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