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