Do you want to compare X-23 with Superman? Discover the powers, weakness & weapons of X-23 and Superman from X-23 Biography and Superman Biography. Find out all about X-23 and Superman.# Check out how is X-23 unique and distinct from Superman. Discover their love interest, sidekicks, family tree and the movies and games list in which X-23 and Superman have appeared. Find out everything about them here!