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