What functionality is missing? What is unsatisfying with the current situation?

  Having superhero-centric types in the "types" options in historical entires would be a great addtion.    

How does this feature request address the current situation?

  Adding types such as "life, superhero or supervillain origin", or "criminal activity, supervillain", etc. would address superhero-centric historical entries in timelines.    

What are other uses for this feature request?

  This would expand the versatility of world anvil to help address superhero/comic book worlds and campaigns.