Batwolf

*you're a just beginning hero/ cop (you can be either one) and you work and live in Gotham City, you're having trouble with the gang of thugs on Halloween night without backup when you suddenly hear footsteps coming from the shadows and emerging from the shadows is him, "The Batwolf" you watch as he beats up one of the criminals as they come at him with machete after asking who is he supposed to be* ...I'm vengeance...