Ringleaders

3 clues
Plot organizers
Chief troublemakers
Crime bosses, or what the first words of the starred answers can be
Similar answers:
Adoringly
Asleaders
Bandleaders
Beringleader
Cardreaders
Cheerleaders
Coleaders
Constantreaders
Copyreaders
Cubscoutleaders
Daringly
Dascheerleaders
Dearreaders
Doeskriskringle
Doubleheaders
Duringlunchhour
Enduringlegacy
Enduringly
Ereaders
Erringly