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