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