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