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