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