What are some facts about scratch from The devil and daniel webster

Mr. Scratch, of course, is nothing less than the Devil himself. Appearing in human form, he convinces Jabez to make the transaction that will gain him the man’s soul in exchange for a serious turn of fortune. Scratch agrees to trial so that Webster can defend Jabez, but on condition that he pick the jury. That jury turns out to be a hive of scum and villainy from America’s past.