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