Do you want to compare Supergirl with Solomon Grundy? Discover the powers, weakness & weapons of Supergirl and Solomon Grundy from Supergirl Biography and Solomon Grundy Biography. Find out all about Supergirl and Solomon Grundy.# Check out how is Supergirl unique and distinct from Solomon Grundy. Discover their love interest, sidekicks, family tree and the movies and games list in which Supergirl and Solomon Grundy have appeared. Find out everything about them here!