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