User blog comment:JWarrior89/The Battle of the Criminally Insane: The Joker vs Professor Genki/@comment-5580301-20130127051920/@comment-4248317-20130127052952

The crowbar wasn't designed to be a weapon, and it has a far shorter reach than the Penetrator, which has a longer reach, and can strike with the force of a baseball bat covered in spikes.