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