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