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