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