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