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