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