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