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