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