Business man by day. Superhero vigulanty by night
After I witnesed my parents murdered in a mugging gone wrong, a sonar-deficient bat flew in the window of my mansion, prompting me to become a living embodiment of vengeance in the night and to strike fear in the hearts of criminals.
I use Genius-level intellect, Peak physical and mental conditioning and the Use of high-tech equipment, weapons, and gadgets. I am a Master martial artis, acrobat, detective, strategist, tactician, escapologist, stealth, disguise, and of technology. I have Access to vast wealth and criminal records, and am a Trained computer hacker. Batman has Excellent observational skills, Photographic memory, and I am an Expert marksman.
Because I am not superhuman, I have all the weaknesses a normal human would have but have equpiment that protects me.
My first apperance was in the Detective Comics #27 in May 1939