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