The leader of a group of fanatics is revealed to be a powerful super-being known as Blackstarr, whom Supergirl has to battle. Things get even more complicated when Supergirl's friend, Mrs. Berkowitz, discovers a secret about Blackstarr in "StarLight, Star Bright—Blackstarr Rises Tonight."

Written By:
Paul Kupperberg
Carmine Infantino
Bob Oksner
Cover By:
Gil Kane