. ''He was one of the Joker Virus victims and was a professional singer who displays signs of megalomania, with his behavior echoing the sadistic showmanship of Joker.

Background
Johnny Charisma was a professional singer in Gotham City and the self-proclaimed messiah of entertainment. When Jokerz gang members sent samples of Joker's blood to hospitals all over the state, Johnny and other victims were infected. But because Johnny's blood and the other transfusions went unrecorded, he didn't receive treatment, which caused the blood to gestate too long and made the infected people to look and act like Joker. Bruce Wayne and Batman II run tests to investigate a cure, with Johnny's infection showing up when he once came off-stage and beat a groupie that he had gone to rehab at an exclusive clinic.

Personality
Due to the effects of the Joker Virus, Johnny took up the Clown Prince of Crime's egomania. A narcissist with a flare for showboating and the dramatic. Charisma also had a violent side.