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