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