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