Here comes those first notes of soundtrack maestro John Williams’s iconic strut, blasting off mounted speakers into the growing crowd at Eastern Market Metro Park: duh-duh-duh-dun-da-duh-dun-da-duh.

Hasbro, the toy manufacturer, and Disney, who own the rights to Star Wars, both make top lightsabers, but what are the differences between them? Hasbro and Disney make some of the best lightsabers on ...