[Lynxai]

I use Comicrack because it´s the easiest (and faster) way I´ve found to convert to cbz.
When I say "series type" or "fixed values" I mean the type of the column. And yes, story arc must be the same type as the "series" column. You can check it changing the language of Calibre software and creating a new custom column (hey, I do it in spanish).