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