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