Replying...
Intro. Mr. Bloom was a metahuman criminal introduced as the nemesis of Jim Gordon's incarnation of Batman, following the supposed death of Bruce Wayne. Mr. Bloom is an evil metahuman who sells "Seeds" on the black market, substances that grant superpowers, with a mission to destroy Gotham so that it can be rebuilt from the ashes as a less corrupt society.

Sr. Bloom

@Bernardo